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Cheap flights from Peoria (PIA) 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 Peoria (PIA) to Seattle (BFI)

How to find the cheapest flight from Peoria (PIA) to Seattle (BFI)
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How to find the cheapest flight from Peoria (PIA) to Seattle (BFI)
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How to find the cheapest flight from Peoria (PIA) to Seattle (BFI)
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Cheap flights from Peoria to Seattle in July , August 2026

30 Jul - 27 Aug $ 1,103.00
PIA
Peoria
Allegiant Air
3 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
PIA
Peoria
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30 Jul - 27 Aug $ 1,117.00
PIA
Peoria
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
PIA
Peoria
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30 Jul - 27 Aug $ 1,151.00
PIA
Peoria
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
PIA
Peoria
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Last minute flights from Peoria to Seattle

30 Jul - 02 Aug $ 1,505.00
PIA
Peoria
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
3 STOPS
PIA
Peoria
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30 Jul - 02 Aug $ 1,509.00
PIA
Peoria
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
2 STOPS
PIA
Peoria
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30 Jul - 01 Aug $ 1,550.00
PIA
Peoria
Allegiant Air
2 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
3 STOPS
PIA
Peoria
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One-way flights to Seattle from Peoria

9:10 PM - 8:25 PM
Air Excursions
3 Stops
26h 5m
PIA - BFI
$ 746
Kiwi
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10:52 AM - 6:45 AM
Air Excursions
2 Stops
22h 43m
PIA - BFI
$ 760
Kiwi
Pick dates
10:52 AM - 9:25 PM
Air Excursions
2 Stops
13h 23m
PIA - BFI
$ 794
Kiwi
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How to find the cheapest flight from Peoria (PIA) to Seattle (BFI)

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