Travel with Axel,
get the best price.

Denver → Miami

Dec 3, 2026 · return Dec 10, 2026

DEN → MIA1 adulteconomyRound trip

12 flight options · 4 airlines

Nonstop flights

Thu, Dec 3 – Thu, Dec 10

Frontier Airlines
3:52 pmDEN
3h 47m
Nonstop
9:39 pmMIA
Frontier Airlines
5:01 amMIA
4h 39m
Nonstop
7:40 amDEN

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Thu, Dec 10

American Airlines
11:56 pmDEN
3h 45m
Nonstop
5:41 am+1MIA
American Airlines
8:52 amMIA
4h 40m
Nonstop
11:32 amDEN

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Thu, Dec 10

United Airlines
1:40 pmDEN
3h 58m
Nonstop
7:38 pmMIA
United Airlines
7:35 amMIA
4h 34m
Nonstop
10:09 amDEN

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Thu, Dec 10

Frontier Airlines
11:57 pmDEN
3h 54m
Nonstop
5:51 am+1MIA
Frontier Airlines
7:47 pmMIA
5h
Nonstop
10:47 pmDEN

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Thu, Dec 10

American Airlines
6:00 amDEN
4h
Nonstop
12:00 pmMIA
American Airlines
8:52 amMIA
4h 40m
Nonstop
11:32 amDEN

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Thu, Dec 10

United Airlines
9:35 amDEN
3h 58m
Nonstop
3:33 pmMIA
United Airlines
7:35 amMIA
4h 34m
Nonstop
10:09 amDEN

Round-trip total · 1 adult · Taxes included

One-stop flights

Thu, Dec 3 – Thu, Dec 10

Southwest Airlines
2:10 pmDEN
6h 5m
MCO · 1h 25m
10:15 pmMIA
Southwest Airlines
9:25 amMIA
7h 30m
DAL · 2h 15m
2:55 pmDEN

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Thu, Dec 10

Frontier Airlines
6:56 pmDEN
3h 48m
Nonstop
12:44 am+1MIA
Frontier Airlines
10:49 amMIA
6h 59m
DFW · 1h 1m
3:48 pmDEN

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Thu, Dec 10

Frontier Airlines
5:36 amDEN
6h 43m
IAH · 1h 33m
2:19 pmMIA
Frontier Airlines
5:01 amMIA
4h 39m
Nonstop
7:40 amDEN

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Thu, Dec 10

Frontier Airlines
9:00 amDEN
6h 28m
ATL · 1h 25m
5:28 pmMIA
Frontier Airlines
5:01 amMIA
4h 39m
Nonstop
7:40 amDEN

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Thu, Dec 10

Southwest Airlines
12:00 pmDEN
3h 45m
Nonstop
5:45 pmMIA
Southwest Airlines
9:25 amMIA
7h 30m
DAL · 2h 15m
2:55 pmDEN

Round-trip total · 1 adult · Taxes included

Thu, Dec 3 – Thu, Dec 10

American Airlines
1:15 pmDEN
6h 36m
DFW · 1h 42m
9:51 pmMIA
American Airlines
8:52 amMIA
4h 40m
Nonstop
11:32 amDEN

