Seattle / Tacoma (SEA) to Austin (AUS) flight deal in economy from $277

Sunday, October 18th, 2026

8 round-trip options

Returning
Fri, Oct 23, 20265 Day Trip
$402 USD
Returning
Mon, Oct 26, 20268 Day Trip
$522 USD
Returning
Tue, Oct 27, 20269 Day Trip
$322 USD
Returning
Wed, Oct 28, 202610 Day Trip
$322 USD
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Thu, Oct 29, 202611 Day Trip
$342 USD
Returning
Fri, Oct 30, 202612 Day Trip
$342 USD
Returning
Sat, Oct 31, 202613 Day Trip
$322 USD
Returning
Sun, Nov 1, 202614 Day Trip
$367 USD