Cheap flights from Phoenix to North Seattle

View AU$121 flight on Sat, 6 Sep. 2025Opens in a new window

Popular airlines from Phoenix to North Seattle

  • American Airlines

    American Airlines

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

  • United

    United

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Cheap Flights from Phoenix (PHX) to North Seattle (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
Tue, 2 Sep. - Tue, 9 Sep.
PHX
Phoenix
SEA
Seattle
AU$243 Return, found 4 days ago
AU$243
Return
found 4 days ago
Select Alaska Airlines flight, departing Tue, 2 Sep. from Phoenix to Seattle, returning Tue, 9 Sep., priced at AU$243 found 4 days ago
American Airlines
Tue, 2 Sep. - Tue, 9 Sep.
PHX
Phoenix
SEA
Seattle
AU$244 Return, found 4 days ago
AU$244
Return
found 4 days ago
Select American Airlines flight, departing Tue, 2 Sep. from Phoenix to Seattle, returning Tue, 9 Sep., priced at AU$244 found 4 days ago
Delta
Tue, 2 Sep. - Tue, 9 Sep.
PHX
Phoenix
SEA
Seattle
AU$244 Return, found 4 days ago
AU$244
Return
found 4 days ago
Select Delta flight, departing Tue, 2 Sep. from Phoenix to Seattle, returning Tue, 9 Sep., priced at AU$244 found 4 days ago
Alaska Airlines
Tue, 2 Sep. - Tue, 9 Sep.
PHX
Phoenix
SEA
Seattle
AU$258 Return, found 4 days ago
AU$258
Return
found 4 days ago
Select Alaska Airlines flight, departing Tue, 2 Sep. from Phoenix to Seattle, returning Tue, 9 Sep., priced at AU$258 found 4 days ago
Delta
Tue, 2 Sep. - Tue, 9 Sep.
PHX
Phoenix
SEA
Seattle
AU$259 Return, found 4 days ago
AU$259
Return
found 4 days ago
Select Delta flight, departing Tue, 2 Sep. from Phoenix to Seattle, returning Tue, 9 Sep., priced at AU$259 found 4 days ago
United
Tue, 2 Sep. - Tue, 9 Sep.
PHX
Phoenix
SEA
Seattle
AU$536 Return, found 4 days ago
AU$536
Return
found 4 days ago
Select United flight, departing Tue, 2 Sep. from Phoenix to Seattle, returning Tue, 9 Sep., priced at AU$536 found 4 days ago

Find the cheapest month to fly from Phoenix (PHX) to Seattle (SEA)

January is typically the cheapest month to fly

From AU$74 - AU$356 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.