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Cheap flights from Seattle (BFI) to Sofia (SOF)

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How to find the cheapest flight from Seattle (BFI) to Sofia (SOF)

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

28 Sep - 26 Oct $ 1,771.00
BFI
Seattle
Air Excursions
3 STOPS
SOF
Sofia
SOF
Sofia
Air Excursions
3 STOPS
BFI
Seattle
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29 Sep - 26 Oct $ 1,785.00
BFI
Seattle
Air Excursions
3 STOPS
SOF
Sofia
SOF
Sofia
Air Excursions
3 STOPS
BFI
Seattle
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28 Sep - 26 Oct $ 1,800.00
BFI
Seattle
Air Excursions
3 STOPS
SOF
Sofia
SOF
Sofia
Air Excursions
3 STOPS
BFI
Seattle
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Last minute flights from Seattle to Sofia

28 Sep - 30 Sep $ 2,698.00
BFI
Seattle
Air Excursions
3 STOPS
SOF
Sofia
SOF
Sofia
Air Excursions
3 STOPS
BFI
Seattle
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27 Sep - 30 Sep $ 2,702.00
BFI
Seattle
Air Excursions
3 STOPS
SOF
Sofia
SOF
Sofia
Air Excursions
3 STOPS
BFI
Seattle
Pick dates
28 Sep - 30 Sep $ 2,726.00
BFI
Seattle
Air Excursions
3 STOPS
SOF
Sofia
SOF
Sofia
Air Excursions
3 STOPS
BFI
Seattle
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One-way flights to Sofia from Seattle

5:25 AM - 4:35 PM
Wizz Air
3 Stops
28h 5m
BFI - SOF
$ 910
Kiwi
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5:25 AM - 3:45 PM
Air Canada
3 Stops
27h 15m
BFI - SOF
$ 923
Kiwi
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5:25 AM - 2:50 PM
Air Canada
3 Stops
26h 35m
BFI - SOF
$ 938
Kiwi
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How to find the cheapest flight from Seattle (BFI) to Sofia (SOF)

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