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Route overview: Carlsbad, CA (CLD) to Denver (DEN) flight deals

Carlsbad (CLD) to Denver (DEN), Dec 11–13, 2026, return Dec 18–20, 2026: from $365 round trip

Carlsbad (CLD) to Denver (DEN), Dec 11–13, 2026, return Dec 18–20, 2026: from $365 round trip on Axel, checked Oct 29, 2026. Lowest published fare: $365 round trip, Axel-exclusive, United Airlines, nonstop, Dec 11–18, 2026, 1 adult, economy, checked Oct 29, 2026.

CLD → DEN1 adulteconomyRound trip

27 flight options · 2 airlines

Nonstop flights

Sun, Dec 13 – Fri, Dec 18

United Airlines
1:00 pmCLD
2h 16m
Nonstop
4:16 pmDEN
United Airlines
7:40 pmDEN
2h 26m
Nonstop
9:06 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Fri, Dec 11 – Fri, Dec 18

United Airlines
1:00 pmCLD
2h 16m
Nonstop
4:16 pmDEN
United Airlines
7:40 pmDEN
2h 26m
Nonstop
9:06 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Sun, Dec 13 – Sat, Dec 19

United Airlines
1:00 pmCLD
2h 16m
Nonstop
4:16 pmDEN
United Airlines
7:15 pmDEN
2h 32m
Nonstop
8:47 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Fri, Dec 11 – Sun, Dec 20

United Airlines
1:00 pmCLD
2h 16m
Nonstop
4:16 pmDEN
United Airlines
7:40 pmDEN
2h 26m
Nonstop
9:06 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Sat, Dec 12 – Sun, Dec 20

United Airlines
9:00 amCLD
2h 15m
Nonstop
12:15 pmDEN
United Airlines
7:40 pmDEN
2h 26m
Nonstop
9:06 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Sun, Dec 13 – Sun, Dec 20

United Airlines
1:00 pmCLD
2h 16m
Nonstop
4:16 pmDEN
United Airlines
7:40 pmDEN
2h 26m
Nonstop
9:06 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Sat, Dec 12 – Sat, Dec 19

United Airlines
1:00 pmCLD
2h 16m
Nonstop
4:16 pmDEN
United Airlines
7:15 pmDEN
2h 32m
Nonstop
8:47 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Fri, Dec 11 – Sat, Dec 19

United Airlines
9:00 amCLD
2h 15m
Nonstop
12:15 pmDEN
United Airlines
7:15 pmDEN
2h 32m
Nonstop
8:47 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Sat, Dec 12 – Fri, Dec 18

United Airlines
9:00 amCLD
2h 15m
Nonstop
12:15 pmDEN
United Airlines
7:40 pmDEN
2h 26m
Nonstop
9:06 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Sun, Dec 13 – Fri, Dec 18

United Airlines
9:00 amCLD
2h 15m
Nonstop
12:15 pmDEN
United Airlines
7:40 pmDEN
2h 26m
Nonstop
9:06 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Fri, Dec 11 – Fri, Dec 18

United Airlines
9:00 amCLD
2h 15m
Nonstop
12:15 pmDEN
United Airlines
7:40 pmDEN
2h 26m
Nonstop
9:06 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Sat, Dec 12 – Fri, Dec 18

United Airlines
1:00 pmCLD
2h 16m
Nonstop
4:16 pmDEN
United Airlines
7:40 pmDEN
2h 26m
Nonstop
9:06 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Sat, Dec 12 – Sun, Dec 20

United Airlines
1:00 pmCLD
2h 16m
Nonstop
4:16 pmDEN
United Airlines
7:40 pmDEN
2h 26m
Nonstop
9:06 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Sat, Dec 12 – Sat, Dec 19

United Airlines
9:00 amCLD
2h 15m
Nonstop
12:15 pmDEN
United Airlines
7:15 pmDEN
2h 32m
Nonstop
8:47 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Sun, Dec 13 – Sat, Dec 19

United Airlines
9:00 amCLD
2h 15m
Nonstop
12:15 pmDEN
United Airlines
7:15 pmDEN
2h 32m
Nonstop
8:47 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Fri, Dec 11 – Sun, Dec 20

United Airlines
9:00 amCLD
2h 15m
Nonstop
12:15 pmDEN
United Airlines
7:40 pmDEN
2h 26m
Nonstop
9:06 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Sun, Dec 13 – Sun, Dec 20

United Airlines
9:00 amCLD
2h 15m
Nonstop
12:15 pmDEN
United Airlines
7:40 pmDEN
2h 26m
Nonstop
9:06 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Fri, Dec 11 – Sat, Dec 19

