Austin to Seattle
AUSSEA
Fly from Austin to Seattle starting at USD 79 with Frontier Airlines.
Best fare available on Aug 19, 2026.
Limited seats. Better plans. Book before it's gone.
Austin to Seattle cheapest flights this week
Austin to Seattle monthly flight fare trend
Jul
from USD 173
Aug
from USD 79
Sep
No flights
Oct
No flights
Nov
No flights
Dec
No flights
Airport Details
Origin
Austin
Austin Bergstrom International Airport (AUS)
Austin, AUS
Zone
Chicago
Elev
542 ft
Destination
Seattle
Seattle–Tacoma International Airport (SEA)
Seattle, SEA
Zone
Los Angeles
Elev
433 ft
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