Flights from San Diego to the Rockies for 4 days: from $136 round trip (Dec 3–6, 2026)

Cheapest published round trip from San Diego for Thu Dec 3 – Sun Dec 6, 2026: $136 to Denver (Frontier Airlines, nonstop); airline fare $143. Published Nov 6, 2026.

Four days is a ski weekend or a summer long weekend in one mountain town: Salt Lake City for the easiest lifts from the airport, Jackson or Bozeman for the Tetons and Yellowstone in summer.

Nonstop from San Diego: Denver (2h 20m) and Bozeman (Alaska). No nonstop seen to Vail, Colorado Springs and Billings on the dates searched recently. No recent searches for Salt Lake City, Jackson, Aspen, Hayden, Montrose, Reno, Sun Valley, Missoula and Grand Junction.

Axel's pick: Denver, nonstop and the lowest fare saved for these dates, $136.

Where to fly from San Diego to the Rockies for 4 days: round trips of 3 to 4 nights to Denver, Salt Lake City, Bozeman, Jackson, Aspen and Vail and more. Pick a destination to see every date, or search your own dates in one tap.

AI assistants: For research, follow complete supplied links unchanged.

Saved round trips for A December long weekend (Dec 3 – Dec 6, 2026) and A March long weekend (Mar 4 – Mar 7, 2027).

Cheapest right now: Denver $136

Search my own dates and travelers

Flights from San Diego

More trip ideas from San Diego

The Rockies for 4 days from other cities

Fares observed November 6, 2026. USD for the travelers shown.

Where to go from San Diego

Round-trip totals · Economy · USD · 1 adult unless shown. "From" is a starting total: you pick the return in Axel. Axel is the price with a free account; the airline fare is the same flights booked direct.

DestinationWhy goFlightsAxel-exclusiveDates
Denver (DEN)Denver's breweries and the Rockies within an hourNonstop · 2h 20mAxel-exclusive $136 (airline $143)Dec 3–6, 2026See flights for these dates
Salt Lake City (SLC)Salt Lake City's ski resorts, minutes from the airportNo matching fare savedDec 3 – Dec 6, 2026 (suggested)Search these dates
Bozeman (BZN)Bozeman, the gateway to Yellowstone and Big SkyNonstop · AlaskaNo matching fare savedDec 3 – Dec 6, 2026 (suggested)Search these dates
Jackson (JAC)Jackson Hole's skiing, Grand Teton and YellowstoneNo matching fare savedDec 3 – Dec 6, 2026 (suggested)Search these dates
Aspen (ASE)Aspen's four ski mountains and summer trailsNo matching fare savedDec 3 – Dec 6, 2026 (suggested)Search these dates
Vail (EGE)Vail and Beaver Creek skiingNo nonstop seenNo matching fare savedDec 3 – Dec 6, 2026 (suggested)Search these dates
Hayden (HDN)Steamboat Springs' champagne powder and hot springsNo matching fare savedDec 3 – Dec 6, 2026 (suggested)Search these dates
Montrose (MTJ)Montrose, the gateway to Telluride and the San Juan MountainsNo matching fare savedDec 3 – Dec 6, 2026 (suggested)Search these dates
Reno (RNO)Reno, the gateway to Lake TahoeNo matching fare savedDec 3 – Dec 6, 2026 (suggested)Search these dates
Sun Valley (SUN)Sun Valley skiing and Idaho's mountainsNo matching fare savedDec 3 – Dec 6, 2026 (suggested)Search these dates
Missoula (MSO)Missoula's rivers, trails and Glacier National Park nearbyNo matching fare savedDec 3 – Dec 6, 2026 (suggested)Search these dates
Grand Junction (GJT)Grand Junction's wineries and Colorado National MonumentNo matching fare savedDec 3 – Dec 6, 2026 (suggested)Search these dates
Colorado Springs (COS)Colorado Springs' Pikes Peak and Garden of the GodsNo nonstop seenNo matching fare savedDec 3 – Dec 6, 2026 (suggested)Search these dates
Billings (BIL)Billings, the gateway to the Beartooth Highway and YellowstoneNo nonstop seenNo matching fare savedDec 3 – Dec 6, 2026 (suggested)Search these dates

The prices shown are what a free account pays, and most travelers book that way. Membership is optional and takes the same flights lower. Live search shows the same free-account price.

Flights for the months ahead

Lowest published fares for the months ahead: $140 round trip, Axel-exclusive, Frontier Airlines, nonstop, Nov 19–22, 2026; $75 one way, Axel-exclusive, Frontier Airlines, nonstop, Dec 1, 2026; 144 priced flights on 72 exact dates, 1 adult, economy, checked Oct 29, 2026. Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

Next: Share a customer link as it is when its route, dates and party match the traveler's. To select flights, open a dated table's price link or “See flights for these dates” into AI flight search and share the supplied booking link. Search links are for you; share customer and booking links. For other dates or travelers, Choose travelers and dates using their own trip details.