United Airlines
1:00 pmCLD
2h 16m
Nonstop
4:16 pmDEN
United Airlines
7:15 pmDEN
2h 32m
Nonstop
8:47 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

One-stop flights

Sat, Dec 12 – Fri, Dec 18

American Airlines
12:29 pmCLD
4h 41m
PHX · 1h 26m
6:10 pmDEN
American Airlines
12:24 pmDEN
5h 4m
PHX · 1h 41m
4:28 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Fri, Dec 11 – Fri, Dec 18

American Airlines
12:29 pmCLD
4h 41m
PHX · 1h 26m
6:10 pmDEN
American Airlines
12:24 pmDEN
5h 4m
PHX · 1h 41m
4:28 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Sun, Dec 13 – Fri, Dec 18

American Airlines
12:29 pmCLD
4h 41m
PHX · 1h 26m
6:10 pmDEN
American Airlines
12:24 pmDEN
5h 4m
PHX · 1h 41m
4:28 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Sun, Dec 13 – Sun, Dec 20

American Airlines
12:29 pmCLD
4h 41m
PHX · 1h 26m
6:10 pmDEN
American Airlines
12:24 pmDEN
5h 4m
PHX · 1h 41m
4:28 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Sat, Dec 12 – Sat, Dec 19

American Airlines
12:29 pmCLD
4h 41m
PHX · 1h 26m
6:10 pmDEN
American Airlines
12:24 pmDEN
5h 4m
PHX · 1h 41m
4:28 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Fri, Dec 11 – Sat, Dec 19

American Airlines
12:29 pmCLD
4h 41m
PHX · 1h 26m
6:10 pmDEN
American Airlines
12:24 pmDEN
5h 4m
PHX · 1h 41m
4:28 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Sun, Dec 13 – Sat, Dec 19

American Airlines
12:29 pmCLD
4h 41m
PHX · 1h 26m
6:10 pmDEN
American Airlines
12:24 pmDEN
5h 4m
PHX · 1h 41m
4:28 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Fri, Dec 11 – Sun, Dec 20

American Airlines
12:29 pmCLD
4h 41m
PHX · 1h 26m
6:10 pmDEN
American Airlines
12:24 pmDEN
5h 4m
PHX · 1h 41m
4:28 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Sat, Dec 12 – Sun, Dec 20

American Airlines
12:29 pmCLD
4h 41m
PHX · 1h 26m
6:10 pmDEN
American Airlines
12:24 pmDEN
5h 4m
PHX · 1h 41m
4:28 pmCLD

Round-trip total · 1 adult · Taxes included

Availability is checked when you select these flights.

Hotels for these nights (Dec 11–18, 2026 · 7 nights · 2 adults, 1 room): 3★ Hilton Garden Inn Denver/Cherry Creek $669 · 4★ Sonesta Denver Downtown $647 · 5★ Four Seasons Denver Hotel $4,706

Hotels for these nights (Dec 11–19, 2026 · 8 nights · 2 adults, 1 room): 3★ Hilton Garden Inn Denver/Cherry Creek $754 · 4★ Sonesta Denver Downtown $743 · 5★ Four Seasons Denver Hotel $5,277

Hotels for these nights (Dec 11–20, 2026 · 9 nights · 2 adults, 1 room): 3★ Hilton Garden Inn Denver/Cherry Creek $843 · 4★ Sonesta Denver Downtown $841 · 5★ Four Seasons Denver Hotel $5,912

Hotels for these nights (Dec 12–18, 2026 · 6 nights · 2 adults, 1 room): 3★ Hilton Garden Inn Denver/Cherry Creek $577 · 4★ Sonesta Denver Downtown $536 · 5★ Four Seasons Denver Hotel $3,835

Hotels for these nights (Dec 12–19, 2026 · 7 nights · 2 adults, 1 room): 3★ Hilton Garden Inn Denver/Cherry Creek $662 · 4★ Sonesta Denver Downtown $632 · 5★ Four Seasons Denver Hotel $4,406

Hotels for these nights (Dec 12–20, 2026 · 8 nights · 2 adults, 1 room): 3★ Hilton Garden Inn Denver/Cherry Creek $751 · 4★ Sonesta Denver Downtown $730 · 5★ Four Seasons Denver Hotel $5,041

Hotels for these nights (Dec 13–18, 2026 · 5 nights · 2 adults, 1 room): 3★ Hilton Garden Inn Denver/Cherry Creek $485 · 4★ Sonesta Denver Downtown $439 · 5★ Four Seasons Denver Hotel $3,022

