Cheap flights from Boise to Centralia - Chehalis

View AU$121 flight on Tue, 23 Sep. 2025Opens in a new window

Popular airlines from Boise 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 Boise (BOI) 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.

Alaska Airlines
Fri, 12 Sep. - Sun, 14 Sep.
BOI
Boise
PDX
Portland
AU$240 Return, found 5 days ago
AU$240
Return
found 5 days ago
Select Alaska Airlines flight, departing Fri, 12 Sep. from Boise to Portland, returning Sun, 14 Sep., priced at AU$240 found 5 days ago
Delta
Fri, 12 Sep. - Sun, 14 Sep.
BOI
Boise
PDX
Portland
AU$271 Return, found 5 days ago
AU$271
Return
found 5 days ago
Select Delta flight, departing Fri, 12 Sep. from Boise to Portland, returning Sun, 14 Sep., priced at AU$271 found 5 days ago
Alaska Airlines
Fri, 12 Sep. - Sun, 14 Sep.
BOI
Boise
PDX
Portland
AU$272 Return, found 5 days ago
AU$272
Return
found 5 days ago
Select Alaska Airlines flight, departing Fri, 12 Sep. from Boise to Portland, returning Sun, 14 Sep., priced at AU$272 found 5 days ago
Delta
Fri, 12 Sep. - Sun, 14 Sep.
BOI
Boise
PDX
Portland
AU$301 Return, found 5 days ago
AU$301
Return
found 5 days ago
Select Delta flight, departing Fri, 12 Sep. from Boise to Portland, returning Sun, 14 Sep., priced at AU$301 found 5 days ago
United
Fri, 12 Sep. - Sun, 14 Sep.
BOI
Boise
PDX
Portland
AU$348 Return, found 5 days ago
AU$348
Return
found 5 days ago
Select United flight, departing Fri, 12 Sep. from Boise to Portland, returning Sun, 14 Sep., priced at AU$348 found 5 days ago
American Airlines
Fri, 18 Jul. - Tue, 22 Jul.
BOI
Boise
SEA
Seattle
AU$839 Return, found 4 days ago
AU$839
Return
found 4 days ago
Select American Airlines flight, departing Fri, 18 Jul. from Boise to Seattle, returning Tue, 22 Jul., priced at AU$839 found 4 days ago

Find the cheapest month to fly from Boise (BOI) to Seattle (SEA)

January is typically the cheapest month to fly

From AU$116 - AU$299 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.