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Cheap flights from Chicago (CHI) 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 Chicago (CHI) to Sofia (SOF)

How to find the cheapest flight from Chicago (CHI) to Sofia (SOF)
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How to find the cheapest flight from Chicago (CHI) to Sofia (SOF)
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How to find the cheapest flight from Chicago (CHI) to Sofia (SOF)
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Cheap flights from Chicago to Sofia in October , November 2026

27 Oct - 20 Nov $ 757.00
CHI
Chicago
Turkish Airlines
1 STOPS
SOF
Sofia
SOF
Sofia
Turkish Airlines
1 STOPS
CHI
Chicago
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26 Oct - 06 Nov $ 1,058.00
CHI
Chicago
Air Serbia
1 STOPS
SOF
Sofia
SOF
Sofia
Air Serbia
1 STOPS
CHI
Chicago
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18 Oct - 10 Nov $ 1,332.00
CHI
Chicago
LOT Polish Airlines
1 STOPS
SOF
Sofia
SOF
Sofia
LOT Polish Airlines
1 STOPS
CHI
Chicago
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Last minute flights from Chicago to Sofia

26 Oct - 01 Nov $ 848.00
CHI
Chicago
Turkish Airlines
1 STOPS
SOF
Sofia
SOF
Sofia
Turkish Airlines
1 STOPS
CHI
Chicago
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26 Oct - 01 Nov $ 851.00
CHI
Chicago
Turkish Airlines
1 STOPS
SOF
Sofia
SOF
Sofia
Turkish Airlines
1 STOPS
CHI
Chicago
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18 Oct - 31 Oct $ 1,332.00
CHI
Chicago
LOT Polish Airlines
1 STOPS
SOF
Sofia
SOF
Sofia
LOT Polish Airlines
1 STOPS
CHI
Chicago
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One-way flights to Sofia from Chicago

12:45 PM - 8:20 AM
Turkish Airlines
1 Stops
12h 55m
CHI - SOF
$ 420
Kiwi
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12:45 PM - 8:20 AM
Turkish Airlines
1 Stops
12h 55m
CHI - SOF
$ 420
Kiwi
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7:00 PM - 10:25 AM
United Airlines
1 Stops
11h 15m
CHI - SOF
$ 562
Kiwi
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How to find the cheapest flight from Chicago (CHI) to Sofia (SOF)

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