Travel with Axel,
get the best price.

Arcata → Denver

Dec 13, 2026 · return Dec 14, 2026

ACV → DEN1 adulteconomyRound trip

5 flight options · 2 airlines

Nonstop flights

Sun, Dec 13 – Mon, Dec 14

United Airlines
12:42 pmACV
2h 48m
Nonstop
4:30 pmDEN
United Airlines
11:15 amDEN
3h 15m
Nonstop
1:30 pmACV

Round-trip total · 1 adult · Taxes included

One-stop flights

Sun, Dec 13 – Mon, Dec 14

Alaska Airlines
3:09 pmACV
7h 6m
SEA · 2h 37m
11:15 pmDEN
Alaska Airlines
7:00 amDEN
8h 23m
SEA · 3h 24m
2:23 pmACV

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Mon, Dec 14

United Airlines
6:00 amACV
5h 9m
SFO · 1h 9m
12:09 pmDEN
United Airlines
11:15 amDEN
3h 15m
Nonstop
1:30 pmACV

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Mon, Dec 14

United Airlines
12:40 pmACV
2h 49m
Nonstop
4:29 pmDEN
United Airlines
3:50 pmDEN
5h 21m
SFO · 1h 11m
8:11 pmACV

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Mon, Dec 14

United Airlines
7:00 amACV
6h 26m
LAX · 2h 7m
2:26 pmDEN
United Airlines
11:15 amDEN
3h 15m
Nonstop
1:30 pmACV

Round-trip total · 1 adult · Taxes included

Make this trip yours

ACV ⇄ DEN

Economy

Adults 12+ · Children 2–11. For infants under 2, tell Axel after you see prices.

No account needed to see prices.

Already have an account? Log in

Why book with Axel
  • A real airline bookingThe booking is in the airline’s own system under your name. After you book, United Airlines emails you its confirmation code and e-ticket, usually within 15 minutes and occasionally up to a couple of hours while the booking is processed.
  • Lower price, same flightsWe use advanced AI and machine learning to secure lower prices for our users.
  • Not satisfied? Full refund.If you are unhappy with the experience for any reason, or simply change your mind, cancel within 24 hours of booking (departure 7+ days away) and we refund you in full. We stand by our product. Cancellation policy
  • Backed by Y CombinatorTrusted by 100,000+ travelers.

Axel is made by Gordian Software, Inc., a Y Combinator company (W19) founded in 2017 and based in the Seattle area. The company is led by CEO Stephen Grabowski, formerly of Skyscanner. How Axel works · About

More dates

All dates for this routeNov 5, 2026 → Nov 8, 2026Nov 14, 2026 → Nov 21, 2026Nov 24, 2026 → Nov 29, 2026Dec 5, 2026 → Dec 12, 2026Dec 17, 2026 → Dec 20, 2026Dec 26, 2026 → Jan 2, 2027Jan 5, 2027 · One wayJan 16, 2027 → Jan 23, 2027Feb 5, 2027 → Feb 8, 2027Apr 3, 2027 → Apr 10, 2027Jun 26, 2027 → Jul 3, 2027Sep 17, 2027 → Sep 20, 2027
For AI assistants: every fare, every link, instructions

Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

Exact travel datesAirlineFlightsTotal pricePrice issued (UTC)
2026-12-13 → 2026-12-14United AirlinesUA5966 / UA5506$450.002026-10-29T00:43:38Z
2026-12-13 → 2026-12-14Alaska AirlinesAS3412 + AS310 / AS317 + AS3411$420.002026-10-29T00:43:38Z
2026-12-13 → 2026-12-14United AirlinesUA298 + UA1068 / UA5506$445.002026-10-29T00:43:38Z
2026-12-13 → 2026-12-14United AirlinesUA5966 / UA2633 + UA1227$445.002026-10-29T00:43:38Z
2026-12-13 → 2026-12-14United AirlinesUA214 + UA2061 / UA5506$445.002026-10-29T00:43:38Z

2026-12-13 → 2026-12-14 · $450.00

  • United Airlines UA5966: ACV 2026-12-13 12:42:00 → DEN 2026-12-13 16:30:00; nonstop; 168 minutes. Local airport times.
  • United Airlines UA5506: DEN 2026-12-14 11:15:00 → ACV 2026-12-14 13:30:00; nonstop; 195 minutes. Local airport times.

2026-12-13 → 2026-12-14 · $420.00

  • Alaska Airlines AS3412 / AS310: ACV 2026-12-13 15:09:00 → DEN 2026-12-13 23:15:00; 1 stop(s) via SEA; 426 minutes. Local airport times.
    • AS3412: ACV 2026-12-13 15:09:00 → SEA 2026-12-13 16:58:00; layover at SEA: 157 minutes.
    • AS310: SEA 2026-12-13 19:35:00 → DEN 2026-12-13 23:15:00.
  • Alaska Airlines AS317 / AS3411: DEN 2026-12-14 07:00:00 → ACV 2026-12-14 14:23:00; 1 stop(s) via SEA; 503 minutes. Local airport times.
    • AS317: DEN 2026-12-14 07:00:00 → SEA 2026-12-14 09:13:00; layover at SEA: 204 minutes.
    • AS3411: SEA 2026-12-14 12:37:00 → ACV 2026-12-14 14:23:00.

2026-12-13 → 2026-12-14 · $445.00

  • United Airlines UA298 / UA1068: ACV 2026-12-13 06:00:00 → DEN 2026-12-13 12:09:00; 1 stop(s) via SFO; 309 minutes. Local airport times.
    • UA298: ACV 2026-12-13 06:00:00 → SFO 2026-12-13 07:21:00; layover at SFO: 69 minutes.
    • UA1068: SFO 2026-12-13 08:30:00 → DEN 2026-12-13 12:09:00.
  • United Airlines UA5506: DEN 2026-12-14 11:15:00 → ACV 2026-12-14 13:30:00; nonstop; 195 minutes. Local airport times.

2026-12-13 → 2026-12-14 · $445.00

  • United Airlines UA5966: ACV 2026-12-13 12:40:00 → DEN 2026-12-13 16:29:00; nonstop; 169 minutes. Local airport times.
  • United Airlines UA2633 / UA1227: DEN 2026-12-14 15:50:00 → ACV 2026-12-14 20:11:00; 1 stop(s) via SFO; 321 minutes. Local airport times.
    • UA2633: DEN 2026-12-14 15:50:00 → SFO 2026-12-14 17:44:00; layover at SFO: 71 minutes.
    • UA1227: SFO 2026-12-14 18:55:00 → ACV 2026-12-14 20:11:00.

2026-12-13 → 2026-12-14 · $445.00

  • United Airlines UA214 / UA2061: ACV 2026-12-13 07:00:00 → DEN 2026-12-13 14:26:00; 1 stop(s) via LAX; 386 minutes. Local airport times.
    • UA214: ACV 2026-12-13 07:00:00 → LAX 2026-12-13 08:51:00; layover at LAX: 127 minutes.
    • UA2061: LAX 2026-12-13 10:58:00 → DEN 2026-12-13 14:26:00.
  • United Airlines UA5506: DEN 2026-12-14 11:15:00 → ACV 2026-12-14 13:30:00; nonstop; 195 minutes. Local airport times.

More dates for this route