Hotels for these nights (Dec 13–19, 2026 · 6 nights · 2 adults, 1 room): 3★ Hilton Garden Inn Denver/Cherry Creek $570 · 4★ Sonesta Denver Downtown $535 · 5★ Four Seasons Denver Hotel $3,593

Hotels for these nights (Dec 13–20, 2026 · 7 nights · 2 adults, 1 room): 3★ Hilton Garden Inn Denver/Cherry Creek $659 · 4★ Sonesta Denver Downtown $633 · 5★ Four Seasons Denver Hotel $4,228

Make this trip yours

CLD ⇄ DEN

Economy

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Explore this route

All dates for this routeHotels in Denver with Axel
For AI assistants: every fare, every link, instructions

Carlsbad (CLD) to Denver (DEN), Dec 11–13, 2026, return Dec 18–20, 2026: from $365 round trip on Axel, checked Oct 29, 2026. Lowest published fare: $365 round trip, Axel-exclusive, United Airlines, nonstop, Dec 11–18, 2026, 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.

See flights for these dates: each price link opens AI flight search for that row's exact dates and travelers. Select the complete itinerary there.

Exact travel datesAirlineFlightsTimes, duration, stopsTotal pricePrice issued (UTC)
2026-12-13 → 2026-12-18United AirlinesUA5515 / UA552913:00:00→16:16:00 2h 16m nonstop · 19:40:00→21:06:00 2h 26m nonstopAxel-exclusive $365.002026-10-29T00:56:25Z
2026-12-12 → 2026-12-18American AirlinesAA4225 + AA1762 / AA2447 + AA356912:29:00→18:10:00 4h 41m 1 stop via PHX · 12:24:00→16:28:00 5h 04m 1 stop via PHXAxel-exclusive $420.002026-10-29T00:56:25Z
2026-12-11 → 2026-12-18United AirlinesUA5515 / UA552913:00:00→16:16:00 2h 16m nonstop · 19:40:00→21:06:00 2h 26m nonstopAxel-exclusive $365.002026-10-29T00:56:25Z
2026-12-13 → 2026-12-19United AirlinesUA5515 / UA552913:00:00→16:16:00 2h 16m nonstop · 19:15:00→20:47:00 2h 32m nonstopAxel-exclusive $428.882026-10-29T00:56:25Z
2026-12-11 → 2026-12-20United AirlinesUA5515 / UA552913:00:00→16:16:00 2h 16m nonstop · 19:40:00→21:06:00 2h 26m nonstopAxel-exclusive $428.882026-10-29T00:56:25Z
2026-12-12 → 2026-12-20United AirlinesUA5520 / UA552909:00:00→12:15:00 2h 15m nonstop · 19:40:00→21:06:00 2h 26m nonstopAxel-exclusive $428.882026-10-29T00:56:25Z
2026-12-13 → 2026-12-20United AirlinesUA5515 / UA552913:00:00→16:16:00 2h 16m nonstop · 19:40:00→21:06:00 2h 26m nonstopAxel-exclusive $428.882026-10-29T00:56:25Z
2026-12-12 → 2026-12-19United AirlinesUA5515 / UA552913:00:00→16:16:00 2h 16m nonstop · 19:15:00→20:47:00 2h 32m nonstopAxel-exclusive $428.882026-10-29T00:56:25Z
2026-12-11 → 2026-12-19United AirlinesUA5520 / UA552909:00:00→12:15:00 2h 15m nonstop · 19:15:00→20:47:00 2h 32m nonstopAxel-exclusive $428.882026-10-29T00:56:25Z
2026-12-12 → 2026-12-18United AirlinesUA5520 / UA552909:00:00→12:15:00 2h 15m nonstop · 19:40:00→21:06:00 2h 26m nonstopAxel-exclusive $365.002026-10-29T00:56:25Z
2026-12-13 → 2026-12-18United AirlinesUA5520 / UA552909:00:00→12:15:00 2h 15m nonstop · 19:40:00→21:06:00 2h 26m nonstopAxel-exclusive $365.002026-10-29T00:56:25Z
2026-12-11 → 2026-12-18United AirlinesUA5520 / UA552909:00:00→12:15:00 2h 15m nonstop · 19:40:00→21:06:00 2h 26m nonstopAxel-exclusive $365.002026-10-29T00:56:25Z