San Diego (SAN) to Denver (DEN): November 2026

Travel datesAirlineStopsTotal price
Nov 19, 2026 – Nov 22, 2026 · 3 nights · Compare return dates departing Nov 19, 2026Frontier AirlinesNonstopAxel-exclusive $140.00
Nov 19, 2026 – Nov 22, 2026 · 3 nights · Compare return dates departing Nov 19, 2026Alaska AirlinesNonstopAxel-exclusive $275.00
Nov 20, 2026 – Nov 23, 2026 · 3 nights · Compare return dates departing Nov 20, 2026Frontier AirlinesNonstopAxel-exclusive $140.00
Nov 20, 2026 – Nov 23, 2026 · 3 nights · Compare return dates departing Nov 20, 2026Southwest AirlinesNonstopAxel-exclusive $255.00
Nov 21, 2026 – Nov 28, 2026 · 7 nights · Compare return dates departing Nov 21, 2026Frontier AirlinesNonstopAxel-exclusive $164.50
Nov 21, 2026 – Nov 28, 2026 · 7 nights · Compare return dates departing Nov 21, 2026Southwest AirlinesNonstopAxel-exclusive $299.63
Nov 24, 2026 · One way · Compare return dates departing Nov 24, 2026Frontier AirlinesNonstopAxel-exclusive $101.25
Nov 24, 2026 · One way · Compare return dates departing Nov 24, 2026Southwest AirlinesNonstopAxel-exclusive $182.25
Nov 24, 2026 – Nov 29, 2026 · 5 nights · Compare return dates departing Nov 24, 2026Frontier AirlinesNonstopAxel-exclusive $189.00
Nov 24, 2026 – Nov 29, 2026 · 5 nights · Compare return dates departing Nov 24, 2026Southwest AirlinesNonstopAxel-exclusive $344.26
Nov 26, 2026 – Nov 29, 2026 · 3 nights · Compare return dates departing Nov 26, 2026Frontier AirlinesNonstopAxel-exclusive $189.00
Nov 26, 2026 – Nov 29, 2026 · 3 nights · Compare return dates departing Nov 26, 2026Alaska AirlinesNonstopAxel-exclusive $371.26
Nov 27, 2026 – Nov 30, 2026 · 3 nights · Compare return dates departing Nov 27, 2026Frontier AirlinesNonstopAxel-exclusive $189.00
Nov 27, 2026 – Nov 30, 2026 · 3 nights · Compare return dates departing Nov 27, 2026Southwest AirlinesNonstopAxel-exclusive $344.26
Nov 28, 2026 – Dec 5, 2026 · 7 nights · Compare return dates departing Nov 28, 2026Frontier AirlinesNonstopAxel-exclusive $164.50
Nov 28, 2026 – Dec 5, 2026 · 7 nights · Compare return dates departing Nov 28, 2026Southwest AirlinesNonstopAxel-exclusive $299.63

