Flights from Houston to Washington, D.C. from $ 336*
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1 Passenger, Economy
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Featured daily fares for flights from Houston (IAH) to Washington, D.C. (IAD)
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More United deals on Houston (IAH) to Washington, D.C. (IAD) flights
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From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Houston (IAH) | Washington, D.C. (DCA) | Roundtrip | Economy | 04/14/26 - 04/19/26 | from $Â 336 Viewed: 1 hour ago |
| Houston (IAH) | Washington, D.C. (DCA) | Roundtrip | Economy | 03/31/26 - 04/07/26 | from $Â 355 Viewed: 1 day ago |
| Houston (IAH) | Washington, D.C. (DCA) | Roundtrip | Economy | 04/07/26 - 04/14/26 | from $Â 355 Viewed: 22 hours ago |
| Houston (IAH) | Washington, D.C. (DCA) | Roundtrip | Economy | 04/21/26 - 04/25/26 | from $Â 371 Viewed: 23 hours ago |
| Houston (IAH) | Washington, D.C. (DCA) | Roundtrip | Economy | 04/28/26 - 05/04/26 | from $Â 379 Viewed: 1 day ago |
| Houston (IAH) | Washington, D.C. (DCA) | Roundtrip | Economy | 04/13/26 - 04/14/26 | from $Â 379 Viewed: 23 hours ago |
| Houston (IAH) | Washington, D.C. (DCA) | Roundtrip | Economy | 04/20/26 - 04/22/26 | from $Â 379 Viewed: 20 hours ago |
| Houston (IAH) | Washington, D.C. (DCA) | Roundtrip | Economy | 04/08/26 - 04/10/26 | from $Â 384 Viewed: 1 day ago |
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.
