Seattle to Austin

SEAAUS

Fly from Seattle to Austin starting at SAR 448 with Southwest Airlines.Best fare available on Aug 19, 2026.Limited seats. Better plans. Book before it's gone.

Seattle to Austin cheapest flights this week

29 Jul
Frontier Airlines
20:13SEA
09:52AUS
1 StopSAR 833VIEW DEAL
31 Jul
Alaska Airlines
18:19SEA
22:31AUS
DirectSAR 810VIEW DEAL
3 Aug
Frontier Airlines
19:06SEA
17:27AUS
1 StopSAR 773VIEW DEAL
10 Aug
Frontier Airlines
19:06SEA
22:07AUS
1 StopSAR 740VIEW DEAL
11 Aug
Frontier Airlines
19:41SEA
07:13AUS
1 StopSAR 607VIEW DEAL
13 Aug
Frontier Airlines
19:06SEA
11:30AUS
1 StopSAR 673VIEW DEAL
15 Aug
Southwest Airlines
09:20SEA
20:55AUS
1 StopSAR 625VIEW DEAL
19 Aug
Southwest Airlines
14:00SEA
18:15AUS
DirectSAR 448VIEW DEAL
22 Oct
Frontier Airlines
19:00SEA
09:36AUS
1 StopSAR 507VIEW DEAL

Seattle to Austin monthly flight fare trend

Jul
from SAR 810
Aug
from SAR 448
Sep
No flights
Oct
from SAR 507
Nov
No flights
Dec
No flights

Airport Details

Origin

Seattle

Seattle–Tacoma International Airport (SEA)

Seattle, SEA
Zone

Los Angeles

Elev

433 ft

Destination

Austin

Austin Bergstrom International Airport (AUS)

Austin, AUS
Zone

Chicago

Elev

542 ft

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