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

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0 Children (2~11)
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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 April , May 2026

19 Apr - 21 May $ 599.00
CHI
Chicago
Turkish Airlines
1 STOPS
SOF
Sofia
SOF
Sofia
Turkish Airlines
1 STOPS
CHI
Chicago
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19 Apr - 20 May $ 642.00
CHI
Chicago
Turkish Airlines
1 STOPS
SOF
Sofia
SOF
Sofia
Turkish Airlines
1 STOPS
CHI
Chicago
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14 Apr - 09 May $ 1,076.00
CHI
Chicago
Air Serbia
1 STOPS
SOF
Sofia
SOF
Sofia
Air Serbia
1 STOPS
CHI
Chicago
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Last minute flights from Chicago to Sofia

17 Apr - 01 May $ 762.00
CHI
Chicago
Turkish Airlines
1 STOPS
SOF
Sofia
SOF
Sofia
Turkish Airlines
1 STOPS
CHI
Chicago
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08 Apr - 30 Apr $ 935.00
CHI
Chicago
United Airlines
1 STOPS
SOF
Sofia
SOF
Sofia
United Airlines
1 STOPS
CHI
Chicago
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12 Apr - 30 Apr $ 1,641.00
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

8:10 PM - 6:55 PM
Turkish Airlines
1 Stops
16h 5m
CHI - SOF
$ 492
Kiwi
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11:25 AM - 7:30 AM
Turkish Airlines
1 Stops
13h 20m
CHI - SOF
$ 505
Kiwi
Pick dates
11:25 AM - 7:30 AM
Turkish Airlines
1 Stops
13h 20m
CHI - SOF
$ 505
Kiwi
Pick dates

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.