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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 January , February 2026

28 Jan - 01 Mar $ 1,718.00
BFI
Seattle
Air Excursions
2 STOPS
SOF
Sofia
SOF
Sofia
Air Excursions
3 STOPS
BFI
Seattle
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28 Jan - 02 Mar $ 1,751.00
BFI
Seattle
Air Excursions
2 STOPS
SOF
Sofia
SOF
Sofia
Air Excursions
3 STOPS
BFI
Seattle
Pick dates
30 Jan - 01 Mar $ 1,818.00
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 Jan - 02 Feb $ 1,962.00
BFI
Seattle
Air Excursions
2 STOPS
SOF
Sofia
SOF
Sofia
Air Excursions
3 STOPS
BFI
Seattle
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18 Jan - 02 Feb $ 2,198.00
BFI
Seattle
Air Excursions
3 STOPS
SOF
Sofia
SOF
Sofia
Air Excursions
3 STOPS
BFI
Seattle
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23 Jan - 02 Feb $ 2,211.00
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

9:35 AM - 10:20 AM
KLM Royal Dutch Airlines
2 Stops
18h 30m
BFI - SOF
$ 613
Kiwi
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6:55 AM - 3:30 PM
Lufthansa
3 Stops
25h 25m
BFI - SOF
$ 714
Kiwi
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8:05 AM - 7:55 PM
Lufthansa
3 Stops
28h 40m
BFI - SOF
$ 727
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.