Houston to Washington

IAHIAD

Fly from Houston to Washington starting at USD 90 with Frontier Airlines.Best fare available on Sep 21, 2026.Limited seats. Better plans. Book before it's gone.

Houston to Washington cheapest flights this week

11 Sept
Frontier Airlines
06:08IAH
16:18IAD
1 StopUSD 142VIEW DEAL
11 Sept
Frontier Airlines
15:45IAH
09:27IAD
2 StopUSD 370VIEW DEAL
12 Sept
Frontier Airlines
08:25IAH
19:09IAD
1 StopUSD 135VIEW DEAL
15 Sept
Frontier Airlines
06:28IAH
16:18IAD
1 StopUSD 142VIEW DEAL
18 Sept
Frontier Airlines
05:05IAH
05:20IAD
1 StopUSD 137VIEW DEAL
19 Sept
Frontier Airlines
08:25IAH
19:09IAD
1 StopUSD 136VIEW DEAL
20 Sept
Frontier Airlines
21:04IAH
16:18IAD
1 StopUSD 122VIEW DEAL
20 Sept
Frontier Airlines
08:25IAH
19:09IAD
1 StopUSD 136VIEW DEAL
21 Sept
Frontier Airlines
06:08IAH
23:10IAD
1 StopUSD 90VIEW DEAL
22 Sept
Frontier Airlines
06:28IAH
16:18IAD
1 StopUSD 130VIEW DEAL

Houston to Washington monthly flight fare trend

Sep
from USD 90
Oct
from USD 119
Nov
from USD 113
Dec
from USD 184
Jan
No flights
Feb
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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