Find Cheap Flights from Chicago O'Hare International to Bulgaria

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Chicago O'Hare International to Bulgaria

(Round-trip)
Depart: Thu Nov 2 2017 Return: Fri Nov 10 2017 Trip spans 9 days
Turkish Airlines
Turkish Airlines
ORD
12:00a
SOF
3:00p
15h 00m
1 stop
SOF
12:00a
ORD
4:10p
16h 10m
1 stop
Depart: Tue Apr 17 2018 Return: Sat May 19 2018 Trip spans 33 days
SWISS
SWISS
ORD
12:00a
SOF
6:30a
30h 30m
1 stop
SOF
12:00a
ORD
7:50a
31h 50m
1 stop
Depart: Thu Oct 19 2017 Return: Wed Nov 1 2017 Trip spans 14 days
Lufthansa
Lufthansa
ORD
12:00a
SOF
10:00p
22h 00m
1 stop
SOF
12:00a
ORD
8:55p
20h 55m
1 stop
Depart: Mon Oct 23 2017 Return: Fri Dec 8 2017 Trip spans 47 days
Turkish Airlines
Turkish Airlines
ORD
12:00a
SOF
3:05p
15h 05m
1 stop
SOF
12:00a
ORD
4:10p
16h 10m
1 stop
Depart: Tue Jan 16 2018 Return: Tue Jan 23 2018 Trip spans 8 days
Turkish Airlines
Turkish Airlines
ORD
12:00a
SOF
3:30a
27h 30m
1 stop
SOF
12:00a
ORD
4:10p
16h 10m
1 stop
Depart: Fri Dec 29 2017 Return: Tue Jan 9 2018 Trip spans 12 days
Lufthansa
Lufthansa
ORD
12:00a
SOF
12:50p
12h 50m
1 stop
SOF
12:00a
ORD
1:20p
13h 20m
1 stop
Depart: Sun Feb 4 2018 Return: Tue Feb 20 2018 Trip spans 17 days
Turkish Airlines
Turkish Airlines
ORD
12:00a
SOF
3:00p
15h 00m
1 stop
SOF
12:00a
ORD
4:10p
16h 10m
1 stop
Depart: Mon Mar 5 2018 Return: Tue Mar 27 2018 Trip spans 22 days
Turkish Airlines
Turkish Airlines
ORD
12:00a
SOF
3:00p
15h 00m
1 stop
SOF
12:00a
ORD
3:55a
27h 55m
1 stop
Depart: Sun Jan 28 2018 Return: Sat Feb 3 2018 Trip spans 7 days
Turkish Airlines
Turkish Airlines
ORD
12:00a
SOF
3:00p
15h 00m
1 stop
SOF
12:00a
ORD
4:10p
16h 10m
1 stop
Depart: Sat Apr 14 2018 Return: Tue Apr 17 2018 Trip spans 4 days
Turkish Airlines
Turkish Airlines
ORD
12:00a
SOF
3:05p
15h 05m
1 stop
SOF
12:00a
ORD
3:35p
15h 35m
1 stop
Depart: Thu Dec 7 2017 Return: Sat Dec 23 2017 Trip spans 17 days
Turkish Airlines
Turkish Airlines
ORD
12:00a
SOF
3:00p
15h 00m
1 stop
SOF
12:00a
ORD
4:10p
16h 10m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

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Airports
Origin

Chicago
$593
Destination

Sofia
$593