Houston to Austin
IAHAUS
Fly from Houston to Austin starting at USD 138 with United Airlines.
Best fare available on Jun 24, 2026.
Limited seats. Better plans. Book before it's gone.
Houston to Austin cheapest flights this week
Houston to Austin monthly flight fare trend
Jun
from USD 138
Jul
No flights
Aug
No flights
Sep
No flights
Oct
No flights
Nov
No flights
Airport Details
Origin
Houston
George Bush Intercontinental Houston Airport (IAH)
Houston, IAH
Zone
Chicago
Elev
97 ft
Destination
Austin
Austin Bergstrom International Airport (AUS)
Austin, AUS
Zone
Chicago
Elev
542 ft
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