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Cheap flights from Portland (PDX) to Seattle (BFI)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Portland (PDX) to Seattle (BFI)

How to find the cheapest flight from Portland (PDX) to Seattle (BFI)
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How to find the cheapest flight from Portland (PDX) to Seattle (BFI)
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How to find the cheapest flight from Portland (PDX) to Seattle (BFI)
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Cheap flights from Portland to Seattle in February , March 2026

18 Feb - 29 Mar $ 584.00
PDX
Portland
Air Excursions
DIRECT
BFI
Seattle
BFI
Seattle
Air Excursions
DIRECT
PDX
Portland
Pick dates
11 Feb - 04 Mar $ 595.00
PDX
Portland
Air Excursions
DIRECT
BFI
Seattle
BFI
Seattle
Air Excursions
DIRECT
PDX
Portland
Pick dates
12 Feb - 04 Mar $ 595.00
PDX
Portland
Air Excursions
DIRECT
BFI
Seattle
BFI
Seattle
Air Excursions
DIRECT
PDX
Portland
Pick dates

Last minute flights from Portland to Seattle

21 Feb - 28 Feb $ 584.00
PDX
Portland
Air Excursions
DIRECT
BFI
Seattle
BFI
Seattle
Air Excursions
DIRECT
PDX
Portland
Pick dates
14 Feb - 28 Feb $ 584.00
PDX
Portland
Air Excursions
DIRECT
BFI
Seattle
BFI
Seattle
Air Excursions
DIRECT
PDX
Portland
Pick dates
08 Feb - 28 Feb $ 595.00
PDX
Portland
Air Excursions
DIRECT
BFI
Seattle
BFI
Seattle
Air Excursions
DIRECT
PDX
Portland
Pick dates

One-way flights to Seattle from Portland

4:05 PM - 4:05 PM
Air Excursions
0 Stops
0h 50m
PDX - BFI
$ 295
Kiwi
Pick dates
5:35 AM - 5:35 AM
Air Excursions
0 Stops
0h 50m
PDX - BFI
$ 301
Kiwi
Pick dates
8:15 AM - 8:15 AM
Air Excursions
0 Stops
0h 50m
PDX - BFI
$ 301
Kiwi
Pick dates

How to find the cheapest flight from Portland (PDX) to Seattle (BFI)

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