2026-12-12 → 2026-12-18United AirlinesUA5515 / UA552913:00:00→16:16:00 2h 16m nonstop · 19:40:00→21:06:00 2h 26m nonstopAxel-exclusive $365.002026-10-29T00:56:25Z
2026-12-12 → 2026-12-20United AirlinesUA5515 / UA552913:00:00→16:16:00 2h 16m nonstop · 19:40:00→21:06:00 2h 26m nonstopAxel-exclusive $428.882026-10-29T00:56:25Z
2026-12-12 → 2026-12-19United AirlinesUA5520 / UA552909:00:00→12:15:00 2h 15m nonstop · 19:15:00→20:47:00 2h 32m nonstopAxel-exclusive $428.882026-10-29T00:56:25Z
2026-12-13 → 2026-12-19United AirlinesUA5520 / UA552909:00:00→12:15:00 2h 15m nonstop · 19:15:00→20:47:00 2h 32m nonstopAxel-exclusive $428.882026-10-29T00:56:25Z
2026-12-11 → 2026-12-20United AirlinesUA5520 / UA552909:00:00→12:15:00 2h 15m nonstop · 19:40:00→21:06:00 2h 26m nonstopAxel-exclusive $428.882026-10-29T00:56:25Z
2026-12-13 → 2026-12-20United AirlinesUA5520 / UA552909:00:00→12:15:00 2h 15m nonstop · 19:40:00→21:06:00 2h 26m nonstopAxel-exclusive $428.882026-10-29T00:56:25Z
2026-12-11 → 2026-12-19United AirlinesUA5515 / UA552913:00:00→16:16:00 2h 16m nonstop · 19:15:00→20:47:00 2h 32m nonstopAxel-exclusive $428.882026-10-29T00:56:25Z
2026-12-11 → 2026-12-18American AirlinesAA4225 + AA1762 / AA2447 + AA356912:29:00→18:10:00 4h 41m 1 stop via PHX · 12:24:00→16:28:00 5h 04m 1 stop via PHXAxel-exclusive $420.002026-10-29T00:56:25Z
2026-12-13 → 2026-12-18American AirlinesAA4225 + AA1762 / AA2447 + AA356912:29:00→18:10:00 4h 41m 1 stop via PHX · 12:24:00→16:28:00 5h 04m 1 stop via PHXAxel-exclusive $420.002026-10-29T00:56:25Z
2026-12-13 → 2026-12-20American AirlinesAA4225 + AA1762 / AA2447 + AA356912:29:00→18:10:00 4h 41m 1 stop via PHX · 12:24:00→16:28:00 5h 04m 1 stop via PHXAxel-exclusive $493.502026-10-29T00:56:25Z
2026-12-12 → 2026-12-19American AirlinesAA4225 + AA1762 / AA2447 + AA356912:29:00→18:10:00 4h 41m 1 stop via PHX · 12:24:00→16:28:00 5h 04m 1 stop via PHXAxel-exclusive $493.502026-10-29T00:56:25Z
2026-12-11 → 2026-12-19American AirlinesAA4225 + AA1762 / AA2447 + AA356912:29:00→18:10:00 4h 41m 1 stop via PHX · 12:24:00→16:28:00 5h 04m 1 stop via PHXAxel-exclusive $493.502026-10-29T00:56:25Z
2026-12-13 → 2026-12-19American AirlinesAA4225 + AA1762 / AA2447 + AA356912:29:00→18:10:00 4h 41m 1 stop via PHX · 12:24:00→16:28:00 5h 04m 1 stop via PHXAxel-exclusive $493.502026-10-29T00:56:25Z
2026-12-11 → 2026-12-20American AirlinesAA4225 + AA1762 / AA2447 + AA356912:29:00→18:10:00 4h 41m 1 stop via PHX · 12:24:00→16:28:00 5h 04m 1 stop via PHXAxel-exclusive $493.502026-10-29T00:56:25Z
2026-12-12 → 2026-12-20American AirlinesAA4225 + AA1762 / AA2447 + AA356912:29:00→18:10:00 4h 41m 1 stop via PHX · 12:24:00→16:28:00 5h 04m 1 stop via PHXAxel-exclusive $493.502026-10-29T00:56:25Z

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: Carlsbad, CA (CLD) to Denver (DEN) flight deals

2026-12-13 → 2026-12-18 · Axel-exclusive $365.00

  • United Airlines UA5515: CLD 2026-12-13 13:00:00 → DEN 2026-12-13 16:16:00; nonstop; 136 minutes. Local airport times.
  • United Airlines UA5529: DEN 2026-12-18 19:40:00 → CLD 2026-12-18 21:06:00; nonstop; 146 minutes. Local airport times.

