Find Cheap 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: Mon Nov 13 2017 Return: Mon Nov 20 2017 Trip spans 8 days
KLM
KLM
MDW
LHR
11h 15m
1 stop
LHR
MDW
16h 23m
1 stop
Depart: Mon Nov 13 2017 Return: Mon Nov 20 2017 Trip spans 8 days
Virgin Atlantic
Virgin Atlantic
ORD
LHR
10h 25m
1 stop
LHR
ORD
12h 18m
1 stop
Depart: Tue Sep 19 2017 Return: Thu Sep 28 2017 Trip spans 10 days
Delta
Delta
MDW
LHR
10h 35m
1 stop
LHR
MDW
12h 08m
1 stop
Depart: Tue Oct 31 2017 Return: Mon Nov 6 2017 Trip spans 7 days
Air France
Air France
ORD
LHR
11h 30m
1 stop
LHR
ORD
11h 43m
1 stop
Depart: Thu Oct 26 2017 Return: Fri Nov 3 2017 Trip spans 9 days
Major Airline
Major Airline
ORD
LHR
7h 35m
nonstop
LHR
ORD
8h 50m
nonstop
Depart: Thu Nov 16 2017 Return: Sat Nov 25 2017 Trip spans 10 days
Turkish Airlines
Turkish Airlines
ORD
LHR
17h 45m
1 stop
LHR
ORD
25h 15m
1 stop
Depart: Wed Dec 13 2017 Return: Thu Jan 11 2018 Trip spans 30 days
Icelandair
Icelandair
ORD
LHR
19h 00m
1 stop
LHR
ORD
10h 35m
1 stop
Depart: Tue Dec 26 2017 Return: Mon Jan 8 2018 Trip spans 14 days
SAS
SAS
ORD
LHR
16h 00m
1 stop
LHR
ORD
13h 10m
1 stop
Depart: Sun Jun 25 2017 Return: Mon Jul 3 2017 Trip spans 9 days
Aeromexico
Aeromexico
ORD
LHR
33h 45m
1 stop
LHR
ORD
30h 20m
1 stop
Depart: Fri Dec 1 2017 Return: Sun Dec 3 2017 Trip spans 3 days
KLM
KLM
ORD
LHR
11h 45m
1 stop
LHR
ORD
14h 00m
1 stop
Depart: Wed Nov 1 2017 Return: Wed Nov 15 2017 Trip spans 15 days
Virgin Atlantic
Virgin Atlantic
ORD
LHR
12h 50m
1 stop
LHR
ORD
41h 18m
2 stops
Depart: Wed Nov 1 2017 Return: Wed Nov 15 2017 Trip spans 15 days
Delta
Delta
MDW
LHR
13h 55m
1 stop
LHR
MDW
11h 37m
1 stop
Depart: Sun Aug 20 2017 Return: Tue Aug 29 2017 Trip spans 10 days
Virgin Atlantic
Virgin Atlantic
MDW
LHR
15h 25m
1 stop
LHR
MDW
12h 34m
1 stop
Depart: Mon Sep 11 2017 Return: Mon Sep 18 2017 Trip spans 8 days
KLM
KLM
MDW
LHR
12h 05m
1 stop
LHR
MDW
12h 08m
1 stop
Depart: Sun Dec 3 2017 Return: Sun Dec 10 2017 Trip spans 8 days
Delta
Delta
ORD
LHR
14h 30m
1 stop
LHR
ORD
12h 48m
1 stop
Depart: Sun Dec 17 2017 Return: Thu Dec 28 2017 Trip spans 12 days
$1212
Select
Brussels Airlines
Brussels Airlines
ORD
LHR
7h 55m
nonstop
LHR
ORD
9h 15m
nonstop
Depart: Wed Dec 13 2017 Return: Wed Dec 27 2017 Trip spans 15 days
Air France
Air France
ORD
LHR
11h 45m
1 stop
LHR
ORD
13h 53m
1 stop
Depart: Sun Aug 13 2017 Return: Tue Sep 12 2017 Trip spans 31 days
Virgin Atlantic
Virgin Atlantic
ORD
LHR
10h 22m
1 stop
LHR
ORD
12h 07m
1 stop
Depart: Sun Oct 1 2017 Return: Mon Oct 9 2017 Trip spans 9 days
KLM
KLM
ORD
LHR
10h 00m
1 stop
LHR
ORD
11h 48m
1 stop
Depart: Sun Nov 26 2017 Return: Sat Dec 16 2017 Trip spans 21 days
Turkish Airlines
Turkish Airlines
ORD
LHR
17h 45m
1 stop
LHR
ORD
30h 05m
1 stop
Direct flights CHI to LHR on American Airlines
Flight # Depart ORD Arrive LHR Sun Mon Tue Wed Thu Fri Sat Valid Between
90 9:05 am 10:45 pm Jun 17 - Jul 4
90 9:05 am 10:45 pm Jul 5 - Jul 5
90 9:05 am 10:45 pm Jul 6 - Aug 3
90 9:05 am 10:45 pm Jul 8 - Aug 19
90 9:05 am 10:45 pm Jul 9 - Aug 20
86 5:10 pm 6:50 am Jun 18 - Aug 21
86 5:10 pm 6:50 am Jun 17 - Aug 19
6194 5:30 pm 7:20 am Jun 17 - Oct 27
46 7:25 pm 9:05 am Jun 20 - Aug 16
46 7:25 pm 9:05 am Jun 18 - Aug 21
46 7:25 pm 9:05 am Jun 17 - Aug 19
6196 8:40 pm 10:25 am Jun 17 - Oct 26
6196 8:50 pm 10:35 am Jun 23 - Oct 27
98 10:25 pm 12:05 pm Jun 20 - Jun 28
98 10:25 pm 12:05 pm Jul 2 - Jul 3
98 10:25 pm 12:05 pm Jul 4 - Jul 4
98 10:25 pm 12:05 pm Jul 5 - Aug 16
98 10:25 pm 12:05 pm Jul 6 - Aug 18
98 10:25 pm 12:05 pm Jul 8 - Aug 19
98 10:25 pm 12:05 pm Jun 17 - Jul 1
98 10:25 pm 12:05 pm Jun 19 - Jun 30
* 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.

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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,
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^ The fares displayed in KAYAK ads found on other sites include all taxes and fees for economy class travel and were found by KAYAK users in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.
Airports
Origin

Chicago
only $506
only $506
Destination

London
$506
Airlines Airline reviews

6 travelers who booked a flight from Chicago to London rated their chosen airlines with an average of 8.5.

Overall
8.3
Boarding
9.3
Crew
9.7
Comfort
8.7
Food
7.0
Entertainment
7.7