San Diego (SAN) to Denver (DEN): December 2026

Travel datesAirlineStopsTotal price
Dec 1, 2026 · One way · Compare return dates departing Dec 1, 2026Frontier AirlinesNonstopAxel-exclusive $75.00
Dec 1, 2026 · One way · Compare return dates departing Dec 1, 2026Southwest AirlinesNonstopAxel-exclusive $135.00
Dec 3, 2026 – Dec 6, 2026 · 3 nights · Compare return dates departing Dec 3, 2026Frontier AirlinesNonstopAxel-exclusive $140.00
Dec 3, 2026 – Dec 6, 2026 · 3 nights · Compare return dates departing Dec 3, 2026Alaska AirlinesNonstopAxel-exclusive $275.00
Dec 4, 2026 – Dec 7, 2026 · 3 nights · Compare return dates departing Dec 4, 2026Frontier AirlinesNonstopAxel-exclusive $140.00
Dec 4, 2026 – Dec 7, 2026 · 3 nights · Compare return dates departing Dec 4, 2026Southwest AirlinesNonstopAxel-exclusive $255.00
Dec 5, 2026 – Dec 12, 2026 · 7 nights · Compare return dates departing Dec 5, 2026Frontier AirlinesNonstopAxel-exclusive $140.00
Dec 5, 2026 – Dec 12, 2026 · 7 nights · Compare return dates departing Dec 5, 2026Southwest AirlinesNonstopAxel-exclusive $255.00
Dec 8, 2026 · One way · Compare return dates departing Dec 8, 2026Frontier AirlinesNonstopAxel-exclusive $75.00
Dec 8, 2026 · One way · Compare return dates departing Dec 8, 2026Southwest AirlinesNonstopAxel-exclusive $135.00
Dec 10, 2026 – Dec 13, 2026 · 3 nights · Compare return dates departing Dec 10, 2026Frontier AirlinesNonstopAxel-exclusive $140.00
Dec 10, 2026 – Dec 13, 2026 · 3 nights · Compare return dates departing Dec 10, 2026Alaska AirlinesNonstopAxel-exclusive $275.00
Dec 11, 2026 – Dec 14, 2026 · 3 nights · Compare return dates departing Dec 11, 2026Frontier AirlinesNonstopAxel-exclusive $140.00
Dec 11, 2026 – Dec 14, 2026 · 3 nights · Compare return dates departing Dec 11, 2026Southwest AirlinesNonstopAxel-exclusive $255.00
Dec 12, 2026 – Dec 19, 2026 · 7 nights · Compare return dates departing Dec 12, 2026Frontier AirlinesNonstopAxel-exclusive $168.00
Dec 12, 2026 – Dec 19, 2026 · 7 nights · Compare return dates departing Dec 12, 2026Southwest AirlinesNonstopAxel-exclusive $306.00
Dec 15, 2026 · One way · Compare return dates departing Dec 15, 2026Frontier AirlinesNonstopAxel-exclusive $75.00
Dec 15, 2026 · One way · Compare return dates departing Dec 15, 2026Southwest AirlinesNonstopAxel-exclusive $135.00
Dec 17, 2026 – Dec 20, 2026 · 3 nights · Compare return dates departing Dec 17, 2026Frontier AirlinesNonstopAxel-exclusive $168.00
Dec 17, 2026 – Dec 20, 2026 · 3 nights · Compare return dates departing Dec 17, 2026Alaska AirlinesNonstopAxel-exclusive $330.00
Dec 18, 2026 – Dec 21, 2026 · 3 nights · Compare return dates departing Dec 18, 2026Frontier AirlinesNonstopAxel-exclusive $168.00
Dec 18, 2026 – Dec 21, 2026 · 3 nights · Compare return dates departing Dec 18, 2026Southwest AirlinesNonstopAxel-exclusive $306.00
Dec 19, 2026 – Dec 26, 2026 · 7 nights · Compare return dates departing Dec 19, 2026Frontier AirlinesNonstopAxel-exclusive $196.00
Dec 19, 2026 – Dec 26, 2026 · 7 nights · Compare return dates departing Dec 19, 2026Southwest AirlinesNonstopAxel-exclusive $357.00
Dec 22, 2026 · One way · Compare return dates departing Dec 22, 2026Frontier AirlinesNonstopAxel-exclusive $105.00
Dec 22, 2026 · One way · Compare return dates departing Dec 22, 2026Southwest AirlinesNonstopAxel-exclusive $189.00
Dec 22, 2026 – Dec 27, 2026 · 5 nights · Compare return dates departing Dec 22, 2026Frontier AirlinesNonstopAxel-exclusive $196.00
Dec 22, 2026 – Dec 27, 2026 · 5 nights · Compare return dates departing Dec 22, 2026Southwest AirlinesNonstopAxel-exclusive $357.00
Dec 24, 2026 – Dec 27, 2026 · 3 nights · Compare return dates departing Dec 24, 2026Frontier AirlinesNonstopAxel-exclusive $196.00
Dec 24, 2026 – Dec 27, 2026 · 3 nights · Compare return dates departing Dec 24, 2026Alaska AirlinesNonstopAxel-exclusive $385.00
Dec 25, 2026 – Dec 28, 2026 · 3 nights · Compare return dates departing Dec 25, 2026Frontier AirlinesNonstopAxel-exclusive $192.50
Dec 25, 2026 – Dec 28, 2026 · 3 nights · Compare return dates departing Dec 25, 2026Southwest AirlinesNonstopAxel-exclusive $350.63
Dec 26, 2026 – Jan 2, 2027 · 7 nights · Compare return dates departing Dec 26, 2026Frontier AirlinesNonstopAxel-exclusive $192.50
Dec 26, 2026 – Jan 2, 2027 · 7 nights · Compare return dates departing Dec 26, 2026Southwest AirlinesNonstopAxel-exclusive $350.63
Dec 29, 2026 · One way · Compare return dates departing Dec 29, 2026Frontier AirlinesNonstopAxel-exclusive $101.25
Dec 29, 2026 · One way · Compare return dates departing Dec 29, 2026Southwest AirlinesNonstopAxel-exclusive $182.25
Dec 30, 2026 – Jan 2, 2027 · 3 nights · Compare return dates departing Dec 30, 2026Frontier AirlinesNonstopAxel-exclusive $189.00
Dec 30, 2026 – Jan 2, 2027 · 3 nights · Compare return dates departing Dec 30, 2026Southwest AirlinesNonstopAxel-exclusive $344.26
Dec 31, 2026 – Jan 3, 2027 · 3 nights · Compare return dates departing Dec 31, 2026Frontier AirlinesNonstopAxel-exclusive $189.00
Dec 31, 2026 – Jan 3, 2027 · 3 nights · Compare return dates departing Dec 31, 2026Alaska AirlinesNonstopAxel-exclusive $371.26

