Find Deals on Flights from Chicago to Sofia (CHI - SOF)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youth
12-17
Child
2-11
Seat Infant
under 2
Lap Infant
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Chicago to Sofia

(Round-trip)
Depart: Fri Oct 23 2015 Return: Sun Nov 1 2015 Trip spans 10 days
Turkish Airlines
Turkish Airlines
ORD
6:40p
SOF
8:30a
13h 50m
1 stop
SOF
4:35p
ORD
8:55p
28h 20m
1 stop
Depart: Tue Mar 1 2016 Return: Thu Mar 10 2016 Trip spans 10 days
LOT Polish Air
LOT Polish Air
ORD
4:25p
SOF
4:15a
11h 50m
1 stop
SOF
9:50a
ORD
10:40p
12h 50m
1 stop
Depart: Mon Oct 12 2015 Return: Wed Oct 28 2015 Trip spans 17 days
SWISS
SWISS
ORD
3:15p
SOF
8:20a
17h 05m
1 stop
SOF
4:40p
ORD
8:00p
27h 20m
1 stop
Depart: Tue Oct 6 2015 Return: Tue Oct 20 2015 Trip spans 15 days
Austrian Airlines
Austrian Airlines
ORD
12:00p
SOF
12:40a
12h 40m
1 stop
SOF
4:20a
ORD
10:19p
17h 59m
2 stops
Depart: Mon Nov 30 2015 Return: Tue Dec 22 2015 Trip spans 23 days
Lufthansa
Lufthansa
ORD
1:15p
SOF
9:10a
19h 55m
1 stop
SOF
1:10a
ORD
9:55p
20h 45m
1 stop
Depart: Tue Dec 1 2015 Return: Tue Dec 22 2015 Trip spans 22 days
United
United
ORD
4:35p
SOF
5:20a
12h 45m
1 stop
SOF
7:55a
ORD
9:55p
14h 00m
1 stop
Depart: Sun Dec 13 2015 Return: Fri Jan 29 2016 Trip spans 48 days
Air France
Air France
ORD
7:30a
SOF
1:05a
17h 35m
2 stops
SOF
2:10a
ORD
4:24p
14h 14m
1 stop
Depart: Thu Mar 24 2016 Return: Sun Apr 3 2016 Trip spans 11 days
Alitalia
Alitalia
ORD
12:33p
SOF
7:05a
18h 32m
2 stops
SOF
3:05p
ORD
9:57p
30h 52m
2 stops
Depart: Sun Sep 20 2015 Return: Mon Oct 26 2015 Trip spans 37 days
Air France
Air France
MDW
2:35p
SOF
4:20a
13h 45m
2 stops
SOF
3:10a
MDW
9:00p
17h 50m
2 stops
Depart: Thu Sep 24 2015 Return: Sun Oct 25 2015 Trip spans 32 days
KLM
KLM
ORD
12:20p
SOF
4:20a
16h 00m
2 stops
SOF
3:00a
ORD
6:30p
15h 30m
1 stop
Depart: Tue Oct 13 2015 Return: Tue Oct 27 2015 Trip spans 15 days
KLM
KLM
MDW
9:50a
SOF
1:45a
15h 55m
2 stops
SOF
3:00a
MDW
11:19p
20h 19m
2 stops
Depart: Fri Sep 18 2015 Return: Mon Sep 28 2015 Trip spans 11 days
British Airways
British Airways
ORD
4:55a
SOF
1:35a
20h 40m
1 stop
SOF
10:35a
ORD
2:25p
27h 50m
1 stop
Depart: Sun Dec 20 2015 Return: Thu Dec 31 2015 Trip spans 12 days
$1218
Select
American Airlines
American Airlines
ORD
2:00p
SOF
12:20a
34h 20m
1 stop
SOF
9:10a
ORD
2:45p
29h 35m
1 stop
Airports
Origin

Chicago
only $596
only $797
Destination

Sofia
$596