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Washington → Houston

Dec 22, 2026 · return Dec 26, 2026

DCA → IAH1 adulteconomyRound trip

10 flight options · 3 airlines

Nonstop flights

Tue, Dec 22 – Sat, Dec 26

American Airlines
6:57 pmDCA
3h 32m
Nonstop
9:29 pmIAH
American Airlines
8:54 amIAH
3h 6m
Nonstop
1:00 pmDCA

Round-trip total · 1 adult · Taxes included

Tue, Dec 22 – Sat, Dec 26

United Airlines
4:30 pmDCA
3h 33m
Nonstop
7:03 pmIAH
United Airlines
6:16 pmIAH
3h
Nonstop
10:16 pmDCA

Round-trip total · 1 adult · Taxes included

Tue, Dec 22 – Sat, Dec 26

American Airlines
1:57 pmDCA
3h 38m
Nonstop
4:35 pmIAH
American Airlines
8:54 amIAH
3h 6m
Nonstop
1:00 pmDCA

Round-trip total · 1 adult · Taxes included

Tue, Dec 22 – Sat, Dec 26

United Airlines
7:36 pmDCA
3h 39m
Nonstop
10:15 pmIAH
United Airlines
6:16 pmIAH
3h
Nonstop
10:16 pmDCA

Round-trip total · 1 adult · Taxes included

One-stop flights

Tue, Dec 22 – Sat, Dec 26

Delta Air Lines
9:45 amDCA
6h 32m
DTW · 1h 43m
3:17 pmIAH
Delta Air Lines
8:00 amIAH
5h 58m
ATL · 2h 13m
2:58 pmDCA

Round-trip total · 1 adult · Taxes included

Tue, Dec 22 – Sat, Dec 26

American Airlines
11:56 amDCA
6h 6m
CLT · 1h 35m
5:02 pmIAH
American Airlines
8:54 amIAH
3h 6m
Nonstop
1:00 pmDCA

Round-trip total · 1 adult · Taxes included

Tue, Dec 22 – Sat, Dec 26

American Airlines
4:46 pmDCA
6h 57m
PHL · 1h 51m
10:43 pmIAH
American Airlines
8:54 amIAH
3h 6m
Nonstop
1:00 pmDCA

Round-trip total · 1 adult · Taxes included

Tue, Dec 22 – Sat, Dec 26

Delta Air Lines
6:00 amDCA
6h 7m
ATL · 1h 51m
11:07 amIAH
Delta Air Lines
8:00 amIAH
5h 58m
ATL · 2h 13m
2:58 pmDCA

Round-trip total · 1 adult · Taxes included

Tue, Dec 22 – Sat, Dec 26

United Airlines
4:34 pmDCA
3h 36m
Nonstop
7:10 pmIAH
United Airlines
12:00 pmIAH
7h 4m
ORD · 2h 8m
8:04 pmDCA

Round-trip total · 1 adult · Taxes included

Tue, Dec 22 – Sat, Dec 26

United Airlines
6:25 amDCA
6h 59m
ORD · 1h 38m
12:24 pmIAH
United Airlines
6:16 pmIAH
3h
Nonstop
10:16 pmDCA

Round-trip total · 1 adult · Taxes included

Make this trip yours

DCA ⇄ IAH

Economy

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

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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)
2026-12-22 → 2026-12-26American AirlinesAA5103 / AA5325$425.002026-10-29T01:02:28Z
2026-12-22 → 2026-12-26United AirlinesUA1785 / UA1627$443.762026-10-29T01:02:28Z
2026-12-22 → 2026-12-26Delta Air LinesDL1558 + DL1307 / DL1315 + DL360$412.502026-10-29T01:02:28Z
2026-12-22 → 2026-12-26American AirlinesAA5532 / AA5325$425.002026-10-29T01:02:28Z
2026-12-22 → 2026-12-26United AirlinesUA1678 / UA1627$443.762026-10-29T01:02:28Z
2026-12-22 → 2026-12-26American AirlinesAA812 + AA1462 / AA5325$403.132026-10-29T01:02:28Z
2026-12-22 → 2026-12-26American AirlinesAA5432 + AA1533 / AA5325$403.132026-10-29T01:02:28Z
2026-12-22 → 2026-12-26Delta Air LinesDL410 + DL1682 / DL1315 + DL360$412.502026-10-29T01:02:28Z
2026-12-22 → 2026-12-26United AirlinesUA1785 / UA2417 + UA2761$421.882026-10-29T01:02:28Z
2026-12-22 → 2026-12-26United AirlinesUA1793 + UA535 / UA1627$421.882026-10-29T01:02:28Z

2026-12-22 → 2026-12-26 · $425.00

  • American Airlines AA5103: DCA 2026-12-22 18:57:00 → IAH 2026-12-22 21:29:00; nonstop; 212 minutes. Local airport times.
  • American Airlines AA5325: IAH 2026-12-26 08:54:00 → DCA 2026-12-26 13:00:00; nonstop; 186 minutes. Local airport times.

2026-12-22 → 2026-12-26 · $443.76

  • United Airlines UA1785: DCA 2026-12-22 16:30:00 → IAH 2026-12-22 19:03:00; nonstop; 213 minutes. Local airport times.
  • United Airlines UA1627: IAH 2026-12-26 18:16:00 → DCA 2026-12-26 22:16:00; nonstop; 180 minutes. Local airport times.

