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Route overview: Houston to Dulles (IAD) flight deals

Houston → Dulles

Dec 28, 2026 · return Dec 29, 2026

IAH → IAD1 adulteconomyRound trip

8 flight options · 2 airlines

Nonstop flights

Mon, Dec 28 – Tue, Dec 29

United Airlines
8:38 pmIAH
2h 59m
Nonstop
12:37 am+1IAD
United Airlines
6:00 amIAD
3h 33m
Nonstop
8:33 amIAH

Round-trip total · 1 adult · Taxes included

Mon, Dec 28 – Tue, Dec 29

United Airlines
2:36 pmIAH
3h
Nonstop
6:36 pmIAD
United Airlines
6:00 amIAD
3h 33m
Nonstop
8:33 amIAH

Round-trip total · 1 adult · Taxes included

One-stop flights

Mon, Dec 28 – Tue, Dec 29

Frontier Airlines
6:24 pmIAH
5h 27m
ATL · 1h 5m
12:51 am+1IAD
United Airlines
6:00 amIAD
3h 33m
Nonstop
8:33 amIAH

Round-trip total · 1 adult · Taxes included

Mon, Dec 28 – Tue, Dec 29

United Airlines
10:15 amIAH
4h 56m
MOB · 1h 1m
4:11 pmIAD
United Airlines
6:00 amIAD
3h 33m
Nonstop
8:33 amIAH

Round-trip total · 1 adult · Taxes included

Mon, Dec 28 – Tue, Dec 29

United Airlines
10:02 amIAH
5h 13m
HSV · 1h 19m
4:15 pmIAD
United Airlines
6:00 amIAD
3h 33m
Nonstop
8:33 amIAH

Round-trip total · 1 adult · Taxes included

Mon, Dec 28 – Tue, Dec 29

United Airlines
2:50 pmIAH
5h 15m
JAX · 1h 11m
9:05 pmIAD
United Airlines
6:00 amIAD
3h 33m
Nonstop
8:33 amIAH

Round-trip total · 1 adult · Taxes included

Mon, Dec 28 – Tue, Dec 29

United Airlines
9:46 amIAH
5h 26m
DFW · 1h 9m
4:12 pmIAD
United Airlines
6:00 amIAD
3h 33m
Nonstop
8:33 amIAH

Round-trip total · 1 adult · Taxes included

Mon, Dec 28 – Tue, Dec 29

United Airlines
2:40 pmIAH
5h 30m
SAV · 1h 35m
9:10 pmIAD
United Airlines
6:00 amIAD
3h 33m
Nonstop
8:33 amIAH

Round-trip total · 1 adult · Taxes included

Make this trip yours

IAH ⇄ IAD

Economy

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Explore this route

All dates for this routeDec 27, 2026 → Dec 28, 2026Dec 29, 2026 → Dec 30, 2026
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.

Route overview: Houston to Dulles (IAD) flight deals

Exact travel datesAirlineFlightsTotal pricePrice issued (UTC)
2026-12-28 → 2026-12-29United AirlinesUA750 / UA785$474.502026-10-29T01:10:09Z
2026-12-28 → 2026-12-29Frontier Airlines / United AirlinesF92400 + F94708 / UA785$364.002026-10-29T01:10:09Z
2026-12-28 → 2026-12-29United AirlinesUA1282 / UA785$474.502026-10-29T01:10:09Z
2026-12-28 → 2026-12-29United AirlinesUA4369 + UA4314 / UA785$451.752026-10-29T01:10:09Z
2026-12-28 → 2026-12-29United AirlinesUA4583 + UA4522 / UA785$451.752026-10-29T01:10:09Z
2026-12-28 → 2026-12-29United AirlinesUA4015 + UA6170 / UA785$451.752026-10-29T01:10:09Z
2026-12-28 → 2026-12-29United AirlinesUA2074 + UA358 / UA785$451.752026-10-29T01:10:09Z
2026-12-28 → 2026-12-29United AirlinesUA4063 + UA6165 / UA785$451.752026-10-29T01:10:09Z

2026-12-28 → 2026-12-29 · $474.50

  • United Airlines UA750: IAH 2026-12-28 20:38:00 → IAD 2026-12-29 00:37:00; nonstop; 179 minutes. Local airport times.
  • United Airlines UA785: IAD 2026-12-29 06:00:00 → IAH 2026-12-29 08:33:00; nonstop; 213 minutes. Local airport times.

