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Denver → Houston

Dec 15, 2026 · return Dec 16, 2026

DEN → IAH1 adulteconomyRound trip

10 flight options · 3 airlines

Nonstop flights

Tue, Dec 15 – Wed, Dec 16

Frontier Airlines
9:18 pmDEN
2h 24m
Nonstop
12:42 am+1IAH
Frontier Airlines
9:43 pmIAH
2h 39m
Nonstop
11:22 pmDEN

Round-trip total · 1 adult · Taxes included

Tue, Dec 15 – Wed, Dec 16

United Airlines
7:40 amDEN
2h 28m
Nonstop
11:08 amIAH
United Airlines
9:52 pmIAH
2h 38m
Nonstop
11:30 pmDEN

Round-trip total · 1 adult · Taxes included

Tue, Dec 15 – Wed, Dec 16

Frontier Airlines
7:47 amDEN
2h 30m
Nonstop
11:17 amIAH
Frontier Airlines
9:43 pmIAH
2h 39m
Nonstop
11:22 pmDEN

Round-trip total · 1 adult · Taxes included

Tue, Dec 15 – Wed, Dec 16

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

Round-trip total · 1 adult · Taxes included

One-stop flights

Tue, Dec 15 – Wed, Dec 16

VB
2:40 pmDEN
5h 20m
MTY · 1h 15m
9:00 pmIAH
United Airlines
9:52 pmIAH
2h 38m
Nonstop
11:30 pmDEN

Round-trip total · 1 adult · Taxes included

Tue, Dec 15 – Wed, Dec 16

United Airlines
9:35 amDEN
4h 53m
SAT · 1h 31m
3:28 pmIAH
United Airlines
9:52 pmIAH
2h 38m
Nonstop
11:30 pmDEN

Round-trip total · 1 adult · Taxes included

Tue, Dec 15 – Wed, Dec 16

United Airlines
9:46 amDEN
5h 37m
XNA · 1h 42m
4:23 pmIAH
United Airlines
9:52 pmIAH
2h 38m
Nonstop
11:30 pmDEN

Round-trip total · 1 adult · Taxes included

Tue, Dec 15 – Wed, Dec 16

United Airlines
1:45 pmDEN
5h 30m
AUS · 2h 9m
8:15 pmIAH
United Airlines
9:52 pmIAH
2h 38m
Nonstop
11:30 pmDEN

Round-trip total · 1 adult · Taxes included

Tue, Dec 15 – Wed, Dec 16

United Airlines
1:55 pmDEN
5h 31m
STL · 1h 2m
8:26 pmIAH
United Airlines
9:52 pmIAH
2h 38m
Nonstop
11:30 pmDEN

Round-trip total · 1 adult · Taxes included

Tue, Dec 15 – Wed, Dec 16

United Airlines
8:05 amDEN
6h 10m
ABQ · 2h 20m
3:15 pmIAH
United Airlines
9:52 pmIAH
2h 38m
Nonstop
11:30 pmDEN

Round-trip total · 1 adult · Taxes included

Make this trip yours

DEN ⇄ IAH

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)
2026-12-15 → 2026-12-16Frontier AirlinesF92996 / F93205$155.002026-10-29T01:03:58Z
2026-12-15 → 2026-12-16United AirlinesUA1720 / UA1066$295.002026-10-29T01:03:58Z
2026-12-15 → 2026-12-16VB / United AirlinesVB721 + VB616 / UA1066$325.002026-10-29T01:03:58Z
2026-12-15 → 2026-12-16Frontier AirlinesF93206 / F93205$155.002026-10-29T01:03:58Z
2026-12-15 → 2026-12-16United AirlinesUA2059 / UA1066$295.002026-10-29T01:03:58Z
2026-12-15 → 2026-12-16United AirlinesUA1521 + UA6246 / UA1066$290.002026-10-29T01:03:58Z
2026-12-15 → 2026-12-16United AirlinesUA5267 + UA4007 / UA1066$290.002026-10-29T01:03:58Z
2026-12-15 → 2026-12-16United AirlinesUA2270 + UA1871 / UA1066$290.002026-10-29T01:03:58Z
2026-12-15 → 2026-12-16United AirlinesUA1639 + UA4045 / UA1066$290.002026-10-29T01:03:58Z
2026-12-15 → 2026-12-16United AirlinesUA5487 + UA6151 / UA1066$290.002026-10-29T01:03:58Z

2026-12-15 → 2026-12-16 · $155.00

  • Frontier Airlines F92996: DEN 2026-12-15 21:18:00 → IAH 2026-12-16 00:42:00; nonstop; 144 minutes. Local airport times.
  • Frontier Airlines F93205: IAH 2026-12-16 21:43:00 → DEN 2026-12-16 23:22:00; nonstop; 159 minutes. Local airport times.

2026-12-15 → 2026-12-16 · $295.00

  • United Airlines UA1720: DEN 2026-12-15 07:40:00 → IAH 2026-12-15 11:08:00; nonstop; 148 minutes. Local airport times.
  • United Airlines UA1066: IAH 2026-12-16 21:52:00 → DEN 2026-12-16 23:30:00; nonstop; 158 minutes. Local airport times.

