Houston to Washington

IAHIAD

Fly from Houston to Washington starting at USD 90 with Frontier Airlines.Best fare available on Aug 12, 2026.Limited seats. Better plans. Book before it's gone.

Houston to Washington cheapest flights this week

12 Aug
Frontier Airlines
06:00IAH
21:52IAD
1 StopUSD 90VIEW DEAL
13 Aug
Frontier Airlines
12:16IAH
21:52IAD
1 StopUSD 91VIEW DEAL
13 Aug
Frontier Airlines
08:55IAH
15:40IAD
1 StopUSD 177VIEW DEAL
13 Aug
Frontier Airlines
20:43IAH
07:20IAD
1 StopUSD 150VIEW DEAL
15 Aug
Frontier Airlines
20:43IAH
07:20IAD
1 StopUSD 170VIEW DEAL
6 Sept
Frontier Airlines
06:00IAH
16:14IAD
1 StopUSD 114VIEW DEAL
7 Sept
Frontier Airlines
15:25IAH
09:07IAD
1 StopUSD 124VIEW DEAL
1 Nov
Frontier Airlines
16:39IAH
18:09IAD
1 StopUSD 165VIEW DEAL
25 Dec
United Airlines
14:36IAH
17:37IAD
DirectUSD 184VIEW DEAL

Houston to Washington monthly flight fare trend

Aug
from USD 90
Sep
from USD 114
Oct
No flights
Nov
from USD 165
Dec
from USD 184
Jan
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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