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

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.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Chicago to London

(Round-trip)
Depart: Wed Nov 23 2016 Return: Sat Nov 26 2016 Trip spans 4 days
Turkish Airlines
Turkish Airlines
ORD
LGW
37h 05m
1 stop
LGW
ORD
37h 55m
1 stop
Depart: Fri Feb 10 2017 Return: Fri Feb 17 2017 Trip spans 8 days
Major Airline
Major Airline
ORD
LHR
7h 50m
nonstop
LHR
ORD
9h 15m
nonstop
Depart: Fri Dec 9 2016 Return: Sun Dec 11 2016 Trip spans 3 days
Icelandair
Icelandair
ORD
LHR
19h 00m
1 stop
LHR
ORD
10h 35m
1 stop
Depart: Sat Mar 25 2017 Return: Wed Mar 29 2017 Trip spans 5 days
SWISS
SWISS
ORD
LCY
54h 55m
2 stops
LCY
ORD
13h 50m
1 stop
Depart: Sun Jan 8 2017 Return: Sun Jan 15 2017 Trip spans 8 days
Austrian Airlines
Austrian Airlines
ORD
LHR
7h 50m
nonstop
LHR
ORD
9h 15m
nonstop
Depart: Wed Mar 1 2017 Return: Fri Mar 10 2017 Trip spans 10 days
United
United
ORD
LHR
7h 50m
nonstop
LHR
ORD
9h 15m
nonstop
Depart: Thu Jan 5 2017 Return: Tue Jan 10 2017 Trip spans 6 days
Virgin Atlantic
Virgin Atlantic
MDW
LHR
12h 35m
1 stop
LHR
MDW
12h 16m
1 stop
Depart: Fri Mar 31 2017 Return: Fri Apr 7 2017 Trip spans 8 days
American Airlines
American Airlines
ORD
LHR
7h 45m
nonstop
LHR
ORD
8h 35m
nonstop
Depart: Tue Dec 20 2016 Return: Sun Jan 1 2017 Trip spans 13 days
Delta
Delta
ORD
LHR
16h 50m
1 stop
LHR
ORD
18h 30m
1 stop
Depart: Tue Jan 31 2017 Return: Wed Feb 8 2017 Trip spans 9 days
Finnair
Finnair
ORD
LHR
7h 35m
nonstop
LHR
ORD
8h 50m
nonstop
Depart: Wed Feb 1 2017 Return: Tue Feb 7 2017 Trip spans 7 days
British Airways
British Airways
ORD
LCY
11h 00m
1 stop
LCY
ORD
12h 35m
1 stop
Depart: Wed Mar 1 2017 Return: Fri Mar 10 2017 Trip spans 10 days
Aer Lingus
Aer Lingus
ORD
LCY
10h 25m
1 stop
LCY
ORD
17h 40m
1 stop
Depart: Fri Sep 30 2016 Return: Wed Oct 5 2016 Trip spans 6 days
KLM
KLM
MDW
LHR
11h 05m
1 stop
LHR
MDW
12h 19m
1 stop
Depart: Thu Nov 24 2016 Return: Sun Nov 27 2016 Trip spans 4 days
Turkish Airlines
Turkish Airlines
ORD
LGW
37h 05m
1 stop
LGW
ORD
37h 55m
1 stop
Depart: Sat Mar 4 2017 Return: Fri Mar 10 2017 Trip spans 7 days
Major Airline
Major Airline
ORD
LHR
7h 35m
nonstop
LHR
ORD
8h 55m
nonstop
Depart: Sat Jan 21 2017 Return: Sun Jan 29 2017 Trip spans 9 days
Austrian Airlines
Austrian Airlines
ORD
LHR
7h 50m
nonstop
LHR
ORD
9h 10m
nonstop
Depart: Fri Mar 10 2017 Return: Sun Mar 19 2017 Trip spans 9 days
United
United
ORD
LHR
7h 50m
nonstop
LHR
ORD
9h 10m
nonstop
Depart: Thu Jan 26 2017 Return: Sun Jan 29 2017 Trip spans 4 days
Turkish Airlines
Turkish Airlines
ORD
LGW
37h 05m
1 stop
LGW
ORD
37h 55m
1 stop
Depart: Sun Feb 26 2017 Return: Fri Mar 10 2017 Trip spans 13 days
Icelandair
Icelandair
ORD
LGW
10h 45m
1 stop
LGW
ORD
10h 45m
1 stop
Depart: Wed Feb 1 2017 Return: Tue Feb 7 2017 Trip spans 7 days
Virgin Atlantic
Virgin Atlantic
MDW
LHR
10h 35m
1 stop
LHR
MDW
14h 05m
1 stop
Direct flights CHI to LON on Delta
Flight # Depart ORD Arrive LHR Sun Mon Tue Wed Thu Fri Sat Valid Between
4389 5:55 pm 7:55 am Oct 3 - Oct 3
4389 5:55 pm 7:55 am Oct 2 - Oct 9
4389 5:55 pm 7:55 am Sep 20 - Sep 30
4389 5:55 pm 7:55 am Oct 10 - Oct 17
* 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.

^ 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 $465
only $497
Destination

London
only $474
only $489
only $465
Airlines Airline reviews

96 travelers who booked a flight from Chicago to London rated their chosen airlines with an average of 7.2.

Overall
7.2
Boarding
7.5
Crew
7.7
Comfort
6.8
Food
6.8
Entertainment
6.6