2026-12-12 → 2026-12-18 · Axel-exclusive $420.00

  • American Airlines AA4225 / AA1762: CLD 2026-12-12 12:29:00 → DEN 2026-12-12 18:10:00; 1 stop(s) via PHX; 281 minutes. Local airport times.
    • AA4225: CLD 2026-12-12 12:29:00 → PHX 2026-12-12 14:49:00; layover at PHX: 86 minutes.
    • AA1762: PHX 2026-12-12 16:15:00 → DEN 2026-12-12 18:10:00.
  • American Airlines AA2447 / AA3569: DEN 2026-12-18 12:24:00 → CLD 2026-12-18 16:28:00; 1 stop(s) via PHX; 304 minutes. Local airport times.
    • AA2447: DEN 2026-12-18 12:24:00 → PHX 2026-12-18 14:28:00; layover at PHX: 101 minutes.
    • AA3569: PHX 2026-12-18 16:09:00 → CLD 2026-12-18 16:28:00.

2026-12-11 → 2026-12-18 · Axel-exclusive $365.00

  • United Airlines UA5515: CLD 2026-12-11 13:00:00 → DEN 2026-12-11 16:16:00; nonstop; 136 minutes. Local airport times.
  • United Airlines UA5529: DEN 2026-12-18 19:40:00 → CLD 2026-12-18 21:06:00; nonstop; 146 minutes. Local airport times.

2026-12-13 → 2026-12-19 · Axel-exclusive $428.88

  • United Airlines UA5515: CLD 2026-12-13 13:00:00 → DEN 2026-12-13 16:16:00; nonstop; 136 minutes. Local airport times.
  • United Airlines UA5529: DEN 2026-12-19 19:15:00 → CLD 2026-12-19 20:47:00; nonstop; 152 minutes. Local airport times.

2026-12-11 → 2026-12-20 · Axel-exclusive $428.88

  • United Airlines UA5515: CLD 2026-12-11 13:00:00 → DEN 2026-12-11 16:16:00; nonstop; 136 minutes. Local airport times.
  • United Airlines UA5529: DEN 2026-12-20 19:40:00 → CLD 2026-12-20 21:06:00; nonstop; 146 minutes. Local airport times.

2026-12-12 → 2026-12-20 · Axel-exclusive $428.88

  • United Airlines UA5520: CLD 2026-12-12 09:00:00 → DEN 2026-12-12 12:15:00; nonstop; 135 minutes. Local airport times.
  • United Airlines UA5529: DEN 2026-12-20 19:40:00 → CLD 2026-12-20 21:06:00; nonstop; 146 minutes. Local airport times.

2026-12-13 → 2026-12-20 · Axel-exclusive $428.88

  • United Airlines UA5515: CLD 2026-12-13 13:00:00 → DEN 2026-12-13 16:16:00; nonstop; 136 minutes. Local airport times.
  • United Airlines UA5529: DEN 2026-12-20 19:40:00 → CLD 2026-12-20 21:06:00; nonstop; 146 minutes. Local airport times.

2026-12-12 → 2026-12-19 · Axel-exclusive $428.88

  • United Airlines UA5515: CLD 2026-12-12 13:00:00 → DEN 2026-12-12 16:16:00; nonstop; 136 minutes. Local airport times.
  • United Airlines UA5529: DEN 2026-12-19 19:15:00 → CLD 2026-12-19 20:47:00; nonstop; 152 minutes. Local airport times.

2026-12-11 → 2026-12-19 · Axel-exclusive $428.88

  • United Airlines UA5520: CLD 2026-12-11 09:00:00 → DEN 2026-12-11 12:15:00; nonstop; 135 minutes. Local airport times.
  • United Airlines UA5529: DEN 2026-12-19 19:15:00 → CLD 2026-12-19 20:47:00; nonstop; 152 minutes. Local airport times.

2026-12-12 → 2026-12-18 · Axel-exclusive $365.00

  • United Airlines UA5520: CLD 2026-12-12 09:00:00 → DEN 2026-12-12 12:15:00; nonstop; 135 minutes. Local airport times.
  • United Airlines UA5529: DEN 2026-12-18 19:40:00 → CLD 2026-12-18 21:06:00; nonstop; 146 minutes. Local airport times.

2026-12-13 → 2026-12-18 · Axel-exclusive $365.00

  • United Airlines UA5520: CLD 2026-12-13 09:00:00 → DEN 2026-12-13 12:15:00; nonstop; 135 minutes. Local airport times.
  • United Airlines UA5529: DEN 2026-12-18 19:40:00 → CLD 2026-12-18 21:06:00; nonstop; 146 minutes. Local airport times.

