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

Friday, September 18th, 2026

6 round-trip options

Returning
Wed, Sep 23, 20265 Day Trip
$297 USD
Returning
Thu, Sep 24, 20266 Day Trip
$317 USD
Returning
Fri, Sep 25, 20267 Day Trip
$317 USD
Returning
Mon, Sep 28, 202610 Day Trip
$317 USD
Returning
Tue, Sep 29, 202611 Day Trip
$297 USD
Returning
Wed, Sep 30, 202612 Day Trip
$297 USD