Cheap flights from Pittsburgh to Puget Sound

View AU$152 flight on Tue, 5 Aug. 2025Opens in a new window

Popular airlines from Pittsburgh to Puget Sound

  • Jetstar

    Jetstar

  • Qantas Airways

    Qantas Airways

  • Virgin Australia

    Virgin Australia

  • Scoot

    Scoot

  • American Airlines

    American Airlines

  • Emirates

    Emirates

  • United

    United

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 35% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Pittsburgh (PIT) to Puget Sound (SEA)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed., 23 Jul. - Fri., 25 Jul.
PIT
Pittsburgh
SEA
Seattle
AU$529 Return, found 1 day ago
AU$529
Return
found 1 day ago
Select Alaska Airlines flight, departing Wed., 23 Jul. from Pittsburgh to Seattle, returning Fri., 25 Jul., priced at AU$529 found 1 day ago
Alaska Airlines
Wed., 23 Jul. - Fri., 25 Jul.
PIT
Pittsburgh
SEA
Seattle
AU$532 Return, found 1 day ago
AU$532
Return
found 1 day ago
Select Alaska Airlines flight, departing Wed., 23 Jul. from Pittsburgh to Seattle, returning Fri., 25 Jul., priced at AU$532 found 1 day ago
United
Wed., 23 Jul. - Fri., 25 Jul.
PIT
Pittsburgh
SEA
Seattle
AU$555 Return, found 1 day ago
AU$555
Return
found 1 day ago
Select United flight, departing Wed., 23 Jul. from Pittsburgh to Seattle, returning Fri., 25 Jul., priced at AU$555 found 1 day ago
United
Wed., 23 Jul. - Fri., 25 Jul.
PIT
Pittsburgh
SEA
Seattle
AU$558 Return, found 1 day ago
AU$558
Return
found 1 day ago
Select United flight, departing Wed., 23 Jul. from Pittsburgh to Seattle, returning Fri., 25 Jul., priced at AU$558 found 1 day ago
American Airlines
Wed., 23 Jul. - Fri., 25 Jul.
PIT
Pittsburgh
SEA
Seattle
AU$594 Return, found 1 day ago
AU$594
Return
found 1 day ago
Select American Airlines flight, departing Wed., 23 Jul. from Pittsburgh to Seattle, returning Fri., 25 Jul., priced at AU$594 found 1 day ago
Delta
Wed., 23 Jul. - Fri., 25 Jul.
PIT
Pittsburgh
SEA
Seattle
AU$651 Return, found 1 day ago
AU$651
Return
found 1 day ago
Select Delta flight, departing Wed., 23 Jul. from Pittsburgh to Seattle, returning Fri., 25 Jul., priced at AU$651 found 1 day ago
*Available to Expedia members.