2026-12-15 → 2026-12-16 · $325.00

  • VB VB721 / VB616: DEN 2026-12-15 14:40:00 → IAH 2026-12-15 21:00:00; 1 stop(s) via MTY; 320 minutes. Local airport times.
    • VB721: DEN 2026-12-15 14:40:00 → MTY 2026-12-15 18:15:00; layover at MTY: 75 minutes.
    • VB616: MTY 2026-12-15 19:30:00 → IAH 2026-12-15 21:00:00.
  • United Airlines UA1066: IAH 2026-12-16 21:52:00 → DEN 2026-12-16 23:30:00; nonstop; 158 minutes. Local airport times.

2026-12-15 → 2026-12-16 · $155.00

  • Frontier Airlines F93206: DEN 2026-12-15 07:47:00 → IAH 2026-12-15 11:17:00; nonstop; 150 minutes. Local airport times.
  • Frontier Airlines F93205: IAH 2026-12-16 21:43:00 → DEN 2026-12-16 23:22:00; nonstop; 159 minutes. Local airport times.

2026-12-15 → 2026-12-16 · $295.00

  • United Airlines UA2059: DEN 2026-12-15 18:44:00 → IAH 2026-12-15 22:10:00; nonstop; 146 minutes. Local airport times.
  • United Airlines UA1066: IAH 2026-12-16 21:52:00 → DEN 2026-12-16 23:30:00; nonstop; 158 minutes. Local airport times.

2026-12-15 → 2026-12-16 · $290.00

  • United Airlines UA1521 / UA6246: DEN 2026-12-15 09:35:00 → IAH 2026-12-15 15:28:00; 1 stop(s) via SAT; 293 minutes. Local airport times.
    • UA1521: DEN 2026-12-15 09:35:00 → SAT 2026-12-15 12:48:00; layover at SAT: 91 minutes.
    • UA6246: SAT 2026-12-15 14:19:00 → IAH 2026-12-15 15:28:00.
  • United Airlines UA1066: IAH 2026-12-16 21:52:00 → DEN 2026-12-16 23:30:00; nonstop; 158 minutes. Local airport times.

2026-12-15 → 2026-12-16 · $290.00

  • United Airlines UA5267 / UA4007: DEN 2026-12-15 09:46:00 → IAH 2026-12-15 16:23:00; 1 stop(s) via XNA; 337 minutes. Local airport times.
    • UA5267: DEN 2026-12-15 09:46:00 → XNA 2026-12-15 12:45:00; layover at XNA: 102 minutes.
    • UA4007: XNA 2026-12-15 14:27:00 → IAH 2026-12-15 16:23:00.
  • United Airlines UA1066: IAH 2026-12-16 21:52:00 → DEN 2026-12-16 23:30:00; nonstop; 158 minutes. Local airport times.

2026-12-15 → 2026-12-16 · $290.00

  • United Airlines UA2270 / UA1871: DEN 2026-12-15 13:45:00 → IAH 2026-12-15 20:15:00; 1 stop(s) via AUS; 330 minutes. Local airport times.
    • UA2270: DEN 2026-12-15 13:45:00 → AUS 2026-12-15 16:58:00; layover at AUS: 129 minutes.
    • UA1871: AUS 2026-12-15 19:07:00 → IAH 2026-12-15 20:15:00.
  • United Airlines UA1066: IAH 2026-12-16 21:52:00 → DEN 2026-12-16 23:30:00; nonstop; 158 minutes. Local airport times.

2026-12-15 → 2026-12-16 · $290.00

  • United Airlines UA1639 / UA4045: DEN 2026-12-15 13:55:00 → IAH 2026-12-15 20:26:00; 1 stop(s) via STL; 331 minutes. Local airport times.
    • UA1639: DEN 2026-12-15 13:55:00 → STL 2026-12-15 16:57:00; layover at STL: 62 minutes.
    • UA4045: STL 2026-12-15 17:59:00 → IAH 2026-12-15 20:26:00.
  • United Airlines UA1066: IAH 2026-12-16 21:52:00 → DEN 2026-12-16 23:30:00; nonstop; 158 minutes. Local airport times.

2026-12-15 → 2026-12-16 · $290.00

  • United Airlines UA5487 / UA6151: DEN 2026-12-15 08:05:00 → IAH 2026-12-15 15:15:00; 1 stop(s) via ABQ; 370 minutes. Local airport times.
    • UA5487: DEN 2026-12-15 08:05:00 → ABQ 2026-12-15 09:41:00; layover at ABQ: 140 minutes.
    • UA6151: ABQ 2026-12-15 12:01:00 → IAH 2026-12-15 15:15:00.
  • United Airlines UA1066: IAH 2026-12-16 21:52:00 → DEN 2026-12-16 23:30:00; nonstop; 158 minutes. Local airport times.

More dates for this route