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Cheap flights from Appleton (ATW) to Sofia (SOF)

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0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Appleton (ATW) to Sofia (SOF)

How to find the cheapest flight from Appleton (ATW) to Sofia (SOF)
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How to find the cheapest flight from Appleton (ATW) to Sofia (SOF)
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How to find the cheapest flight from Appleton (ATW) to Sofia (SOF)
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Cheap flights from Appleton to Sofia in August , September 2026

31 Aug - 03 Sep $ 1,287.00
ATW
Appleton
Allegiant Air
3 STOPS
SOF
Sofia
SOF
Sofia
Allegiant Air
3 STOPS
ATW
Appleton
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31 Aug - 06 Sep $ 1,303.00
ATW
Appleton
Allegiant Air
3 STOPS
SOF
Sofia
SOF
Sofia
Allegiant Air
3 STOPS
ATW
Appleton
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31 Aug - 27 Sep $ 1,315.00
ATW
Appleton
Allegiant Air
3 STOPS
SOF
Sofia
SOF
Sofia
Allegiant Air
3 STOPS
ATW
Appleton
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Last minute flights from Appleton to Sofia

28 Aug - 31 Aug $ 2,120.00
ATW
Appleton
WestJet
3 STOPS
SOF
Sofia
SOF
Sofia
WestJet
3 STOPS
ATW
Appleton
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27 Aug - 31 Aug $ 2,133.00
ATW
Appleton
WestJet
3 STOPS
SOF
Sofia
SOF
Sofia
WestJet
3 STOPS
ATW
Appleton
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24 Aug - 31 Aug $ 2,151.00
ATW
Appleton
WestJet
3 STOPS
SOF
Sofia
SOF
Sofia
WestJet
3 STOPS
ATW
Appleton
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One-way flights to Sofia from Appleton

8:30 AM - 4:35 PM
Wizz Air
3 Stops
27h
ATW - SOF
$ 557
Kiwi
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4:17 PM - 9:35 PM
Wizz Air
3 Stops
25h 18m
ATW - SOF
$ 718
Kiwi
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8:30 AM - 12:15 PM
Bulgaria Air
3 Stops
22h 40m
ATW - SOF
$ 723
Kiwi
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How to find the cheapest flight from Appleton (ATW) to Sofia (SOF)

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