Find Cheap 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
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: Thu Sep 21 2017 Return: Wed Sep 27 2017 Trip spans 7 days
WOW air
WOW air
ORD
EDI
10h 40m
1 stop
EDI
ORD
10h 40m
1 stop
Depart: Mon Nov 6 2017 Return: Wed Nov 15 2017 Trip spans 10 days
Icelandair
Icelandair
ORD
LGW
10h 15m
1 stop
LGW
ORD
11h 05m
1 stop
Depart: Tue Sep 12 2017 Return: Tue Sep 19 2017 Trip spans 8 days
Virgin Atlantic
Virgin Atlantic
MDW
LHR
11h 55m
1 stop
LHR
MDW
11h 35m
1 stop
Depart: Sat Sep 23 2017 Return: Wed Oct 4 2017 Trip spans 12 days
Air France
Air France
MDW
LHR
11h 55m
1 stop
LHR
MDW
12h 44m
1 stop
Depart: Mon Oct 30 2017 Return: Mon Nov 13 2017 Trip spans 15 days
British Airways
British Airways
ORD
LHR
7h 30m
nonstop
LHR
ORD
8h 50m
nonstop
Depart: Thu Dec 14 2017 Return: Fri Jan 19 2018 Trip spans 37 days
KLM
KLM
MDW
LHR
11h 15m
1 stop
LHR
MDW
12h 07m
1 stop
Depart: Fri Nov 17 2017 Return: Mon Nov 27 2017 Trip spans 11 days
American Airlines
American Airlines
ORD
LHR
12h 45m
1 stop
LHR
ORD
13h 35m
1 stop
Depart: Fri Nov 17 2017 Return: Mon Nov 27 2017 Trip spans 11 days
Delta
Delta
MDW
LHR
15h 35m
1 stop
LHR
MDW
16h 37m
1 stop
Depart: Wed Dec 6 2017 Return: Tue Dec 12 2017 Trip spans 7 days
Iberia
Iberia
ORD
LTN
32h 45m
2 stops
LTN
ORD
24h 05m
2 stops
Depart: Wed Nov 22 2017 Return: Sun Nov 26 2017 Trip spans 5 days
Turkish Airlines
Turkish Airlines
ORD
BHX
36h 15m
1 stop
BHX
ORD
31h 25m
1 stop
Depart: Fri Dec 1 2017 Return: Sun Dec 3 2017 Trip spans 3 days
SAS
SAS
ORD
MAN
29h 25m
1 stop
MAN
ORD
29h 10m
1 stop
Depart: Fri Feb 9 2018 Return: Sun Feb 18 2018 Trip spans 10 days
Lufthansa
Lufthansa
ORD
BRS
13h 00m
1 stop
BRS
ORD
13h 15m
1 stop
Depart: Thu Oct 26 2017 Return: Sat Nov 4 2017 Trip spans 10 days
United
United
ORD
BRS
16h 31m
2 stops
BRS
ORD
12h 10m
1 stop
Depart: Fri Nov 3 2017 Return: Fri Nov 10 2017 Trip spans 8 days
Aer Lingus
Aer Lingus
ORD
LCY
10h 50m
1 stop
LCY
ORD
13h 15m
1 stop
Depart: Tue Sep 12 2017 Return: Tue Sep 19 2017 Trip spans 8 days
Alitalia
Alitalia
ORD
LCY
18h 55m
2 stops
LCY
ORD
26h 40m
2 stops
Depart: Thu Sep 28 2017 Return: Tue Oct 10 2017 Trip spans 13 days
Thomas Cook Airlines
Thomas Cook Airlines
ORD
MAN
16h 28m
nonstop
MAN
ORD
15h 24m
nonstop
Depart: Mon Oct 23 2017 Return: Tue Oct 31 2017 Trip spans 9 days
WOW air
WOW air
ORD
LGW
10h 45m
1 stop
LGW
ORD
10h 55m
1 stop
Depart: Sun Jan 21 2018 Return: Sat Jan 27 2018 Trip spans 7 days
WOW air
WOW air
ORD
LGW
10h 25m
1 stop
LGW
ORD
26h 00m
1 stop
Depart: Wed Dec 6 2017 Return: Sun Dec 10 2017 Trip spans 5 days
Icelandair
Icelandair
ORD
LGW
10h 15m
1 stop
LGW
ORD
11h 10m
1 stop
Depart: Thu Sep 21 2017 Return: Wed Oct 4 2017 Trip spans 14 days
Virgin Atlantic
Virgin Atlantic
ORD
LHR
18h 19m
1 stop
LHR
ORD
11h 27m
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 $380
only $526
Destination

Bristol
$620
London
only $526
only $602
only $628
only $410
Manchester
$617
Edinburgh
$380
Birmingham
$613