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Book cheap flights from Sofia to Chicago

(Round-trip)
Depart: Sun May 7 2017 Return: Mon Jun 5 2017 Trip spans 30 days
Major Airline
Major Airline
SOF
ORD
12h 55m
2 stops
ORD
SOF
16h 40m
2 stops
Depart: Wed Aug 23 2017 Return: Wed Sep 6 2017 Trip spans 15 days
KLM
KLM
SOF
MDW
18h 58m
2 stops
MDW
SOF
17h 35m
2 stops
Depart: Mon Jul 17 2017 Return: Wed Aug 9 2017 Trip spans 24 days
Alitalia
Alitalia
SOF
ORD
26h 05m
1 stop
ORD
SOF
19h 10m
1 stop
Depart: Fri Sep 22 2017 Return: Sat Oct 28 2017 Trip spans 37 days
KLM
KLM
SOF
MDW
17h 39m
2 stops
MDW
SOF
18h 40m
2 stops
Depart: Mon Jul 3 2017 Return: Mon Jul 17 2017 Trip spans 15 days
KLM
KLM
SOF
MDW
21h 54m
2 stops
MDW
SOF
16h 45m
2 stops
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