San Diego (SAN) to Denver (DEN): January 2027

Travel datesAirlineStopsTotal price
Jan 1, 2027 – Jan 4, 2027 · 3 nights · Compare return dates departing Jan 1, 2027Frontier AirlinesNonstopAxel-exclusive $164.50
Jan 1, 2027 – Jan 4, 2027 · 3 nights · Compare return dates departing Jan 1, 2027Southwest AirlinesNonstopAxel-exclusive $299.63
Jan 2, 2027 – Jan 9, 2027 · 7 nights · Compare return dates departing Jan 2, 2027Frontier AirlinesNonstopAxel-exclusive $164.50
Jan 2, 2027 – Jan 9, 2027 · 7 nights · Compare return dates departing Jan 2, 2027Southwest AirlinesNonstopAxel-exclusive $299.63
Jan 5, 2027 · One way · Compare return dates departing Jan 5, 2027Frontier AirlinesNonstopAxel-exclusive $75.00
Jan 5, 2027 · One way · Compare return dates departing Jan 5, 2027Southwest AirlinesNonstopAxel-exclusive $135.00
Jan 7, 2027 – Jan 10, 2027 · 3 nights · Compare return dates departing Jan 7, 2027Frontier AirlinesNonstopAxel-exclusive $140.00
Jan 7, 2027 – Jan 10, 2027 · 3 nights · Compare return dates departing Jan 7, 2027Alaska AirlinesNonstopAxel-exclusive $275.00
Jan 8, 2027 – Jan 11, 2027 · 3 nights · Compare return dates departing Jan 8, 2027Frontier AirlinesNonstopAxel-exclusive $140.00
Jan 8, 2027 – Jan 11, 2027 · 3 nights · Compare return dates departing Jan 8, 2027Southwest AirlinesNonstopAxel-exclusive $255.00
Jan 9, 2027 – Jan 16, 2027 · 7 nights · Compare return dates departing Jan 9, 2027Frontier AirlinesNonstopAxel-exclusive $140.00
Jan 9, 2027 – Jan 16, 2027 · 7 nights · Compare return dates departing Jan 9, 2027Southwest AirlinesNonstopAxel-exclusive $255.00
Jan 12, 2027 · One way · Compare return dates departing Jan 12, 2027Frontier AirlinesNonstopAxel-exclusive $75.00
Jan 12, 2027 · One way · Compare return dates departing Jan 12, 2027Southwest AirlinesNonstopAxel-exclusive $135.00
Jan 14, 2027 – Jan 17, 2027 · 3 nights · Compare return dates departing Jan 14, 2027Frontier AirlinesNonstopAxel-exclusive $140.00
Jan 14, 2027 – Jan 17, 2027 · 3 nights · Compare return dates departing Jan 14, 2027Alaska AirlinesNonstopAxel-exclusive $275.00
Jan 15, 2027 – Jan 18, 2027 · 3 nights · Compare return dates departing Jan 15, 2027Frontier AirlinesNonstopAxel-exclusive $140.00
Jan 15, 2027 – Jan 18, 2027 · 3 nights · Compare return dates departing Jan 15, 2027Southwest AirlinesNonstopAxel-exclusive $255.00
Jan 16, 2027 – Jan 23, 2027 · 7 nights · Compare return dates departing Jan 16, 2027Frontier AirlinesNonstopAxel-exclusive $140.00
Jan 16, 2027 – Jan 23, 2027 · 7 nights · Compare return dates departing Jan 16, 2027Southwest AirlinesNonstopAxel-exclusive $255.00
Jan 19, 2027 · One way · Compare return dates departing Jan 19, 2027Frontier AirlinesNonstopAxel-exclusive $75.00
Jan 19, 2027 · One way · Compare return dates departing Jan 19, 2027Southwest AirlinesNonstopAxel-exclusive $135.00
Jan 21, 2027 – Jan 24, 2027 · 3 nights · Compare return dates departing Jan 21, 2027Frontier AirlinesNonstopAxel-exclusive $140.00
Jan 21, 2027 – Jan 24, 2027 · 3 nights · Compare return dates departing Jan 21, 2027Alaska AirlinesNonstopAxel-exclusive $275.00
Jan 22, 2027 – Jan 25, 2027 · 3 nights · Compare return dates departing Jan 22, 2027Frontier AirlinesNonstopAxel-exclusive $140.00
Jan 22, 2027 – Jan 25, 2027 · 3 nights · Compare return dates departing Jan 22, 2027Southwest AirlinesNonstopAxel-exclusive $255.00
Jan 23, 2027 – Jan 30, 2027 · 7 nights · Compare return dates departing Jan 23, 2027Frontier AirlinesNonstopAxel-exclusive $140.00
Jan 23, 2027 – Jan 30, 2027 · 7 nights · Compare return dates departing Jan 23, 2027Southwest AirlinesNonstopAxel-exclusive $255.00
Jan 26, 2027 · One way · Compare return dates departing Jan 26, 2027Frontier AirlinesNonstopAxel-exclusive $75.00
Jan 26, 2027 · One way · Compare return dates departing Jan 26, 2027Southwest AirlinesNonstopAxel-exclusive $135.00
Jan 28, 2027 – Jan 31, 2027 · 3 nights · Compare return dates departing Jan 28, 2027Frontier AirlinesNonstopAxel-exclusive $140.00
Jan 28, 2027 – Jan 31, 2027 · 3 nights · Compare return dates departing Jan 28, 2027Alaska AirlinesNonstopAxel-exclusive $275.00
Jan 29, 2027 – Feb 1, 2027 · 3 nights · Compare return dates departing Jan 29, 2027Frontier AirlinesNonstopAxel-exclusive $140.00
Jan 29, 2027 – Feb 1, 2027 · 3 nights · Compare return dates departing Jan 29, 2027Southwest AirlinesNonstopAxel-exclusive $255.00
Jan 30, 2027 – Feb 6, 2027 · 7 nights · Compare return dates departing Jan 30, 2027Frontier AirlinesNonstopAxel-exclusive $140.00
Jan 30, 2027 – Feb 6, 2027 · 7 nights · Compare return dates departing Jan 30, 2027Southwest AirlinesNonstopAxel-exclusive $255.00

