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Find Flight Deals from Chicago to Sofia (CHI - SOF)

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Chicago to Sofia

(Round-trip)
Depart: Wed Mar 11 2015 Return: Thu Apr 9 2015 Trip spans 30 days
Lufthansa
Lufthansa
ORD
1:15p
SOF
2:15a
13h 00m
1 stop
SOF
3:35p
ORD
10:25p
30h 50m
1 stop
Depart: Tue Mar 10 2015 Return: Thu Apr 9 2015 Trip spans 31 days
KLM Royal Dutch
KLM Royal Dutch
ORD
7:00a
SOF
3:00a
20h 00m
2 stops
SOF
3:15a
ORD
6:10p
14h 55m
1 stop
Depart: Tue Sep 1 2015 Return: Thu Sep 10 2015 Trip spans 10 days
Turkish Airlines
Turkish Airlines
ORD
6:15p
SOF
4:30a
34h 15m
1 stop
SOF
5:45p
ORD
9:25p
27h 40m
1 stop
Depart: Wed Mar 18 2015 Return: Wed Mar 25 2015 Trip spans 8 days
Air France
Air France
MDW
11:07a
SOF
3:05a
15h 58m
2 stops
SOF
3:20a
MDW
8:58p
17h 38m
2 stops
Depart: Wed Mar 25 2015 Return: Tue Mar 31 2015 Trip spans 7 days
KLM Royal Dutch
KLM Royal Dutch
MDW
8:40a
SOF
3:00a
18h 20m
2 stops
SOF
3:15a
MDW
10:50p
19h 35m
2 stops
Depart: Thu May 7 2015 Return: Mon May 11 2015 Trip spans 5 days
Multiple Airlines
Multiple Airlines
ORD
8:20a
SOF
11:45p
15h 25m
2 stops
SOF
2:10a
ORD
10:25p
20h 15m
1 stop
Depart: Wed May 13 2015 Return: Mon May 25 2015 Trip spans 13 days
Air Canada
Air Canada
ORD
1:40p
SOF
8:15a
18h 35m
2 stops
SOF
2:10a
ORD
12:33a
22h 23m
2 stops
Depart: Thu Mar 26 2015 Return: Wed Apr 1 2015 Trip spans 7 days
LOT Polish Air
LOT Polish Air
ORD
6:30p
SOF
6:15a
11h 45m
1 stop
SOF
1:55p
ORD
11:35p
33h 40m
1 stop
Depart: Tue May 26 2015 Return: Sat Jun 6 2015 Trip spans 12 days
Aeroflot
Aeroflot
ORD
2:00a
SOF
10:00a
32h 00m
2 stops
SOF
8:30a
ORD
9:57p
61h 27m
2 stops
Depart: Sat Aug 15 2015 Return: Sun Aug 16 2015 Trip spans 2 days
$1047
Select
Austrian Airlines
Austrian Airlines
ORD
12:00p
SOF
12:40a
12h 40m
1 stop
SOF
2:45p
ORD
10:10p
31h 25m
2 stops
Depart: Sun Jul 5 2015 Return: Fri Aug 7 2015 Trip spans 34 days
$1084
Select
United
United
ORD
5:20p
SOF
10:05a
16h 45m
1 stop
SOF
4:20a
ORD
5:35p
13h 15m
1 stop
Depart: Tue Jun 30 2015 Return: Tue Aug 11 2015 Trip spans 43 days
$1106
Select
SWISS
SWISS
ORD
3:15p
SOF
9:40p
30h 25m
1 stop
SOF
5:00p
ORD
7:45p
26h 45m
1 stop
Depart: Sun Jun 7 2015 Return: Sun Jul 5 2015 Trip spans 29 days
$1119
Select
Major Airline
Major Airline
ORD
12:00p
SOF
12:00a
12h 00m
1 stop
SOF
2:00a
ORD
6:00p
16h 00m
2 stops
Airports
Origin

Chicago
only $713
only $729
Destination

Sofia
$713