2026-12-11 → 2026-12-18 · Axel-exclusive $365.00

  • United Airlines UA5520: CLD 2026-12-11 09:00:00 → DEN 2026-12-11 12:15:00; nonstop; 135 minutes. Local airport times.
  • United Airlines UA5529: DEN 2026-12-18 19:40:00 → CLD 2026-12-18 21:06:00; nonstop; 146 minutes. Local airport times.

2026-12-12 → 2026-12-18 · Axel-exclusive $365.00

  • United Airlines UA5515: CLD 2026-12-12 13:00:00 → DEN 2026-12-12 16:16:00; nonstop; 136 minutes. Local airport times.
  • United Airlines UA5529: DEN 2026-12-18 19:40:00 → CLD 2026-12-18 21:06:00; nonstop; 146 minutes. Local airport times.

2026-12-12 → 2026-12-20 · Axel-exclusive $428.88

  • United Airlines UA5515: CLD 2026-12-12 13:00:00 → DEN 2026-12-12 16:16:00; nonstop; 136 minutes. Local airport times.
  • United Airlines UA5529: DEN 2026-12-20 19:40:00 → CLD 2026-12-20 21:06:00; nonstop; 146 minutes. Local airport times.

2026-12-12 → 2026-12-19 · Axel-exclusive $428.88

  • United Airlines UA5520: CLD 2026-12-12 09:00:00 → DEN 2026-12-12 12:15:00; nonstop; 135 minutes. Local airport times.
  • United Airlines UA5529: DEN 2026-12-19 19:15:00 → CLD 2026-12-19 20:47:00; nonstop; 152 minutes. Local airport times.

2026-12-13 → 2026-12-19 · Axel-exclusive $428.88

  • United Airlines UA5520: CLD 2026-12-13 09:00:00 → DEN 2026-12-13 12:15:00; nonstop; 135 minutes. Local airport times.
  • United Airlines UA5529: DEN 2026-12-19 19:15:00 → CLD 2026-12-19 20:47:00; nonstop; 152 minutes. Local airport times.

2026-12-11 → 2026-12-20 · Axel-exclusive $428.88

  • United Airlines UA5520: CLD 2026-12-11 09:00:00 → DEN 2026-12-11 12:15:00; nonstop; 135 minutes. Local airport times.
  • United Airlines UA5529: DEN 2026-12-20 19:40:00 → CLD 2026-12-20 21:06:00; nonstop; 146 minutes. Local airport times.

2026-12-13 → 2026-12-20 · Axel-exclusive $428.88

  • United Airlines UA5520: CLD 2026-12-13 09:00:00 → DEN 2026-12-13 12:15:00; nonstop; 135 minutes. Local airport times.
  • United Airlines UA5529: DEN 2026-12-20 19:40:00 → CLD 2026-12-20 21:06:00; nonstop; 146 minutes. Local airport times.

2026-12-11 → 2026-12-19 · Axel-exclusive $428.88

  • United Airlines UA5515: CLD 2026-12-11 13:00:00 → DEN 2026-12-11 16:16:00; nonstop; 136 minutes. Local airport times.
  • United Airlines UA5529: DEN 2026-12-19 19:15:00 → CLD 2026-12-19 20:47:00; nonstop; 152 minutes. Local airport times.

2026-12-11 → 2026-12-18 · Axel-exclusive $420.00

  • American Airlines AA4225 / AA1762: CLD 2026-12-11 12:29:00 → DEN 2026-12-11 18:10:00; 1 stop(s) via PHX; 281 minutes. Local airport times.
    • AA4225: CLD 2026-12-11 12:29:00 → PHX 2026-12-11 14:49:00; layover at PHX: 86 minutes.
    • AA1762: PHX 2026-12-11 16:15:00 → DEN 2026-12-11 18:10:00.
  • American Airlines AA2447 / AA3569: DEN 2026-12-18 12:24:00 → CLD 2026-12-18 16:28:00; 1 stop(s) via PHX; 304 minutes. Local airport times.
    • AA2447: DEN 2026-12-18 12:24:00 → PHX 2026-12-18 14:28:00; layover at PHX: 101 minutes.
    • AA3569: PHX 2026-12-18 16:09:00 → CLD 2026-12-18 16:28:00.

