Cheap flights from Pittsburgh to Centralia - Chehalis

View AU$150 flight on Wed, 8 Oct. 2025Opens in a new window

Popular airlines from Pittsburgh to Centralia - Chehalis

  • Jetstar

    Jetstar

  • Qantas Airways

    Qantas Airways

  • Virgin Australia

    Virgin Australia

  • Scoot

    Scoot

  • American Airlines

    American Airlines

  • Emirates

    Emirates

  • United

    United

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Cheap Flights from Pittsburgh (PIT) to Centralia - Chehalis (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.

United
Fri, 18 Jul. - Sun, 20 Jul.
PIT
Pittsburgh
SEA
Seattle
AU$615 Return, found 3 days ago
AU$615
Return
found 3 days ago
Select United flight, departing Fri, 18 Jul. from Pittsburgh to Seattle, returning Sun, 20 Jul., priced at AU$615 found 3 days ago
Delta
Fri, 15 Aug. - Fri, 22 Aug.
PIT
Pittsburgh
PDX
Portland
AU$656 Return, found 5 days ago
AU$656
Return
found 5 days ago
Select Delta flight, departing Fri, 15 Aug. from Pittsburgh to Portland, returning Fri, 22 Aug., priced at AU$656 found 5 days ago
American Airlines
Fri, 15 Aug. - Fri, 22 Aug.
PIT
Pittsburgh
PDX
Portland
AU$661 Return, found 5 days ago
AU$661
Return
found 5 days ago
Select American Airlines flight, departing Fri, 15 Aug. from Pittsburgh to Portland, returning Fri, 22 Aug., priced at AU$661 found 5 days ago
Alaska Airlines
Fri, 15 Aug. - Fri, 22 Aug.
PIT
Pittsburgh
PDX
Portland
AU$661 Return, found 5 days ago
AU$661
Return
found 5 days ago
Select Alaska Airlines flight, departing Fri, 15 Aug. from Pittsburgh to Portland, returning Fri, 22 Aug., priced at AU$661 found 5 days ago
Delta
Fri, 15 Aug. - Fri, 22 Aug.
PIT
Pittsburgh
PDX
Portland
AU$661 Return, found 5 days ago
AU$661
Return
found 5 days ago
Select Delta flight, departing Fri, 15 Aug. from Pittsburgh to Portland, returning Fri, 22 Aug., priced at AU$661 found 5 days ago
Delta
Fri, 15 Aug. - Fri, 22 Aug.
PIT
Pittsburgh
PDX
Portland
AU$662 Return, found 5 days ago
AU$662
Return
found 5 days ago
Select Delta flight, departing Fri, 15 Aug. from Pittsburgh to Portland, returning Fri, 22 Aug., priced at AU$662 found 5 days ago

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

September is typically the cheapest month to fly

From AU$237 - AU$351 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.