2026-12-22 → 2026-12-26 · $412.50

  • Delta Air Lines DL1558 / DL1307: DCA 2026-12-22 09:45:00 → IAH 2026-12-22 15:17:00; 1 stop(s) via DTW; 392 minutes. Local airport times.
    • DL1558: DCA 2026-12-22 09:45:00 → DTW 2026-12-22 11:22:00; layover at DTW: 103 minutes.
    • DL1307: DTW 2026-12-22 13:05:00 → IAH 2026-12-22 15:17:00.
  • Delta Air Lines DL1315 / DL360: IAH 2026-12-26 08:00:00 → DCA 2026-12-26 14:58:00; 1 stop(s) via ATL; 358 minutes. Local airport times.
    • DL1315: IAH 2026-12-26 08:00:00 → ATL 2026-12-26 11:02:00; layover at ATL: 133 minutes.
    • DL360: ATL 2026-12-26 13:15:00 → DCA 2026-12-26 14:58:00.

2026-12-22 → 2026-12-26 · $425.00

  • American Airlines AA5532: DCA 2026-12-22 13:57:00 → IAH 2026-12-22 16:35:00; nonstop; 218 minutes. Local airport times.
  • American Airlines AA5325: IAH 2026-12-26 08:54:00 → DCA 2026-12-26 13:00:00; nonstop; 186 minutes. Local airport times.

2026-12-22 → 2026-12-26 · $443.76

  • United Airlines UA1678: DCA 2026-12-22 19:36:00 → IAH 2026-12-22 22:15:00; nonstop; 219 minutes. Local airport times.
  • United Airlines UA1627: IAH 2026-12-26 18:16:00 → DCA 2026-12-26 22:16:00; nonstop; 180 minutes. Local airport times.

2026-12-22 → 2026-12-26 · $403.13

  • American Airlines AA812 / AA1462: DCA 2026-12-22 11:56:00 → IAH 2026-12-22 17:02:00; 1 stop(s) via CLT; 366 minutes. Local airport times.
    • AA812: DCA 2026-12-22 11:56:00 → CLT 2026-12-22 13:30:00; layover at CLT: 95 minutes.
    • AA1462: CLT 2026-12-22 15:05:00 → IAH 2026-12-22 17:02:00.
  • American Airlines AA5325: IAH 2026-12-26 08:54:00 → DCA 2026-12-26 13:00:00; nonstop; 186 minutes. Local airport times.

2026-12-22 → 2026-12-26 · $403.13

  • American Airlines AA5432 / AA1533: DCA 2026-12-22 16:46:00 → IAH 2026-12-22 22:43:00; 1 stop(s) via PHL; 417 minutes. Local airport times.
    • AA5432: DCA 2026-12-22 16:46:00 → PHL 2026-12-22 17:55:00; layover at PHL: 111 minutes.
    • AA1533: PHL 2026-12-22 19:46:00 → IAH 2026-12-22 22:43:00.
  • American Airlines AA5325: IAH 2026-12-26 08:54:00 → DCA 2026-12-26 13:00:00; nonstop; 186 minutes. Local airport times.

2026-12-22 → 2026-12-26 · $412.50

  • Delta Air Lines DL410 / DL1682: DCA 2026-12-22 06:00:00 → IAH 2026-12-22 11:07:00; 1 stop(s) via ATL; 367 minutes. Local airport times.
    • DL410: DCA 2026-12-22 06:00:00 → ATL 2026-12-22 07:54:00; layover at ATL: 111 minutes.
    • DL1682: ATL 2026-12-22 09:45:00 → IAH 2026-12-22 11:07:00.
  • Delta Air Lines DL1315 / DL360: IAH 2026-12-26 08:00:00 → DCA 2026-12-26 14:58:00; 1 stop(s) via ATL; 358 minutes. Local airport times.
    • DL1315: IAH 2026-12-26 08:00:00 → ATL 2026-12-26 11:02:00; layover at ATL: 133 minutes.
    • DL360: ATL 2026-12-26 13:15:00 → DCA 2026-12-26 14:58:00.

2026-12-22 → 2026-12-26 · $421.88

  • United Airlines UA1785: DCA 2026-12-22 16:34:00 → IAH 2026-12-22 19:10:00; nonstop; 216 minutes. Local airport times.
  • United Airlines UA2417 / UA2761: IAH 2026-12-26 12:00:00 → DCA 2026-12-26 20:04:00; 1 stop(s) via ORD; 424 minutes. Local airport times.
    • UA2417: IAH 2026-12-26 12:00:00 → ORD 2026-12-26 14:51:00; layover at ORD: 128 minutes.
    • UA2761: ORD 2026-12-26 16:59:00 → DCA 2026-12-26 20:04:00.

2026-12-22 → 2026-12-26 · $421.88

  • United Airlines UA1793 / UA535: DCA 2026-12-22 06:25:00 → IAH 2026-12-22 12:24:00; 1 stop(s) via ORD; 419 minutes. Local airport times.
    • UA1793: DCA 2026-12-22 06:25:00 → ORD 2026-12-22 07:43:00; layover at ORD: 98 minutes.
    • UA535: ORD 2026-12-22 09:21:00 → IAH 2026-12-22 12:24:00.
  • United Airlines UA1627: IAH 2026-12-26 18:16:00 → DCA 2026-12-26 22:16:00; nonstop; 180 minutes. Local airport times.

More dates for this route