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Houston → Denver

Dec 28, 2026 · return Dec 29, 2026

IAH → DEN1 adulteconomyRound trip

10 flight options · 3 airlines

Nonstop flights

Mon, Dec 28 – Tue, Dec 29

Frontier Airlines
10:59 pmIAH
2h 45m
Nonstop
12:44 am+1DEN
Frontier Airlines
9:18 pmDEN
2h 24m
Nonstop
12:42 am+1IAH

Round-trip total · 1 adult · Taxes included

Mon, Dec 28 – Tue, Dec 29

United Airlines
12:50 pmIAH
2h 35m
Nonstop
2:25 pmDEN
United Airlines
6:44 pmDEN
2h 26m
Nonstop
10:10 pmIAH

Round-trip total · 1 adult · Taxes included

Mon, Dec 28 – Tue, Dec 29

Frontier Airlines
6:26 amIAH
2h 39m
Nonstop
8:05 amDEN
Frontier Airlines
9:18 pmDEN
2h 24m
Nonstop
12:42 am+1IAH

Round-trip total · 1 adult · Taxes included

Mon, Dec 28 – Tue, Dec 29

United Airlines
9:52 pmIAH
2h 38m
Nonstop
11:30 pmDEN
United Airlines
6:44 pmDEN
2h 26m
Nonstop
10:10 pmIAH

Round-trip total · 1 adult · Taxes included

One-stop flights

Mon, Dec 28 – Tue, Dec 29

American Airlines
6:00 amIAH
4h 49m
DFW · 1h 1m
9:49 amDEN
Frontier Airlines
9:18 pmDEN
2h 24m
Nonstop
12:42 am+1IAH

Round-trip total · 1 adult · Taxes included

Mon, Dec 28 – Tue, Dec 29

United Airlines
9:48 amIAH
5h 32m
COS · 2h 1m
2:20 pmDEN
United Airlines
6:44 pmDEN
2h 26m
Nonstop
10:10 pmIAH

Round-trip total · 1 adult · Taxes included

Mon, Dec 28 – Tue, Dec 29

United Airlines
2:30 pmIAH
4h 53m
MAF · 1h 15m
6:23 pmDEN
United Airlines
6:44 pmDEN
2h 26m
Nonstop
10:10 pmIAH

Round-trip total · 1 adult · Taxes included

Mon, Dec 28 – Tue, Dec 29

United Airlines
9:46 amIAH
4h 49m
ICT · 1h 12m
1:35 pmDEN
United Airlines
6:44 pmDEN
2h 26m
Nonstop
10:10 pmIAH

Round-trip total · 1 adult · Taxes included

Mon, Dec 28 – Tue, Dec 29

United Airlines
9:50 amIAH
5h 27m
ASE · 1h 4m
2:17 pmDEN
United Airlines
6:44 pmDEN
2h 26m
Nonstop
10:10 pmIAH

Round-trip total · 1 adult · Taxes included

Mon, Dec 28 – Tue, Dec 29

United Airlines
7:30 amIAH
5h 37m
MSY · 1h 22m
12:07 pmDEN
United Airlines
6:44 pmDEN
2h 26m
Nonstop
10:10 pmIAH

Round-trip total · 1 adult · Taxes included

Make this trip yours

IAH ⇄ DEN

Economy

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

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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)
2026-12-28 → 2026-12-29Frontier AirlinesF92995 / F92996$162.002026-10-29T01:10:09Z
2026-12-28 → 2026-12-29United AirlinesUA2168 / UA2059$411.762026-10-29T01:10:09Z
2026-12-28 → 2026-12-29American Airlines / Frontier AirlinesAA2551 + AA2357 / F92996$290.252026-10-29T01:10:09Z
2026-12-28 → 2026-12-29Frontier AirlinesF93229 / F92996$162.002026-10-29T01:10:09Z
2026-12-28 → 2026-12-29United AirlinesUA1066 / UA2059$411.762026-10-29T01:10:09Z
2026-12-28 → 2026-12-29United AirlinesUA4078 + UA1824 / UA2059$401.632026-10-29T01:10:09Z
2026-12-28 → 2026-12-29United AirlinesUA4056 + UA5472 / UA2059$401.632026-10-29T01:10:09Z
2026-12-28 → 2026-12-29United AirlinesUA4278 + UA5813 / UA2059$401.632026-10-29T01:10:09Z
2026-12-28 → 2026-12-29United AirlinesUA5814 + UA5774 / UA2059$401.632026-10-29T01:10:09Z
2026-12-28 → 2026-12-29United AirlinesUA491 + UA631 / UA2059$401.632026-10-29T01:10:09Z

2026-12-28 → 2026-12-29 · $162.00

  • Frontier Airlines F92995: IAH 2026-12-28 22:59:00 → DEN 2026-12-29 00:44:00; nonstop; 165 minutes. Local airport times.
  • Frontier Airlines F92996: DEN 2026-12-29 21:18:00 → IAH 2026-12-30 00:42:00; nonstop; 144 minutes. Local airport times.

