Find Cheap Flights from Chicago O'Hare International to Europe

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 Europe

(Round-trip)
Depart: Tue Aug 15 2017 Return: Tue Aug 22 2017 Trip spans 8 days
WOW air
WOW air
ORD
KEF
6h 20m
nonstop
KEF
ORD
6h 40m
nonstop
Depart: Sun Sep 3 2017 Return: Sun Sep 10 2017 Trip spans 8 days
Major Airline
Major Airline
ORD
KEF
6h 05m
nonstop
KEF
ORD
6h 30m
nonstop
Depart: Fri Oct 6 2017 Return: Fri Oct 20 2017 Trip spans 15 days
Finnair
Finnair
ORD
DUB
7h 10m
nonstop
DUB
ORD
14h 30m
1 stop
Depart: Mon Oct 2 2017 Return: Thu Oct 12 2017 Trip spans 11 days
Icelandair
Icelandair
ORD
KEF
6h 05m
nonstop
KEF
ORD
6h 30m
nonstop
Depart: Sun Sep 3 2017 Return: Sun Sep 10 2017 Trip spans 8 days
SAS
SAS
ORD
CPH
8h 15m
nonstop
CPH
ORD
26h 40m
1 stop
Depart: Thu Sep 28 2017 Return: Wed Oct 11 2017 Trip spans 14 days
American Airlines
American Airlines
ORD
DUB
7h 10m
nonstop
DUB
ORD
8h 00m
nonstop
Depart: Sun Aug 27 2017 Return: Tue Sep 5 2017 Trip spans 10 days
Air Canada
Air Canada
ORD
CPH
15h 50m
2 stops
CPH
ORD
12h 54m
1 stop
Depart: Mon Oct 9 2017 Return: Sat Oct 21 2017 Trip spans 13 days
British Airways
British Airways
ORD
DUB
7h 10m
nonstop
DUB
ORD
8h 00m
nonstop
Depart: Fri Sep 22 2017 Return: Mon Oct 2 2017 Trip spans 11 days
Turkish Airlines
Turkish Airlines
ORD
AMS
17h 35m
1 stop
AMS
ORD
25h 25m
1 stop
Depart: Tue Aug 29 2017 Return: Fri Sep 15 2017 Trip spans 18 days
Lufthansa
Lufthansa
ORD
OSL
16h 45m
1 stop
OSL
ORD
13h 55m
1 stop
Depart: Tue Aug 8 2017 Return: Tue Aug 29 2017 Trip spans 22 days
WOW air
WOW air
ORD
KEF
6h 20m
nonstop
KEF
ORD
6h 40m
nonstop
Depart: Sun Jun 25 2017 Return: Thu Jun 29 2017 Trip spans 5 days
KLM
KLM
ORD
KEF
8h 21m
1 stop
KEF
ORD
18h 47m
1 stop
Depart: Mon Jun 26 2017 Return: Thu Jul 6 2017 Trip spans 11 days
Delta
Delta
ORD
KEF
8h 21m
1 stop
KEF
ORD
13h 14m
1 stop
Depart: Thu Sep 28 2017 Return: Mon Oct 9 2017 Trip spans 12 days
United
United
ORD
IST
13h 45m
1 stop
IST
ORD
14h 15m
1 stop
Depart: Tue Dec 19 2017 Return: Sat Dec 30 2017 Trip spans 12 days
Aer Lingus
Aer Lingus
ORD
DUB
7h 15m
nonstop
DUB
ORD
8h 40m
nonstop
Depart: Mon Oct 30 2017 Return: Sun Nov 19 2017 Trip spans 21 days
airberlin
airberlin
ORD
KRK
15h 45m
1 stop
KRK
ORD
12h 40m
1 stop
Depart: Mon Sep 18 2017 Return: Thu Sep 28 2017 Trip spans 11 days
Qatar Airways
Qatar Airways
ORD
SOF
39h 30m
1 stop
SOF
ORD
33h 10m
1 stop
Depart: Tue Aug 22 2017 Return: Tue Aug 29 2017 Trip spans 8 days
WOW air
WOW air
ORD
KEF
6h 20m
nonstop
KEF
ORD
6h 40m
nonstop
Depart: Thu Nov 16 2017 Return: Sat Nov 25 2017 Trip spans 10 days
SWISS
SWISS
ORD
ATH
21h 25m
1 stop
ATH
ORD
33h 55m
1 stop
Depart: Wed Nov 22 2017 Return: Fri Dec 1 2017 Trip spans 10 days
Major Airline
Major Airline
ORD
KEF
13h 00m
1 stop
KEF
ORD
29h 20m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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We’re not the seller.
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.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Chicago
$277
Destination

Copenhagen
$462
Reykjavik
$277
Oslo
$552
Amsterdam
$543
Krakow
$649
Sofia
$659
Dublin
$341
Athens
$667
Istanbul
$624