Washington to Houston
IADIAH
Fly from Washington to Houston starting at SAR 311 with Frontier Airlines.
Best fare available on Jul 28, 2026.
Limited seats. Better plans. Book before it's gone.
Washington to Houston cheapest flights this week
Washington to Houston monthly flight fare trend
Jul
from SAR 311
Aug
from SAR 263
Sep
from SAR 292
Oct
No flights
Nov
No flights
Dec
from SAR 648
Airport Details
Origin
Washington
Washington Dulles International Airport (IAD)
Dulles, IAD
Zone
New York
Elev
312 ft
Destination
Houston
George Bush Intercontinental Houston Airport (IAH)
Houston, IAH
Zone
Chicago
Elev
97 ft
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