Round-trip total · 1 adult · Taxes included

Make this trip yours

DEN ⇄ MIA

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, Frontier 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 20, 2026 → Nov 23, 2026Nov 27, 2026 → Dec 4, 2026Nov 20, 2026 · One way
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)
2026-12-03 → 2026-12-10Frontier AirlinesF91280 / F91279$208.002026-10-29T01:04:33Z
2026-12-03 → 2026-12-10American AirlinesAA1003 / AA799$358.002026-10-29T01:04:33Z
2026-12-03 → 2026-12-10United AirlinesUA2234 / UA1047$378.002026-10-29T01:04:33Z
2026-12-03 → 2026-12-10Southwest AirlinesWN853 + WN2643 / WN2512 + WN536$318.002026-10-29T01:04:33Z
2026-12-03 → 2026-12-10Frontier AirlinesF91280 / F91519$208.002026-10-29T01:04:33Z
2026-12-03 → 2026-12-10American AirlinesAA2986 / AA799$358.002026-10-29T01:04:33Z
2026-12-03 → 2026-12-10United AirlinesUA1418 / UA1047$378.002026-10-29T01:04:33Z
2026-12-03 → 2026-12-10Frontier AirlinesF91280 / F92135 + F94463$198.002026-10-29T01:04:33Z
2026-12-03 → 2026-12-10Frontier AirlinesF93206 + F91462 / F91279$198.002026-10-29T01:04:33Z
2026-12-03 → 2026-12-10Frontier AirlinesF93294 + F94406 / F91279$198.002026-10-29T01:04:33Z
2026-12-03 → 2026-12-10Southwest AirlinesWN1704 / WN2512 + WN536$328.002026-10-29T01:04:33Z
2026-12-03 → 2026-12-10American AirlinesAA2579 + AA2657 / AA799$338.002026-10-29T01:04:33Z

2026-12-03 → 2026-12-10 · $208.00

  • Frontier Airlines F91280: DEN 2026-12-03 15:52:00 → MIA 2026-12-03 21:39:00; nonstop; 227 minutes. Local airport times.
  • Frontier Airlines F91279: MIA 2026-12-10 05:01:00 → DEN 2026-12-10 07:40:00; nonstop; 279 minutes. Local airport times.

2026-12-03 → 2026-12-10 · $358.00

  • American Airlines AA1003: DEN 2026-12-03 23:56:00 → MIA 2026-12-04 05:41:00; nonstop; 225 minutes. Local airport times.
  • American Airlines AA799: MIA 2026-12-10 08:52:00 → DEN 2026-12-10 11:32:00; nonstop; 280 minutes. Local airport times.

2026-12-03 → 2026-12-10 · $378.00

  • United Airlines UA2234: DEN 2026-12-03 13:40:00 → MIA 2026-12-03 19:38:00; nonstop; 238 minutes. Local airport times.
  • United Airlines UA1047: MIA 2026-12-10 07:35:00 → DEN 2026-12-10 10:09:00; nonstop; 274 minutes. Local airport times.

2026-12-03 → 2026-12-10 · $318.00

  • Southwest Airlines WN853 / WN2643: DEN 2026-12-03 14:10:00 → MIA 2026-12-03 22:15:00; 1 stop(s) via MCO; 365 minutes. Local airport times.
    • WN853: DEN 2026-12-03 14:10:00 → MCO 2026-12-03 19:35:00; layover at MCO: 85 minutes.
    • WN2643: MCO 2026-12-03 21:00:00 → MIA 2026-12-03 22:15:00.
  • Southwest Airlines WN2512 / WN536: MIA 2026-12-10 09:25:00 → DEN 2026-12-10 14:55:00; 1 stop(s) via DAL; 450 minutes. Local airport times.
    • WN2512: MIA 2026-12-10 09:25:00 → DAL 2026-12-10 11:30:00; layover at DAL: 135 minutes.
    • WN536: DAL 2026-12-10 13:45:00 → DEN 2026-12-10 14:55:00.

2026-12-03 → 2026-12-10 · $208.00

  • Frontier Airlines F91280: DEN 2026-12-03 23:57:00 → MIA 2026-12-04 05:51:00; nonstop; 234 minutes. Local airport times.
  • Frontier Airlines F91519: MIA 2026-12-10 19:47:00 → DEN 2026-12-10 22:47:00; nonstop; 300 minutes. Local airport times.

2026-12-03 → 2026-12-10 · $358.00

  • American Airlines AA2986: DEN 2026-12-03 06:00:00 → MIA 2026-12-03 12:00:00; nonstop; 240 minutes. Local airport times.
  • American Airlines AA799: MIA 2026-12-10 08:52:00 → DEN 2026-12-10 11:32:00; nonstop; 280 minutes. Local airport times.