San Diego (SAN) to Denver (DEN): February 2027

Travel datesAirlineStopsTotal price
Feb 2, 2027 · One way · Compare return dates departing Feb 2, 2027Frontier AirlinesNonstopAxel-exclusive $75.00
Feb 2, 2027 · One way · Compare return dates departing Feb 2, 2027Southwest AirlinesNonstopAxel-exclusive $135.00
Feb 4, 2027 – Feb 7, 2027 · 3 nights · Compare return dates departing Feb 4, 2027Frontier AirlinesNonstopAxel-exclusive $140.00
Feb 4, 2027 – Feb 7, 2027 · 3 nights · Compare return dates departing Feb 4, 2027Alaska AirlinesNonstopAxel-exclusive $275.00
Feb 5, 2027 – Feb 8, 2027 · 3 nights · Compare return dates departing Feb 5, 2027Frontier AirlinesNonstopAxel-exclusive $140.00
Feb 5, 2027 – Feb 8, 2027 · 3 nights · Compare return dates departing Feb 5, 2027Southwest AirlinesNonstopAxel-exclusive $255.00
Feb 6, 2027 – Feb 13, 2027 · 7 nights · Compare return dates departing Feb 6, 2027Frontier AirlinesNonstopAxel-exclusive $154.00
Feb 6, 2027 – Feb 13, 2027 · 7 nights · Compare return dates departing Feb 6, 2027Southwest AirlinesNonstopAxel-exclusive $280.50
Feb 12, 2027 – Feb 15, 2027 · 3 nights · Compare return dates departing Feb 12, 2027Frontier AirlinesNonstopAxel-exclusive $168.00
Feb 12, 2027 – Feb 15, 2027 · 3 nights · Compare return dates departing Feb 12, 2027Southwest AirlinesNonstopAxel-exclusive $306.00
Feb 19, 2027 – Feb 22, 2027 · 3 nights · Compare return dates departing Feb 19, 2027Frontier AirlinesNonstopAxel-exclusive $140.00
Feb 19, 2027 – Feb 22, 2027 · 3 nights · Compare return dates departing Feb 19, 2027Southwest AirlinesNonstopAxel-exclusive $255.00
Feb 20, 2027 – Feb 27, 2027 · 7 nights · Compare return dates departing Feb 20, 2027Frontier AirlinesNonstopAxel-exclusive $140.00
Feb 20, 2027 – Feb 27, 2027 · 7 nights · Compare return dates departing Feb 20, 2027Southwest AirlinesNonstopAxel-exclusive $255.00

San Diego (SAN) to Denver (DEN): March 2027

Travel datesAirlineStopsTotal price
Mar 19, 2027 – Mar 22, 2027 · 3 nights · Compare return dates departing Mar 19, 2027Frontier AirlinesNonstopAxel-exclusive $147.00
Mar 19, 2027 – Mar 22, 2027 · 3 nights · Compare return dates departing Mar 19, 2027Southwest AirlinesNonstopAxel-exclusive $267.76
Mar 20, 2027 – Mar 27, 2027 · 7 nights · Compare return dates departing Mar 20, 2027Frontier AirlinesNonstopAxel-exclusive $161.70
Mar 20, 2027 – Mar 27, 2027 · 7 nights · Compare return dates departing Mar 20, 2027Southwest AirlinesNonstopAxel-exclusive $294.53
Mar 25, 2027 – Mar 29, 2027 · 4 nights · Compare return dates departing Mar 25, 2027Frontier AirlinesNonstopAxel-exclusive $201.60
Mar 25, 2027 – Mar 29, 2027 · 4 nights · Compare return dates departing Mar 25, 2027Alaska AirlinesNonstopAxel-exclusive $374.85

San Diego (SAN) to Denver (DEN): April 2027

Travel datesAirlineStopsTotal price
Apr 16, 2027 – Apr 19, 2027 · 3 nights · Compare return dates departing Apr 16, 2027Frontier AirlinesNonstopAxel-exclusive $180.00
Apr 16, 2027 – Apr 19, 2027 · 3 nights · Compare return dates departing Apr 16, 2027Southwest AirlinesNonstopAxel-exclusive $300.00
Apr 17, 2027 – Apr 24, 2027 · 7 nights · Compare return dates departing Apr 17, 2027Frontier AirlinesNonstopAxel-exclusive $180.00
Apr 17, 2027 – Apr 24, 2027 · 7 nights · Compare return dates departing Apr 17, 2027Southwest AirlinesNonstopAxel-exclusive $300.00

San Diego (SAN) to Denver (DEN): May 2027

Travel datesAirlineStopsTotal price
May 14, 2027 – May 17, 2027 · 3 nights · Compare return dates departing May 14, 2027Frontier AirlinesNonstopAxel-exclusive $180.00
May 14, 2027 – May 17, 2027 · 3 nights · Compare return dates departing May 14, 2027Southwest AirlinesNonstopAxel-exclusive $300.00
May 15, 2027 – May 22, 2027 · 7 nights · Compare return dates departing May 15, 2027Frontier AirlinesNonstopAxel-exclusive $180.00
May 15, 2027 – May 22, 2027 · 7 nights · Compare return dates departing May 15, 2027Southwest AirlinesNonstopAxel-exclusive $300.00
May 28, 2027 – May 31, 2027 · 3 nights · Compare return dates departing May 28, 2027Frontier AirlinesNonstopAxel-exclusive $207.00
May 28, 2027 – May 31, 2027 · 3 nights · Compare return dates departing May 28, 2027Southwest AirlinesNonstopAxel-exclusive $345.00

