Houston to Washington

IAHIAD

Fly from Houston to Washington starting at USD 73 with Frontier Airlines.Best fare available on Jun 11, 2026.Limited seats. Better plans. Book before it's gone.

Houston to Washington cheapest flights this week

1 Jun
Frontier Airlines
19:44IAH
14:16IAD
1 Stop$136VIEW DEAL
11 Jun
Frontier Airlines
08:55IAH
19:02IAD
1 Stop$73VIEW DEAL
24 Jun
Frontier Airlines
20:55IAH
09:22IAD
1 Stop$113VIEW DEAL
25 Jun
Frontier Airlines
13:07IAH
11:53IAD
1 Stop$147VIEW DEAL

Houston to Washington monthly flight fare trend

May
from USD 63
Jun
from USD 73
Jul
No flights
Aug
No flights
Sep
No flights
Oct
No flights

Airport Details

Origin

Houston

George Bush Intercontinental Houston Airport (IAH)

Houston, IAH
Zone

Chicago

Elev

97 ft

Destination

Washington

Washington Dulles International Airport (IAD)

Dulles, IAD
Zone

New York

Elev

312 ft

Flights from Houston

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