Find Cheap Flights from Sofia to Chicago (SOF - CHI)

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 Sofia to Chicago

(Round-trip)
Depart: Wed Nov 1 2017 Return: Tue Nov 28 2017 Trip spans 28 days
KLM
KLM
SOF
MDW
18h 08m
2 stops
MDW
SOF
17h 40m
2 stops
Depart: Mon Jul 24 2017 Return: Sun Aug 20 2017 Trip spans 28 days
Lufthansa
Lufthansa
SOF
ORD
16h 15m
1 stop
ORD
SOF
15h 30m
1 stop
Depart: Mon Jul 10 2017 Return: Sat Aug 5 2017 Trip spans 27 days
Delta
Delta
SOF
MDW
27h 39m
2 stops
MDW
SOF
45h 59m
2 stops
Depart: Wed Nov 1 2017 Return: Tue Nov 28 2017 Trip spans 28 days
KLM
KLM
SOF
ORD
22h 21m
2 stops
ORD
SOF
15h 35m
2 stops
Depart: Sat Nov 11 2017 Return: Fri Nov 24 2017 Trip spans 14 days
KLM
KLM
SOF
MDW
21h 11m
2 stops
MDW
SOF
17h 40m
2 stops
Depart: Sat Oct 28 2017 Return: Fri Nov 10 2017 Trip spans 14 days
KLM
KLM
SOF
ORD
21h 04m
2 stops
ORD
SOF
17h 50m
2 stops
Depart: Sat Oct 28 2017 Return: Fri Nov 10 2017 Trip spans 14 days
KLM
KLM
SOF
MDW
21h 01m
2 stops
MDW
SOF
17h 40m
2 stops
Depart: Wed Jul 19 2017 Return: Tue Sep 5 2017 Trip spans 49 days
KLM
KLM
SOF
MDW
18h 59m
2 stops
MDW
SOF
19h 05m
2 stops
Depart: Wed Aug 16 2017 Return: Tue Sep 5 2017 Trip spans 21 days
KLM
KLM
SOF
MDW
16h 49m
2 stops
MDW
SOF
19h 05m
2 stops
Depart: Mon Jul 24 2017 Return: Sun Aug 20 2017 Trip spans 28 days
$1037
Select
KLM
KLM
SOF
MDW
25h 34m
2 stops
MDW
SOF
19h 00m
2 stops
Depart: Sat May 27 2017 Return: Sat Jun 10 2017 Trip spans 15 days
$1243
Select
KLM
KLM
SOF
MDW
22h 57m
2 stops
MDW
SOF
19h 36m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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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

Sofia
$518
Destination

Chicago
only $518
only $518