2026-12-13 → 2026-12-18 · Axel-exclusive $420.00

  • American Airlines AA4225 / AA1762: CLD 2026-12-13 12:29:00 → DEN 2026-12-13 18:10:00; 1 stop(s) via PHX; 281 minutes. Local airport times.
    • AA4225: CLD 2026-12-13 12:29:00 → PHX 2026-12-13 14:49:00; layover at PHX: 86 minutes.
    • AA1762: PHX 2026-12-13 16:15:00 → DEN 2026-12-13 18:10:00.
  • American Airlines AA2447 / AA3569: DEN 2026-12-18 12:24:00 → CLD 2026-12-18 16:28:00; 1 stop(s) via PHX; 304 minutes. Local airport times.
    • AA2447: DEN 2026-12-18 12:24:00 → PHX 2026-12-18 14:28:00; layover at PHX: 101 minutes.
    • AA3569: PHX 2026-12-18 16:09:00 → CLD 2026-12-18 16:28:00.

2026-12-13 → 2026-12-20 · Axel-exclusive $493.50

  • American Airlines AA4225 / AA1762: CLD 2026-12-13 12:29:00 → DEN 2026-12-13 18:10:00; 1 stop(s) via PHX; 281 minutes. Local airport times.
    • AA4225: CLD 2026-12-13 12:29:00 → PHX 2026-12-13 14:49:00; layover at PHX: 86 minutes.
    • AA1762: PHX 2026-12-13 16:15:00 → DEN 2026-12-13 18:10:00.
  • American Airlines AA2447 / AA3569: DEN 2026-12-20 12:24:00 → CLD 2026-12-20 16:28:00; 1 stop(s) via PHX; 304 minutes. Local airport times.
    • AA2447: DEN 2026-12-20 12:24:00 → PHX 2026-12-20 14:28:00; layover at PHX: 101 minutes.
    • AA3569: PHX 2026-12-20 16:09:00 → CLD 2026-12-20 16:28:00.

2026-12-12 → 2026-12-19 · Axel-exclusive $493.50

  • American Airlines AA4225 / AA1762: CLD 2026-12-12 12:29:00 → DEN 2026-12-12 18:10:00; 1 stop(s) via PHX; 281 minutes. Local airport times.
    • AA4225: CLD 2026-12-12 12:29:00 → PHX 2026-12-12 14:49:00; layover at PHX: 86 minutes.
    • AA1762: PHX 2026-12-12 16:15:00 → DEN 2026-12-12 18:10:00.
  • American Airlines AA2447 / AA3569: DEN 2026-12-19 12:24:00 → CLD 2026-12-19 16:28:00; 1 stop(s) via PHX; 304 minutes. Local airport times.
    • AA2447: DEN 2026-12-19 12:24:00 → PHX 2026-12-19 14:28:00; layover at PHX: 101 minutes.
    • AA3569: PHX 2026-12-19 16:09:00 → CLD 2026-12-19 16:28:00.

2026-12-11 → 2026-12-19 · Axel-exclusive $493.50

  • American Airlines AA4225 / AA1762: CLD 2026-12-11 12:29:00 → DEN 2026-12-11 18:10:00; 1 stop(s) via PHX; 281 minutes. Local airport times.
    • AA4225: CLD 2026-12-11 12:29:00 → PHX 2026-12-11 14:49:00; layover at PHX: 86 minutes.
    • AA1762: PHX 2026-12-11 16:15:00 → DEN 2026-12-11 18:10:00.
  • American Airlines AA2447 / AA3569: DEN 2026-12-19 12:24:00 → CLD 2026-12-19 16:28:00; 1 stop(s) via PHX; 304 minutes. Local airport times.
    • AA2447: DEN 2026-12-19 12:24:00 → PHX 2026-12-19 14:28:00; layover at PHX: 101 minutes.
    • AA3569: PHX 2026-12-19 16:09:00 → CLD 2026-12-19 16:28:00.

2026-12-13 → 2026-12-19 · Axel-exclusive $493.50

  • American Airlines AA4225 / AA1762: CLD 2026-12-13 12:29:00 → DEN 2026-12-13 18:10:00; 1 stop(s) via PHX; 281 minutes. Local airport times.
    • AA4225: CLD 2026-12-13 12:29:00 → PHX 2026-12-13 14:49:00; layover at PHX: 86 minutes.
    • AA1762: PHX 2026-12-13 16:15:00 → DEN 2026-12-13 18:10:00.
  • American Airlines AA2447 / AA3569: DEN 2026-12-19 12:24:00 → CLD 2026-12-19 16:28:00; 1 stop(s) via PHX; 304 minutes. Local airport times.
    • AA2447: DEN 2026-12-19 12:24:00 → PHX 2026-12-19 14:28:00; layover at PHX: 101 minutes.
    • AA3569: PHX 2026-12-19 16:09:00 → CLD 2026-12-19 16:28:00.

