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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 July , August 2026

26 Jul - 27 Aug $ 1,472.00
BFI
Seattle
Air Excursions
3 STOPS
SOF
Sofia
SOF
Sofia
Air Excursions
3 STOPS
BFI
Seattle
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26 Jul - 27 Aug $ 1,495.00
BFI
Seattle
Air Excursions
3 STOPS
SOF
Sofia
SOF
Sofia
Air Excursions
3 STOPS
BFI
Seattle
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26 Jul - 31 Aug $ 1,536.00
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

26 Jul - 02 Aug $ 2,084.00
BFI
Seattle
Air Excursions
3 STOPS
SOF
Sofia
SOF
Sofia
Air Excursions
3 STOPS
BFI
Seattle
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27 Jul - 02 Aug $ 2,264.00
BFI
Seattle
Air Excursions
3 STOPS
SOF
Sofia
SOF
Sofia
Air Excursions
3 STOPS
BFI
Seattle
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27 Jul - 02 Aug $ 2,326.00
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

3:05 PM - 4:35 PM
Wizz Air
3 Stops
42h 25m
BFI - SOF
$ 688
Kiwi
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8:20 AM - 10:20 PM
Wizz Air
3 Stops
29h 10m
BFI - SOF
$ 869
Kiwi
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8:20 AM - 4:35 PM
Wizz Air
3 Stops
25h 10m
BFI - SOF
$ 930
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.