2026-12-28 → 2026-12-29 · $411.76

  • United Airlines UA2168: IAH 2026-12-28 12:50:00 → DEN 2026-12-28 14:25:00; nonstop; 155 minutes. Local airport times.
  • United Airlines UA2059: DEN 2026-12-29 18:44:00 → IAH 2026-12-29 22:10:00; nonstop; 146 minutes. Local airport times.

2026-12-28 → 2026-12-29 · $290.25

  • American Airlines AA2551 / AA2357: IAH 2026-12-28 06:00:00 → DEN 2026-12-28 09:49:00; 1 stop(s) via DFW; 289 minutes. Local airport times.
    • AA2551: IAH 2026-12-28 06:00:00 → DFW 2026-12-28 07:33:00; layover at DFW: 61 minutes.
    • AA2357: DFW 2026-12-28 08:34:00 → DEN 2026-12-28 09:49:00.
  • Frontier Airlines F92996: DEN 2026-12-29 21:18:00 → IAH 2026-12-30 00:42:00; nonstop; 144 minutes. Local airport times.

2026-12-28 → 2026-12-29 · $162.00

  • Frontier Airlines F93229: IAH 2026-12-28 06:26:00 → DEN 2026-12-28 08:05:00; nonstop; 159 minutes. Local airport times.
  • Frontier Airlines F92996: DEN 2026-12-29 21:18:00 → IAH 2026-12-30 00:42:00; nonstop; 144 minutes. Local airport times.

2026-12-28 → 2026-12-29 · $411.76

  • United Airlines UA1066: IAH 2026-12-28 21:52:00 → DEN 2026-12-28 23:30:00; nonstop; 158 minutes. Local airport times.
  • United Airlines UA2059: DEN 2026-12-29 18:44:00 → IAH 2026-12-29 22:10:00; nonstop; 146 minutes. Local airport times.

2026-12-28 → 2026-12-29 · $401.63

  • United Airlines UA4078 / UA1824: IAH 2026-12-28 09:48:00 → DEN 2026-12-28 14:20:00; 1 stop(s) via COS; 332 minutes. Local airport times.
    • UA4078: IAH 2026-12-28 09:48:00 → COS 2026-12-28 11:19:00; layover at COS: 121 minutes.
    • UA1824: COS 2026-12-28 13:20:00 → DEN 2026-12-28 14:20:00.
  • United Airlines UA2059: DEN 2026-12-29 18:44:00 → IAH 2026-12-29 22:10:00; nonstop; 146 minutes. Local airport times.

2026-12-28 → 2026-12-29 · $401.63

  • United Airlines UA4056 / UA5472: IAH 2026-12-28 14:30:00 → DEN 2026-12-28 18:23:00; 1 stop(s) via MAF; 293 minutes. Local airport times.
    • UA4056: IAH 2026-12-28 14:30:00 → MAF 2026-12-28 16:07:00; layover at MAF: 75 minutes.
    • UA5472: MAF 2026-12-28 17:22:00 → DEN 2026-12-28 18:23:00.
  • United Airlines UA2059: DEN 2026-12-29 18:44:00 → IAH 2026-12-29 22:10:00; nonstop; 146 minutes. Local airport times.

2026-12-28 → 2026-12-29 · $401.63

  • United Airlines UA4278 / UA5813: IAH 2026-12-28 09:46:00 → DEN 2026-12-28 13:35:00; 1 stop(s) via ICT; 289 minutes. Local airport times.
    • UA4278: IAH 2026-12-28 09:46:00 → ICT 2026-12-28 11:40:00; layover at ICT: 72 minutes.
    • UA5813: ICT 2026-12-28 12:52:00 → DEN 2026-12-28 13:35:00.
  • United Airlines UA2059: DEN 2026-12-29 18:44:00 → IAH 2026-12-29 22:10:00; nonstop; 146 minutes. Local airport times.

2026-12-28 → 2026-12-29 · $401.63

  • United Airlines UA5814 / UA5774: IAH 2026-12-28 09:50:00 → DEN 2026-12-28 14:17:00; 1 stop(s) via ASE; 327 minutes. Local airport times.
    • UA5814: IAH 2026-12-28 09:50:00 → ASE 2026-12-28 12:06:00; layover at ASE: 64 minutes.
    • UA5774: ASE 2026-12-28 13:10:00 → DEN 2026-12-28 14:17:00.
  • United Airlines UA2059: DEN 2026-12-29 18:44:00 → IAH 2026-12-29 22:10:00; nonstop; 146 minutes. Local airport times.

2026-12-28 → 2026-12-29 · $401.63

  • United Airlines UA491 / UA631: IAH 2026-12-28 07:30:00 → DEN 2026-12-28 12:07:00; 1 stop(s) via MSY; 337 minutes. Local airport times.
    • UA491: IAH 2026-12-28 07:30:00 → MSY 2026-12-28 08:43:00; layover at MSY: 82 minutes.
    • UA631: MSY 2026-12-28 10:05:00 → DEN 2026-12-28 12:07:00.
  • United Airlines UA2059: DEN 2026-12-29 18:44:00 → IAH 2026-12-29 22:10:00; nonstop; 146 minutes. Local airport times.

More dates for this route