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: Wed Jan 10 2018 Return: Wed Jan 17 2018 Trip spans 8 days
Multiple Airlines
Multiple Airlines
ORD
LHR
23h 05m
2 stops
LHR
ORD
15h 25m
2 stops
Depart: Thu Feb 8 2018 Return: Wed Feb 14 2018 Trip spans 7 days
Icelandair
Icelandair
ORD
LHR
10h 40m
1 stop
LHR
ORD
26h 45m
1 stop
Depart: Mon Mar 26 2018 Return: Fri Apr 20 2018 Trip spans 26 days
Finnair
Finnair
ORD
LHR
7h 45m
nonstop
LHR
ORD
14h 00m
1 stop
Depart: Sat Mar 17 2018 Return: Sat Mar 24 2018 Trip spans 8 days
Aer Lingus
Aer Lingus
ORD
LHR
12h 00m
1 stop
LHR
ORD
11h 20m
1 stop
Depart: Fri Nov 10 2017 Return: Wed Nov 29 2017 Trip spans 20 days
Icelandair
Icelandair
ORD
LHR
10h 40m
1 stop
LHR
ORD
26h 45m
1 stop
Depart: Wed Mar 28 2018 Return: Fri Apr 20 2018 Trip spans 24 days
Finnair
Finnair
ORD
LHR
7h 45m
nonstop
LHR
ORD
14h 00m
1 stop
Depart: Sun Mar 25 2018 Return: Sun Apr 8 2018 Trip spans 15 days
Multiple Airlines
Multiple Airlines
ORD
LHR
7h 45m
nonstop
LHR
ORD
23h 50m
1 stop
Depart: Wed Jan 10 2018 Return: Wed Jan 24 2018 Trip spans 15 days
Icelandair
Icelandair
ORD
LHR
10h 40m
1 stop
LHR
ORD
10h 55m
1 stop
Depart: Mon Mar 26 2018 Return: Sun Apr 1 2018 Trip spans 7 days
Multiple Airlines
Multiple Airlines
ORD
LHR
7h 45m
nonstop
LHR
ORD
23h 50m
1 stop
Depart: Thu Oct 12 2017 Return: Sun Oct 15 2017 Trip spans 4 days
Finnair
Finnair
ORD
LHR
38h 50m
2 stops
LHR
ORD
8h 40m
nonstop
Depart: Sun Jan 14 2018 Return: Mon Jan 22 2018 Trip spans 9 days
Icelandair
Icelandair
ORD
LHR
10h 40m
1 stop
LHR
ORD
10h 55m
1 stop
Depart: Wed Mar 28 2018 Return: Wed Apr 4 2018 Trip spans 8 days
Multiple Airlines
Multiple Airlines
ORD
LHR
7h 50m
nonstop
LHR
ORD
13h 30m
1 stop
Depart: Wed Jan 17 2018 Return: Sat Jan 27 2018 Trip spans 11 days
Icelandair
Icelandair
ORD
LHR
10h 40m
1 stop
LHR
ORD
10h 55m
1 stop
Depart: Sun Mar 25 2018 Return: Tue Apr 17 2018 Trip spans 24 days
Multiple Airlines
Multiple Airlines
ORD
LHR
7h 45m
nonstop
LHR
ORD
23h 45m
1 stop
Depart: Sun Jan 21 2018 Return: Mon Jan 29 2018 Trip spans 9 days
Icelandair
Icelandair
ORD
LHR
10h 40m
1 stop
LHR
ORD
10h 55m
1 stop
Depart: Mon Mar 26 2018 Return: Tue Apr 17 2018 Trip spans 23 days
Multiple Airlines
Multiple Airlines
ORD
LHR
7h 45m
nonstop
LHR
ORD
23h 45m
1 stop
Depart: Mon Oct 2 2017 Return: Thu Nov 2 2017 Trip spans 32 days
Icelandair
Icelandair
ORD
LHR
10h 15m
1 stop
LHR
ORD
26h 45m
1 stop
Depart: Wed Mar 28 2018 Return: Tue Apr 10 2018 Trip spans 14 days
Multiple Airlines
Multiple Airlines
ORD
LHR
7h 45m
nonstop
LHR
ORD
23h 45m
1 stop
Depart: Mon Oct 30 2017 Return: Sun Nov 12 2017 Trip spans 14 days
Icelandair
Icelandair
ORD
LHR
19h 00m
1 stop
LHR
ORD
10h 55m
1 stop
Depart: Sun Nov 5 2017 Return: Sat Nov 11 2017 Trip spans 7 days
Icelandair
Icelandair
ORD
LHR
19h 00m
1 stop
LHR
ORD
10h 55m
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 9:10 am 10:45 pm Sep 11 - Oct 4
90 9:10 am 10:45 pm Oct 8 - Oct 22
90 9:10 am 10:45 pm Oct 5 - Oct 27
90 9:10 am 10:45 pm Oct 7 - Oct 28
86 5:15 pm 6:50 am Sep 2 - Oct 4
86 5:15 pm 6:50 am Oct 5 - Oct 27
86 5:15 pm 6:50 am Oct 8 - Oct 22
6194 5:30 pm 7:20 am Sep 2 - Oct 27
46 7:30 pm 9:05 am Sep 5 - Oct 25
46 7:30 pm 9:05 am Oct 7 - Oct 21
46 7:30 pm 9:05 am Oct 12 - Oct 19
46 7:30 pm 9:05 am Oct 8 - Oct 23
46 7:30 pm 9:05 am Sep 2 - Oct 6
6196 8:40 pm 10:25 am Sep 13 - Oct 26
6196 8:50 pm 10:35 am Sep 8 - Oct 27
98 10:30 pm 12:05 pm Sep 2 - Oct 9
98 10:30 pm 12:05 pm Sep 5 - Sep 27
98 10:30 pm 12:05 pm Oct 3 - Oct 3
98 10:30 pm 12:05 pm Oct 4 - Oct 10
98 10:30 pm 12:05 pm Oct 11 - Oct 11
98 10:30 pm 12:05 pm Oct 12 - Oct 19
98 10:30 pm 12:05 pm Oct 13 - Oct 20
98 10:30 pm 12:05 pm Oct 14 - Oct 16
98 10:30 pm 12:05 pm Oct 17 - Oct 25
98 10:30 pm 12:05 pm Oct 21 - Oct 27
98 10:30 pm 12:05 pm Oct 23 - Oct 23
* 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.

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Airports
Origin

Chicago
$553
Destination

London
$553
Airlines Airline reviews

47 travelers who booked a flight from Chicago to London rated their chosen airlines with an average of 8.0.

Overall
8.0
Boarding
8.3
Crew
8.5
Comfort
7.9
Food
7.5
Entertainment
7.5