Pittsburgh (PIT) to Seattle / Tacoma (SEA) flight deal in economy from $170

Southwest AirlinesWNSouthwest Airlines
Round Trip•Economy
United StatesPIT

Pittsburgh International Airport

Pittsburgh, United States
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
$334 USD
-49%$170 USD
Verified about 10 hours ago
Extremely Rare Availability
2% of dates checked are available within 10% of the lowest price

Monday, December 21st, 2026

9 round-trip options

Returning
Sat, Dec 26, 2026•5 Day Trip
$442 USD
Google Flights
Returning
Sun, Dec 27, 2026•6 Day Trip
$442 USD
Google Flights
Returning
Mon, Dec 28, 2026•7 Day Trip
$437 USD
Google Flights
Returning
Tue, Dec 29, 2026•8 Day Trip
$352 USD
Google Flights
Returning
Wed, Dec 30, 2026•9 Day Trip
$343 USD
Google Flights
Returning
Thu, Dec 31, 2026•10 Day Trip
$357 USD
Google Flights
Returning
Fri, Jan 1, 2027•11 Day Trip
$373 USD
Google Flights
Returning
Sun, Jan 3, 2027•13 Day Trip
$540 USD
Google Flights
Returning
Mon, Jan 4, 2027•14 Day Trip
$343 USD
Google Flights