2026-12-03 → 2026-12-10 · $378.00

  • United Airlines UA1418: DEN 2026-12-03 09:35:00 → MIA 2026-12-03 15:33:00; nonstop; 238 minutes. Local airport times.
  • United Airlines UA1047: MIA 2026-12-10 07:35:00 → DEN 2026-12-10 10:09:00; nonstop; 274 minutes. Local airport times.

2026-12-03 → 2026-12-10 · $198.00

  • Frontier Airlines F91280: DEN 2026-12-03 18:56:00 → MIA 2026-12-04 00:44:00; nonstop; 228 minutes. Local airport times.
  • Frontier Airlines F92135 / F94463: MIA 2026-12-10 10:49:00 → DEN 2026-12-10 15:48:00; 1 stop(s) via DFW; 419 minutes. Local airport times.
    • F92135: MIA 2026-12-10 10:49:00 → DFW 2026-12-10 13:33:00; layover at DFW: 61 minutes.
    • F94463: DFW 2026-12-10 14:34:00 → DEN 2026-12-10 15:48:00.

2026-12-03 → 2026-12-10 · $198.00

  • Frontier Airlines F93206 / F91462: DEN 2026-12-03 05:36:00 → MIA 2026-12-03 14:19:00; 1 stop(s) via IAH; 403 minutes. Local airport times.
    • F93206: DEN 2026-12-03 05:36:00 → IAH 2026-12-03 09:14:00; layover at IAH: 93 minutes.
    • F91462: IAH 2026-12-03 10:47:00 → MIA 2026-12-03 14:19:00.
  • Frontier Airlines F91279: MIA 2026-12-10 05:01:00 → DEN 2026-12-10 07:40:00; nonstop; 279 minutes. Local airport times.

2026-12-03 → 2026-12-10 · $198.00

  • Frontier Airlines F93294 / F94406: DEN 2026-12-03 09:00:00 → MIA 2026-12-03 17:28:00; 1 stop(s) via ATL; 388 minutes. Local airport times.
    • F93294: DEN 2026-12-03 09:00:00 → ATL 2026-12-03 14:00:00; layover at ATL: 85 minutes.
    • F94406: ATL 2026-12-03 15:25:00 → MIA 2026-12-03 17:28:00.
  • Frontier Airlines F91279: MIA 2026-12-10 05:01:00 → DEN 2026-12-10 07:40:00; nonstop; 279 minutes. Local airport times.

2026-12-03 → 2026-12-10 · $328.00

  • Southwest Airlines WN1704: DEN 2026-12-03 12:00:00 → MIA 2026-12-03 17:45:00; nonstop; 225 minutes. Local airport times.
  • Southwest Airlines WN2512 / WN536: MIA 2026-12-10 09:25:00 → DEN 2026-12-10 14:55:00; 1 stop(s) via DAL; 450 minutes. Local airport times.
    • WN2512: MIA 2026-12-10 09:25:00 → DAL 2026-12-10 11:30:00; layover at DAL: 135 minutes.
    • WN536: DAL 2026-12-10 13:45:00 → DEN 2026-12-10 14:55:00.

2026-12-03 → 2026-12-10 · $338.00

  • American Airlines AA2579 / AA2657: DEN 2026-12-03 13:15:00 → MIA 2026-12-03 21:51:00; 1 stop(s) via DFW; 396 minutes. Local airport times.
    • AA2579: DEN 2026-12-03 13:15:00 → DFW 2026-12-03 16:20:00; layover at DFW: 102 minutes.
    • AA2657: DFW 2026-12-03 18:02:00 → MIA 2026-12-03 21:51:00.
  • American Airlines AA799: MIA 2026-12-10 08:52:00 → DEN 2026-12-10 11:32:00; nonstop; 280 minutes. Local airport times.

More dates for this route