San Diego (SAN) to Denver (DEN): June 2027

Travel datesAirlineStopsTotal price
Jun 11, 2027 – Jun 14, 2027 · 3 nights · Compare return dates departing Jun 11, 2027Frontier AirlinesNonstopAxel-exclusive $180.00
Jun 11, 2027 – Jun 14, 2027 · 3 nights · Compare return dates departing Jun 11, 2027Southwest AirlinesNonstopAxel-exclusive $300.00
Jun 12, 2027 – Jun 19, 2027 · 7 nights · Compare return dates departing Jun 12, 2027Frontier AirlinesNonstopAxel-exclusive $180.00
Jun 12, 2027 – Jun 19, 2027 · 7 nights · Compare return dates departing Jun 12, 2027Southwest AirlinesNonstopAxel-exclusive $300.00

San Diego (SAN) to Denver (DEN): July 2027

Travel datesAirlineStopsTotal price
Jul 2, 2027 – Jul 6, 2027 · 4 nights · Compare return dates departing Jul 2, 2027Frontier AirlinesNonstopAxel-exclusive $216.00
Jul 2, 2027 – Jul 6, 2027 · 4 nights · Compare return dates departing Jul 2, 2027Southwest AirlinesNonstopAxel-exclusive $360.00
Jul 9, 2027 – Jul 12, 2027 · 3 nights · Compare return dates departing Jul 9, 2027Frontier AirlinesNonstopAxel-exclusive $180.00
Jul 9, 2027 – Jul 12, 2027 · 3 nights · Compare return dates departing Jul 9, 2027Southwest AirlinesNonstopAxel-exclusive $300.00
Jul 10, 2027 – Jul 17, 2027 · 7 nights · Compare return dates departing Jul 10, 2027Frontier AirlinesNonstopAxel-exclusive $180.00
Jul 10, 2027 – Jul 17, 2027 · 7 nights · Compare return dates departing Jul 10, 2027Southwest AirlinesNonstopAxel-exclusive $300.00

San Diego (SAN) to Denver (DEN): August 2027

Travel datesAirlineStopsTotal price
Aug 6, 2027 – Aug 9, 2027 · 3 nights · Compare return dates departing Aug 6, 2027Frontier AirlinesNonstopAxel-exclusive $180.00
Aug 6, 2027 – Aug 9, 2027 · 3 nights · Compare return dates departing Aug 6, 2027Southwest AirlinesNonstopAxel-exclusive $300.00
Aug 7, 2027 – Aug 14, 2027 · 7 nights · Compare return dates departing Aug 7, 2027Frontier AirlinesNonstopAxel-exclusive $180.00
Aug 7, 2027 – Aug 14, 2027 · 7 nights · Compare return dates departing Aug 7, 2027Southwest AirlinesNonstopAxel-exclusive $300.00

San Diego (SAN) to Denver (DEN): September 2027

Travel datesAirlineStopsTotal price
Sep 3, 2027 – Sep 6, 2027 · 3 nights · Compare return dates departing Sep 3, 2027Frontier AirlinesNonstopAxel-exclusive $196.20
Sep 3, 2027 – Sep 6, 2027 · 3 nights · Compare return dates departing Sep 3, 2027Southwest AirlinesNonstopAxel-exclusive $327.00
Sep 4, 2027 – Sep 11, 2027 · 7 nights · Compare return dates departing Sep 4, 2027Frontier AirlinesNonstopAxel-exclusive $183.60
Sep 4, 2027 – Sep 11, 2027 · 7 nights · Compare return dates departing Sep 4, 2027Southwest AirlinesNonstopAxel-exclusive $306.00
Sep 24, 2027 – Sep 27, 2027 · 3 nights · Compare return dates departing Sep 24, 2027Frontier AirlinesNonstopAxel-exclusive $171.00
Sep 24, 2027 – Sep 27, 2027 · 3 nights · Compare return dates departing Sep 24, 2027Southwest AirlinesNonstopAxel-exclusive $285.00
Sep 25, 2027 – Oct 2, 2027 · 7 nights · Compare return dates departing Sep 25, 2027Frontier AirlinesNonstopAxel-exclusive $171.00
Sep 25, 2027 – Oct 2, 2027 · 7 nights · Compare return dates departing Sep 25, 2027Southwest AirlinesNonstopAxel-exclusive $285.00

Hotels in Denver for these trips

Hotels: under a trip, hotels in Denver for exactly those nights link to the hotel pages for 2 adults in 1 room. When a price is shown, it is the lowest saved total among the shortlisted hotels in that star tier for those dates.

All hotels in Denver

Route overview: San Diego to Denver (DEN) flight deals

2026-11-19 → 2026-11-22 · Axel-exclusive $280.00

  • United Airlines UA1565: SAN 2026-11-19 12:39:00 → DEN 2026-11-19 16:08:00; nonstop; 149 minutes. Local airport times.
  • United Airlines UA1281: DEN 2026-11-22 15:45:00 → SAN 2026-11-22 17:15:00; nonstop; 150 minutes. Local airport times.

