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Cheap flights from Atlanta (ATL) to Seattle (BFI)

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How to find the cheapest flight from Atlanta (ATL) to Seattle (BFI)

How to find the cheapest flight from Atlanta (ATL) to Seattle (BFI)
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How to find the cheapest flight from Atlanta (ATL) to Seattle (BFI)
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How to find the cheapest flight from Atlanta (ATL) to Seattle (BFI)
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Cheap flights from Atlanta to Seattle in September , October 2026

28 Sep - 27 Oct $ 746.00
ATL
Atlanta
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
ATL
Atlanta
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24 Sep - 20 Oct $ 765.00
ATL
Atlanta
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
ATL
Atlanta
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24 Sep - 27 Oct $ 767.00
ATL
Atlanta
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
ATL
Atlanta
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Last minute flights from Atlanta to Seattle

28 Sep - 01 Oct $ 819.00
ATL
Atlanta
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
ATL
Atlanta
Pick dates
24 Sep - 01 Oct $ 841.00
ATL
Atlanta
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
ATL
Atlanta
Pick dates
18 Sep - 01 Oct $ 845.00
ATL
Atlanta
Frontier Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Frontier Airlines
2 STOPS
ATL
Atlanta
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One-way flights to Seattle from Atlanta

6:41 AM - 6:45 PM
Air Excursions
2 Stops
15h 54m
ATL - BFI
$ 443
Kiwi
Pick dates
6:41 AM - 4:05 PM
Air Excursions
2 Stops
13h 14m
ATL - BFI
$ 464
Kiwi
Pick dates
6:41 AM - 4:05 PM
Air Excursions
2 Stops
13h 14m
ATL - BFI
$ 468
Kiwi
Pick dates

How to find the cheapest flight from Atlanta (ATL) to Seattle (BFI)

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How to find the cheapest flight from Atlanta (ATL) 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 Atlanta (ATL) to Seattle (BFI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.