Find Deals on Flights from Chicago to United Kingdom

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
Students
under 26
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 United Kingdom

(Round-trip)
Depart: Fri Feb 3 2017 Return: Sun Feb 5 2017 Trip spans 3 days
Aer Lingus
Aer Lingus
ORD
LHR
12h 10m
1 stop
LHR
ORD
13h 15m
1 stop
Depart: Sat Mar 25 2017 Return: Tue Mar 28 2017 Trip spans 4 days
Turkish Airlines
Turkish Airlines
ORD
EDI
35h 20m
1 stop
EDI
ORD
36h 55m
1 stop
Depart: Fri Feb 3 2017 Return: Sat Feb 11 2017 Trip spans 9 days
Major Airline
Major Airline
ORD
LHR
12h 05m
1 stop
LHR
ORD
31h 49m
1 stop
Depart: Tue May 9 2017 Return: Wed May 10 2017 Trip spans 2 days
Thomas Cook Airlines
Thomas Cook Airlines
ORD
MAN
12h 28m
1 stop
MAN
ORD
12h 19m
1 stop
Depart: Fri May 5 2017 Return: Mon May 8 2017 Trip spans 4 days
British Airways
British Airways
ORD
LHR
30h 50m
1 stop
LHR
ORD
12h 40m
1 stop
Depart: Sat Jan 28 2017 Return: Mon Feb 6 2017 Trip spans 10 days
Virgin Atlantic
Virgin Atlantic
MDW
LHR
11h 05m
1 stop
LHR
MDW
12h 20m
1 stop
Depart: Thu Jun 1 2017 Return: Mon Jun 5 2017 Trip spans 5 days
Finnair
Finnair
ORD
LHR
53h 15m
2 stops
LHR
ORD
8h 55m
nonstop
Depart: Wed May 17 2017 Return: Sun May 21 2017 Trip spans 5 days
Icelandair
Icelandair
ORD
LHR
18h 40m
1 stop
LHR
ORD
27h 05m
1 stop
Depart: Tue Feb 14 2017 Return: Wed Mar 1 2017 Trip spans 16 days
Delta
Delta
MDW
LGW
21h 00m
2 stops
LGW
MDW
26h 53m
2 stops
Depart: Wed Apr 26 2017 Return: Mon May 8 2017 Trip spans 13 days
KLM
KLM
MDW
LHR
10h 35m
1 stop
LHR
MDW
11h 25m
1 stop
Depart: Sat Jul 22 2017 Return: Sun Aug 13 2017 Trip spans 23 days
Air Canada
Air Canada
ORD
GLA
12h 30m
1 stop
GLA
ORD
14h 30m
1 stop
Depart: Sat Jan 28 2017 Return: Mon Jan 30 2017 Trip spans 3 days
Aer Lingus
Aer Lingus
ORD
LHR
12h 10m
1 stop
LHR
ORD
11h 30m
1 stop
Depart: Thu Mar 9 2017 Return: Sun Mar 12 2017 Trip spans 4 days
Turkish Airlines
Turkish Airlines
ORD
BHX
36h 15m
1 stop
BHX
ORD
37h 40m
1 stop
Depart: Sat Feb 4 2017 Return: Mon Feb 6 2017 Trip spans 3 days
Aer Lingus
Aer Lingus
ORD
LGW
12h 55m
1 stop
LGW
ORD
11h 20m
1 stop
Depart: Fri Feb 10 2017 Return: Thu Feb 16 2017 Trip spans 7 days
Major Airline
Major Airline
ORD
LGW
30h 00m
1 stop
LGW
ORD
38h 35m
1 stop
Depart: Tue Feb 7 2017 Return: Fri Feb 17 2017 Trip spans 11 days
Virgin Atlantic
Virgin Atlantic
MDW
LHR
12h 30m
1 stop
LHR
MDW
14h 15m
1 stop
Depart: Fri Jul 7 2017 Return: Mon Jul 10 2017 Trip spans 4 days
$1135
Select
Alitalia
Alitalia
ORD
LCY
13h 20m
1 stop
LCY
ORD
31h 45m
2 stops
Depart: Fri Jan 27 2017 Return: Sun Jan 29 2017 Trip spans 3 days
$1137
Select
airberlin
airberlin
ORD
SOU
17h 15m
2 stops
SOU
ORD
25h 20m
2 stops
Depart: Fri Feb 17 2017 Return: Mon Feb 20 2017 Trip spans 4 days
Turkish Airlines
Turkish Airlines
ORD
EDI
35h 55m
1 stop
EDI
ORD
36h 40m
1 stop
Depart: Sat Jan 28 2017 Return: Mon Jan 30 2017 Trip spans 3 days
Aer Lingus
Aer Lingus
ORD
LGW
10h 55m
1 stop
LGW
ORD
11h 20m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

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.

We compile tonnes of data for you
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
only $480
only $563
Destination

Southampton
$1137
London
only $480
only $1135
only $481
Manchester
$545
Glasgow
$857
Edinburgh
$503
Birmingham
$509