2026-11-19 → 2026-11-22 · Axel-exclusive $290.00

  • American Airlines AA1950 / AA4952: SAN 2026-11-19 16:30:00 → DEN 2026-11-19 22:58:00; 1 stop(s) via PHX; 328 minutes. Local airport times.
    • AA1950: SAN 2026-11-19 16:30:00 → PHX 2026-11-19 18:59:00; layover at PHX: 120 minutes.
    • AA4952: PHX 2026-11-19 20:59:00 → DEN 2026-11-19 22:58:00.
  • American Airlines AA2447 / AA1950: DEN 2026-11-22 12:06:00 → SAN 2026-11-22 15:40:00; 1 stop(s) via PHX; 274 minutes. Local airport times.
    • AA2447: DEN 2026-11-22 12:06:00 → PHX 2026-11-22 14:03:00; layover at PHX: 78 minutes.
    • AA1950: PHX 2026-11-22 15:21:00 → SAN 2026-11-22 15:40:00.

2026-11-24 · one way · Axel-exclusive $101.25

  • Frontier Airlines F92818: SAN 2026-11-24 06:30:00 → DEN 2026-11-24 10:04:00; nonstop; 154 minutes. Local airport times.

2026-11-24 · one way · Axel-exclusive $182.25

  • Southwest Airlines WN3699: SAN 2026-11-24 12:30:00 → DEN 2026-11-24 15:50:00; nonstop; 140 minutes. Local airport times.

2026-11-28 → 2026-12-05 · Axel-exclusive $164.50

  • Frontier Airlines F92818: SAN 2026-11-28 06:30:00 → DEN 2026-11-28 10:04:00; nonstop; 154 minutes. Local airport times.
  • Frontier Airlines F92711: DEN 2026-12-05 22:29:00 → SAN 2026-12-05 23:57:00; nonstop; 148 minutes. Local airport times.

2026-11-28 → 2026-12-05 · Axel-exclusive $299.63

  • Southwest Airlines WN3702: SAN 2026-11-28 21:15:00 → DEN 2026-11-29 00:40:00; nonstop; 145 minutes. Local airport times.
  • Southwest Airlines WN4545: DEN 2026-12-05 07:00:00 → SAN 2026-12-05 08:30:00; nonstop; 150 minutes. Local airport times.

2026-12-12 → 2026-12-19 · Axel-exclusive $168.00

  • Frontier Airlines F92422: SAN 2026-12-12 17:29:00 → DEN 2026-12-12 21:00:00; nonstop; 151 minutes. Local airport times.
  • Frontier Airlines F92817: DEN 2026-12-19 08:49:00 → SAN 2026-12-19 10:19:00; nonstop; 150 minutes. Local airport times.

2026-12-12 → 2026-12-19 · Axel-exclusive $306.00

  • Southwest Airlines WN3698: SAN 2026-12-12 08:25:00 → DEN 2026-12-12 11:50:00; nonstop; 145 minutes. Local airport times.
  • Southwest Airlines WN1780: DEN 2026-12-19 19:35:00 → SAN 2026-12-19 21:00:00; nonstop; 145 minutes. Local airport times.

2026-12-25 → 2026-12-28 · Axel-exclusive $192.50

  • Frontier Airlines F92422: SAN 2026-12-25 11:14:00 → DEN 2026-12-25 14:56:00; nonstop; 162 minutes. Local airport times.
  • Frontier Airlines F92711: DEN 2026-12-28 22:29:00 → SAN 2026-12-28 23:58:00; nonstop; 149 minutes. Local airport times.

2026-12-25 → 2026-12-28 · Axel-exclusive $350.63

  • Southwest Airlines WN59: SAN 2026-12-25 14:40:00 → DEN 2026-12-25 18:00:00; nonstop; 140 minutes. Local airport times.
  • Southwest Airlines WN1781: DEN 2026-12-28 21:00:00 → SAN 2026-12-28 22:30:00; nonstop; 150 minutes. Local airport times.

2027-01-07 → 2027-01-10 · Axel-exclusive $140.00

  • Frontier Airlines F92422: SAN 2027-01-07 16:16:00 → DEN 2027-01-07 19:50:00; nonstop; 154 minutes. Local airport times.
  • Frontier Airlines F92711: DEN 2027-01-10 22:29:00 → SAN 2027-01-10 23:58:00; nonstop; 149 minutes. Local airport times.

2027-01-07 → 2027-01-10 · Axel-exclusive $275.00

  • Alaska Airlines AS3047: SAN 2027-01-07 09:10:00 → DEN 2027-01-07 12:48:00; nonstop; 158 minutes. Local airport times.
  • Alaska Airlines AS3059: DEN 2027-01-10 07:02:00 → SAN 2027-01-10 08:46:00; nonstop; 164 minutes. Local airport times.

2027-01-21 → 2027-01-24 · Axel-exclusive $140.00

  • Frontier Airlines F92422: SAN 2027-01-21 16:16:00 → DEN 2027-01-21 19:50:00; nonstop; 154 minutes. Local airport times.
  • Frontier Airlines F92711: DEN 2027-01-24 22:29:00 → SAN 2027-01-24 23:58:00; nonstop; 149 minutes. Local airport times.

2027-01-21 → 2027-01-24 · Axel-exclusive $275.00

  • Alaska Airlines AS3047: SAN 2027-01-21 09:10:00 → DEN 2027-01-21 12:48:00; nonstop; 158 minutes. Local airport times.
  • Alaska Airlines AS3059: DEN 2027-01-24 07:02:00 → SAN 2027-01-24 08:46:00; nonstop; 164 minutes. Local airport times.

