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Cheap flights from Pittsburgh (PIT) to Seattle (BFI)

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0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Pittsburgh (PIT) to Seattle (BFI)

How to find the cheapest flight from Pittsburgh (PIT) to Seattle (BFI)
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How to find the cheapest flight from Pittsburgh (PIT) to Seattle (BFI)
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How to find the cheapest flight from Pittsburgh (PIT) to Seattle (BFI)
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Cheap flights from Pittsburgh to Seattle in April , May 2026

30 Apr - 27 May $ 847.00
PIT
Pittsburgh
Frontier Airlines
3 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
3 STOPS
PIT
Pittsburgh
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30 Apr - 08 May $ 853.00
PIT
Pittsburgh
Allegiant Air
3 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
3 STOPS
PIT
Pittsburgh
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30 Apr - 11 May $ 858.00
PIT
Pittsburgh
Allegiant Air
3 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
3 STOPS
PIT
Pittsburgh
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Last minute flights from Pittsburgh to Seattle

27 Apr - 01 May $ 857.00
PIT
Pittsburgh
Allegiant Air
3 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
3 STOPS
PIT
Pittsburgh
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20 Apr - 01 May $ 935.00
PIT
Pittsburgh
Allegiant Air
3 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
3 STOPS
PIT
Pittsburgh
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27 Apr - 01 May $ 957.00
PIT
Pittsburgh
Allegiant Air
3 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
3 STOPS
PIT
Pittsburgh
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One-way flights to Seattle from Pittsburgh

2:13 PM - 2:45 PM
Air Excursions
3 Stops
28h 22m
PIT - BFI
$ 400
Kiwi
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1:22 PM - 2:45 PM
Air Excursions
3 Stops
29h 13m
PIT - BFI
$ 448
Kiwi
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3:04 PM - 2:45 PM
Air Excursions
3 Stops
27h 31m
PIT - BFI
$ 472
Kiwi
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How to find the cheapest flight from Pittsburgh (PIT) to Seattle (BFI)

Related info for your journey
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How to find the cheapest flight from Pittsburgh (PIT) to Seattle (BFI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Pittsburgh (PIT) to Seattle (BFI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.