Cheap flights from Portland to Centralia - Chehalis

View AU$121 flight on Sat, 23 Aug. 2025Opens in a new window

Popular airlines from Portland to Centralia - Chehalis

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

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Cheap Flights from Portland (PDX) 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.

Delta
Sat, 23 Aug. - Sat, 30 Aug.
PDX
Portland
SEA
Seattle
AU$180 Return, found 2 days ago
AU$180
Return
found 2 days ago
Select Delta flight, departing Sat, 23 Aug. from Portland to Seattle, returning Sat, 30 Aug., priced at AU$180 found 2 days ago
Alaska Airlines
Sat, 23 Aug. - Sat, 30 Aug.
PDX
Portland
SEA
Seattle
AU$195 Return, found 2 days ago
AU$195
Return
found 2 days ago
Select Alaska Airlines flight, departing Sat, 23 Aug. from Portland to Seattle, returning Sat, 30 Aug., priced at AU$195 found 2 days ago
Alaska Airlines
Sat, 23 Aug. - Sat, 30 Aug.
PDX
Portland
SEA
Seattle
AU$210 Return, found 2 days ago
AU$210
Return
found 2 days ago
Select Alaska Airlines flight, departing Sat, 23 Aug. from Portland to Seattle, returning Sat, 30 Aug., priced at AU$210 found 2 days ago
Delta
Sat, 23 Aug. - Sat, 30 Aug.
PDX
Portland
SEA
Seattle
AU$211 Return, found 2 days ago
AU$211
Return
found 2 days ago
Select Delta flight, departing Sat, 23 Aug. from Portland to Seattle, returning Sat, 30 Aug., priced at AU$211 found 2 days ago
American Airlines
Sat, 16 Aug. - Sun, 17 Aug.
PDX
Portland
SEA
Seattle
AU$661 Return, found 4 days ago
AU$661
Return
found 4 days ago
Select American Airlines flight, departing Sat, 16 Aug. from Portland to Seattle, returning Sun, 17 Aug., priced at AU$661 found 4 days ago
United
Sat, 16 Aug. - Sun, 17 Aug.
PDX
Portland
SEA
Seattle
AU$1,540 Return, found 4 days ago
AU$1,540
Return
found 4 days ago
Select United flight, departing Sat, 16 Aug. from Portland to Seattle, returning Sun, 17 Aug., priced at AU$1,540 found 4 days ago

Find the cheapest month to fly from Portland (PDX) to Seattle (SEA)

January is typically the cheapest month to fly

From AU$117 - AU$332 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.