$159 Cheap Alaska Airlines flights Pittsburgh (PIT) to Seattle (SEA)

View $159 flight on Wed, Oct 28, 2026Opens in a new window

$159 Cheap Alaska Airlines flights Pittsburgh (PIT) to Seattle (SEA)

Prices were available within the past 7 days and start at $159 for one-way flights and $317 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Thu, Apr 23 - Tue, Apr 28
PIT
Pittsburgh
SEA
Seattle
$317 Roundtrip, found 14 hours ago
$317
Roundtrip
found 14 hours ago
Select Alaska Airlines flight, departing Thu, Apr 23 from Pittsburgh to Seattle, returning Tue, Apr 28, priced at $317 found 14 hours ago
Alaska Airlines
Wed, Oct 28 - Wed, Nov 11
PIT
Pittsburgh
SEA
Seattle
$317 Roundtrip, found 15 hours ago
$317
Roundtrip
found 15 hours ago
Select Alaska Airlines flight, departing Wed, Oct 28 from Pittsburgh to Seattle, returning Wed, Nov 11, priced at $317 found 15 hours ago

Find the cheapest month to fly from Pittsburgh (PIT) to Seattle (SEA)

January is typically the cheapest month to fly

From $140 - $302 per traveler.

Travel information

Origin airport
Pittsburgh Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Southwest Airlines, United
Popular airline
Delta
Distance
3388 km
Average flight time
5 hours 22 mins

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