Pittsburgh (PIT) to Seattle / Tacoma (SEA) flight deal in economy from $237

Monday, December 7th, 2026

8 round-trip options

Returning
Sat, Dec 12, 20265 Day Trip
$347 USD
Returning
Sun, Dec 13, 20266 Day Trip
$367 USD
Returning
Mon, Dec 14, 20267 Day Trip
$347 USD
Returning
Wed, Dec 16, 20269 Day Trip
$402 USD
Returning
Thu, Dec 17, 202610 Day Trip
$538 USD
Returning
Fri, Dec 18, 202611 Day Trip
$588 USD
Returning
Sat, Dec 19, 202612 Day Trip
$493 USD
Returning
Mon, Dec 21, 202614 Day Trip
$463 USD