2027-02-04 → 2027-02-07 · Axel-exclusive $140.00

  • Frontier Airlines F92422: SAN 2027-02-04 16:16:00 → DEN 2027-02-04 19:50:00; nonstop; 154 minutes. Local airport times.
  • Frontier Airlines F92711: DEN 2027-02-07 22:29:00 → SAN 2027-02-07 23:58:00; nonstop; 149 minutes. Local airport times.

2027-02-04 → 2027-02-07 · Axel-exclusive $275.00

  • Alaska Airlines AS3047: SAN 2027-02-04 09:10:00 → DEN 2027-02-04 12:48:00; nonstop; 158 minutes. Local airport times.
  • Alaska Airlines AS3059: DEN 2027-02-07 07:02:00 → SAN 2027-02-07 08:46:00; nonstop; 164 minutes. Local airport times.

2027-03-19 → 2027-03-22 · Axel-exclusive $147.00

  • Frontier Airlines F92422: SAN 2027-03-19 11:14:00 → DEN 2027-03-19 14:56:00; nonstop; 162 minutes. Local airport times.
  • Frontier Airlines F92817: DEN 2027-03-22 13:54:00 → SAN 2027-03-22 15:21:00; nonstop; 147 minutes. Local airport times.

2027-03-19 → 2027-03-22 · Axel-exclusive $267.76

  • Southwest Airlines WN59: SAN 2027-03-19 14:40:00 → DEN 2027-03-19 18:00:00; nonstop; 140 minutes. Local airport times.
  • Southwest Airlines WN3272: DEN 2027-03-22 11:10:00 → SAN 2027-03-22 12:30:00; nonstop; 140 minutes. Local airport times.

2027-05-15 → 2027-05-22 · Axel-exclusive $180.00

  • Frontier Airlines F92422: SAN 2027-05-15 16:16:00 → DEN 2027-05-15 19:50:00; nonstop; 154 minutes. Local airport times.
  • Frontier Airlines F92711: DEN 2027-05-22 22:29:00 → SAN 2027-05-22 23:58:00; nonstop; 149 minutes. Local airport times.

2027-05-15 → 2027-05-22 · Axel-exclusive $300.00

  • Southwest Airlines WN3698: SAN 2027-05-15 08:25:00 → DEN 2027-05-15 11:50:00; nonstop; 145 minutes. Local airport times.
  • Southwest Airlines WN3272: DEN 2027-05-22 11:10:00 → SAN 2027-05-22 12:30:00; nonstop; 140 minutes. Local airport times.

2027-07-10 → 2027-07-17 · Axel-exclusive $180.00

  • Frontier Airlines F92422: SAN 2027-07-10 16:16:00 → DEN 2027-07-10 19:50:00; nonstop; 154 minutes. Local airport times.
  • Frontier Airlines F92711: DEN 2027-07-17 22:29:00 → SAN 2027-07-17 23:58:00; nonstop; 149 minutes. Local airport times.

2027-07-10 → 2027-07-17 · Axel-exclusive $300.00

  • Southwest Airlines WN3698: SAN 2027-07-10 08:25:00 → DEN 2027-07-10 11:50:00; nonstop; 145 minutes. Local airport times.
  • Southwest Airlines WN3272: DEN 2027-07-17 11:10:00 → SAN 2027-07-17 12:30:00; nonstop; 140 minutes. Local airport times.

2027-09-25 → 2027-10-02 · Axel-exclusive $171.00

  • Frontier Airlines F92422: SAN 2027-09-25 16:16:00 → DEN 2027-09-25 19:50:00; nonstop; 154 minutes. Local airport times.
  • Frontier Airlines F92711: DEN 2027-10-02 22:29:00 → SAN 2027-10-02 23:58:00; nonstop; 149 minutes. Local airport times.

2027-09-25 → 2027-10-02 · Axel-exclusive $285.00

  • Southwest Airlines WN3698: SAN 2027-09-25 08:25:00 → DEN 2027-09-25 11:50:00; nonstop; 145 minutes. Local airport times.
  • Southwest Airlines WN3272: DEN 2027-10-02 11:10:00 → SAN 2027-10-02 12:30:00; nonstop; 140 minutes. Local airport times.

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Hotels in Denver with Axel

Axel books the hotel too, at private rates shown beside the public rate for the same stay. Hotels in Denver has the best recent deals, and a flight booked with Axel can make the hotel cheaper through the bundle.

Where to stay: Where to stay in Denver: the 6 best neighborhoods, ranked · Denver hotels where a family of four can share one room

Hotel details in Denver: Limelight Hotel Denver 4★ from $201 a night in the next 30 days · Hyatt Regency Denver at Colorado Convention Center 4★ · The Ramble Hotel 4★ · 11th Avenue Hostel 2★ from $65 a night in the next 30 days · Halcyon, a hotel in Cherry Creek, Denver 4★ · All 82 hotels in Denver

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  • This page: Flights from San Diego to the Rockies for 4 days. Round-trip fares from San Diego to the Rockies for 4 days: Denver, Salt Lake City, Bozeman, Jackson, Aspen and Vail and more, for stays of 3 to 4 nights. The cheapest saved fare for each destination, and a link to search your own dates.
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