Find Deals on Flights from Chicago to London Heathrow (CHI - LHR)

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 to London Heathrow

(Round-trip)
Depart: Sat May 14 2016 Return: Fri May 20 2016 Trip spans 7 days
Major Airline
Major Airline
ORD
LHR
7h 50m
nonstop
LHR
ORD
8h 30m
nonstop
Depart: Tue May 3 2016 Return: Thu May 5 2016 Trip spans 3 days
Air Canada
Air Canada
ORD
LHR
14h 45m
2 stops
LHR
ORD
14h 35m
2 stops
Depart: Sat May 21 2016 Return: Mon May 23 2016 Trip spans 3 days
KLM
KLM
MDW
LHR
19h 13m
1 stop
LHR
MDW
14h 00m
2 stops
Depart: Tue May 24 2016 Return: Fri Jun 10 2016 Trip spans 18 days
British Airways
British Airways
ORD
LHR
7h 50m
nonstop
LHR
ORD
8h 50m
nonstop
Depart: Thu May 12 2016 Return: Tue May 24 2016 Trip spans 13 days
American Airlines
American Airlines
ORD
LHR
7h 50m
nonstop
LHR
ORD
8h 50m
nonstop
Depart: Fri May 20 2016 Return: Mon May 23 2016 Trip spans 4 days
United
United
ORD
LHR
8h 00m
nonstop
LHR
ORD
9h 05m
nonstop
Depart: Mon May 16 2016 Return: Fri Jun 10 2016 Trip spans 26 days
Delta
Delta
MDW
LHR
12h 30m
1 stop
LHR
MDW
12h 24m
1 stop
Depart: Sun Jul 31 2016 Return: Sat Sep 24 2016 Trip spans 56 days
Aer Lingus
Aer Lingus
ORD
LHR
10h 15m
1 stop
LHR
ORD
22h 45m
1 stop
Depart: Tue Jun 14 2016 Return: Sun Jun 26 2016 Trip spans 13 days
Brussels Airlines
Brussels Airlines
ORD
LHR
8h 00m
nonstop
LHR
ORD
8h 40m
nonstop
Depart: Wed May 4 2016 Return: Tue May 10 2016 Trip spans 7 days
Finnair
Finnair
ORD
LHR
7h 45m
nonstop
LHR
ORD
8h 50m
nonstop
Depart: Sat Sep 3 2016 Return: Sun Sep 11 2016 Trip spans 9 days
Air France
Air France
MDW
LHR
16h 28m
1 stop
LHR
MDW
12h 09m
1 stop
Depart: Wed Sep 21 2016 Return: Wed Oct 5 2016 Trip spans 15 days
$1041
Select
Virgin Atlantic
Virgin Atlantic
MDW
LHR
10h 50m
1 stop
LHR
MDW
11h 16m
1 stop
Depart: Mon Jul 25 2016 Return: Mon Aug 8 2016 Trip spans 15 days
$1167
Select
SAS
SAS
ORD
LHR
11h 55m
1 stop
LHR
ORD
17h 55m
1 stop
Depart: Tue Aug 30 2016 Return: Mon Sep 5 2016 Trip spans 7 days
$1262
Select
Austrian Airlines
Austrian Airlines
ORD
LHR
8h 10m
nonstop
LHR
ORD
8h 40m
nonstop
Depart: Thu Sep 1 2016 Return: Fri Sep 2 2016 Trip spans 2 days
Major Airline
Major Airline
ORD
LHR
9h 25m
1 stop
LHR
ORD
12h 25m
1 stop
Depart: Sat Jul 23 2016 Return: Mon Aug 1 2016 Trip spans 10 days
$1425
Select
Iberia
Iberia
ORD
LHR
7h 50m
nonstop
LHR
ORD
8h 55m
nonstop
Depart: Wed May 25 2016 Return: Wed Jun 8 2016 Trip spans 15 days
British Airways
British Airways
ORD
LHR
7h 50m
nonstop
LHR
ORD
8h 50m
nonstop
Depart: Thu Sep 22 2016 Return: Mon Oct 3 2016 Trip spans 12 days
Air Canada
Air Canada
ORD
LHR
15h 25m
1 stop
LHR
ORD
11h 39m
1 stop
Depart: Wed Oct 5 2016 Return: Wed Oct 12 2016 Trip spans 8 days
American Airlines
American Airlines
ORD
LHR
12h 20m
1 stop
LHR
ORD
8h 35m
nonstop
Depart: Mon Oct 3 2016 Return: Mon Oct 17 2016 Trip spans 15 days
KLM
KLM
MDW
LHR
10h 30m
1 stop
LHR
MDW
11h 35m
1 stop
Direct flights CHI to LHR on Delta
Flight # Depart ORD Arrive LHR Sun Mon Tue Wed Thu Fri Sat Valid Between
4389 5:55 pm 7:55 am Apr 28 - Oct 17
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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

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

We aggregate tons 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 don'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
only $630
only $665
Destination

London
$630