2026-12-28 → 2026-12-29 · $364.00

  • Frontier Airlines F92400 / F94708: IAH 2026-12-28 18:24:00 → IAD 2026-12-29 00:51:00; 1 stop(s) via ATL; 327 minutes. Local airport times.
    • F92400: IAH 2026-12-28 18:24:00 → ATL 2026-12-28 21:54:00; layover at ATL: 65 minutes.
    • F94708: ATL 2026-12-28 22:59:00 → IAD 2026-12-29 00:51:00.
  • United Airlines UA785: IAD 2026-12-29 06:00:00 → IAH 2026-12-29 08:33:00; nonstop; 213 minutes. Local airport times.

2026-12-28 → 2026-12-29 · $474.50

  • United Airlines UA1282: IAH 2026-12-28 14:36:00 → IAD 2026-12-28 18:36:00; nonstop; 180 minutes. Local airport times.
  • United Airlines UA785: IAD 2026-12-29 06:00:00 → IAH 2026-12-29 08:33:00; nonstop; 213 minutes. Local airport times.

2026-12-28 → 2026-12-29 · $451.75

  • United Airlines UA4369 / UA4314: IAH 2026-12-28 10:15:00 → IAD 2026-12-28 16:11:00; 1 stop(s) via MOB; 296 minutes. Local airport times.
    • UA4369: IAH 2026-12-28 10:15:00 → MOB 2026-12-28 11:54:00; layover at MOB: 61 minutes.
    • UA4314: MOB 2026-12-28 12:55:00 → IAD 2026-12-28 16:11:00.
  • United Airlines UA785: IAD 2026-12-29 06:00:00 → IAH 2026-12-29 08:33:00; nonstop; 213 minutes. Local airport times.

2026-12-28 → 2026-12-29 · $451.75

  • United Airlines UA4583 / UA4522: IAH 2026-12-28 10:02:00 → IAD 2026-12-28 16:15:00; 1 stop(s) via HSV; 313 minutes. Local airport times.
    • UA4583: IAH 2026-12-28 10:02:00 → HSV 2026-12-28 11:56:00; layover at HSV: 79 minutes.
    • UA4522: HSV 2026-12-28 13:15:00 → IAD 2026-12-28 16:15:00.
  • United Airlines UA785: IAD 2026-12-29 06:00:00 → IAH 2026-12-29 08:33:00; nonstop; 213 minutes. Local airport times.

2026-12-28 → 2026-12-29 · $451.75

  • United Airlines UA4015 / UA6170: IAH 2026-12-28 14:50:00 → IAD 2026-12-28 21:05:00; 1 stop(s) via JAX; 315 minutes. Local airport times.
    • UA4015: IAH 2026-12-28 14:50:00 → JAX 2026-12-28 17:59:00; layover at JAX: 71 minutes.
    • UA6170: JAX 2026-12-28 19:10:00 → IAD 2026-12-28 21:05:00.
  • United Airlines UA785: IAD 2026-12-29 06:00:00 → IAH 2026-12-29 08:33:00; nonstop; 213 minutes. Local airport times.

2026-12-28 → 2026-12-29 · $451.75

  • United Airlines UA2074 / UA358: IAH 2026-12-28 09:46:00 → IAD 2026-12-28 16:12:00; 1 stop(s) via DFW; 326 minutes. Local airport times.
    • UA2074: IAH 2026-12-28 09:46:00 → DFW 2026-12-28 11:11:00; layover at DFW: 69 minutes.
    • UA358: DFW 2026-12-28 12:20:00 → IAD 2026-12-28 16:12:00.
  • United Airlines UA785: IAD 2026-12-29 06:00:00 → IAH 2026-12-29 08:33:00; nonstop; 213 minutes. Local airport times.

2026-12-28 → 2026-12-29 · $451.75

  • United Airlines UA4063 / UA6165: IAH 2026-12-28 14:40:00 → IAD 2026-12-28 21:10:00; 1 stop(s) via SAV; 330 minutes. Local airport times.
    • UA4063: IAH 2026-12-28 14:40:00 → SAV 2026-12-28 17:55:00; layover at SAV: 95 minutes.
    • UA6165: SAV 2026-12-28 19:30:00 → IAD 2026-12-28 21:10:00.
  • United Airlines UA785: IAD 2026-12-29 06:00:00 → IAH 2026-12-29 08:33:00; nonstop; 213 minutes. Local airport times.

Explore this route