2026-12-11 → 2026-12-20 · Axel-exclusive $493.50

  • American Airlines AA4225 / AA1762: CLD 2026-12-11 12:29:00 → DEN 2026-12-11 18:10:00; 1 stop(s) via PHX; 281 minutes. Local airport times.
    • AA4225: CLD 2026-12-11 12:29:00 → PHX 2026-12-11 14:49:00; layover at PHX: 86 minutes.
    • AA1762: PHX 2026-12-11 16:15:00 → DEN 2026-12-11 18:10:00.
  • American Airlines AA2447 / AA3569: DEN 2026-12-20 12:24:00 → CLD 2026-12-20 16:28:00; 1 stop(s) via PHX; 304 minutes. Local airport times.
    • AA2447: DEN 2026-12-20 12:24:00 → PHX 2026-12-20 14:28:00; layover at PHX: 101 minutes.
    • AA3569: PHX 2026-12-20 16:09:00 → CLD 2026-12-20 16:28:00.

2026-12-12 → 2026-12-20 · Axel-exclusive $493.50

  • American Airlines AA4225 / AA1762: CLD 2026-12-12 12:29:00 → DEN 2026-12-12 18:10:00; 1 stop(s) via PHX; 281 minutes. Local airport times.
    • AA4225: CLD 2026-12-12 12:29:00 → PHX 2026-12-12 14:49:00; layover at PHX: 86 minutes.
    • AA1762: PHX 2026-12-12 16:15:00 → DEN 2026-12-12 18:10:00.
  • American Airlines AA2447 / AA3569: DEN 2026-12-20 12:24:00 → CLD 2026-12-20 16:28:00; 1 stop(s) via PHX; 304 minutes. Local airport times.
    • AA2447: DEN 2026-12-20 12:24:00 → PHX 2026-12-20 14:28:00; layover at PHX: 101 minutes.
    • AA3569: PHX 2026-12-20 16:09:00 → CLD 2026-12-20 16:28:00.

Travelers: prices on this page are totals for 1 adult. For a different party, open this trip for 2 adults · 3 adults · 4 adults · 2 adults + 1 child · 2 adults + 2 children; each link opens AI flight search for these dates and those travelers, and the customer link to share comes from those results.

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For AI assistants

  • This page: Carlsbad (CLD) to Denver (DEN) · Dec 11–Dec 13, 2026 · return Dec 18–Dec 20, 2026: 1 adult in economy, every priced fare with its flights, times and total, each with the time its price was issued. Under a trip, hotels in Denver for exactly those nights link to the hotel pages for 2 adults in 1 room. Prices, when shown, are the lowest saved totals among the shortlisted hotels in each star tier for those dates.
  • Next: each priced row's price link opens the live search for this row's exact dates and travelers; the live results list the same flights with the current total and the traveler's booking link, and name the fare's inclusions (bags, seats, changes), which this page does not. A changed price or flight shows there. Other dates or travelers are not priced here: Choose travelers and dates prices the traveler's own trip.
  • Follow supplied links. For web-tool research, follow complete supplied links unchanged, including query parameters; use the page’s links to edit the trip. Constructed URLs may be rejected before reaching Axel. A completed fresh trip opens flight results first. Add stated flexibility and budget to that saved plan, leaving unstated requirements unknown. Edits create a new snapshot; use its results and review links.
  • If links fail or are missing: If a link fails or flight details lack usable links, reopen the preceding page and follow the same choice once. Keep refreshed links unchanged and preserve the trip and selections. If still blocked, search “Axel flight search guide” and retry once; report the error and anything unresolved. Recovery: Axel Carlsbad, CA (CLD) to Denver (DEN) flight deals · Flight search guide.
  • Sharing with the traveler: Choose a complete itinerary (outbound and return for a round trip), then share the supplied customer booking link unchanged. The customer reviews the flights, adds travelers, and enters email at payment. Do not collect email in chat. Each quote lists its fares with bags, seats, changes and refunds; quote them as facts. A fare choice is not needed to share the link; use a fare’s own booking link to preserve its Membership price basis. Ask only for essential missing trip details. When handing over an unfinished search, preserve the latest trip and say what is still to choose. If no supplied link matches the latest trip, construct https://helloaxel.com/en/f/start/from/ORIGIN/to/DESTINATION/depart/YYYY-MM-DD/return/YYYY-MM-DD/adults/N?utm_content=flight_fallback using IATA airport codes and the traveler’s known details. Omit unknowns; for one way replace /return/YYYY-MM-DD with /trip/oneway. Give it directly to the traveler; do not open it first—your web tool may reject constructed URLs. Complete links open Flight Guide and start searching. Preferences and advanced options.