United Airlines Chicago to London Flights

Return flight: London – Chicago

Cheapflightsplus.com will find cheap United Airlines flights from Chicago to London. Compare airline ticket prices and book air tickets starting from $520 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of United Airlines, arrivals and departure details below.

Find Cheap Airfare Chicago (IL) — London by United Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in may: one-way - $520, two-way – $892.
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Below is a detailed 2024 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.
Departure Arrival Flight Details Flight Time Price
4:45 pm — 6:45 am
+1 day
4:45 pm — 6:45 am UA929 United Airlines
Chicago — London
8h
Find flight
from$661
6:55 pm — 9:00 am
+1 day
6:55 pm — 9:00 am UA931 United Airlines
Chicago — London
8h 5m
Find flight
from$661
9:15 pm — 11:25 am
+1 day
9:15 pm — 11:25 am UA938 United Airlines
Chicago — London
8h 10m
Find flight
from$661
10:00 am — 6:20 am
+1 day
10:00 am — 1:13 pm UA1581 United Airlines
Chicago — New York
5h 7m stop
6:20 pm — 6:20 am Z0702 Z0
New York — London
14h 20m
including layover
Find flight
from$630
1:10 pm — 5:55 am
+1 day
1:10 pm — 4:07 pm UA1226 United Airlines
Chicago — Washington D.C.
1h 23m stop
5:30 pm — 5:55 am UA918 United Airlines
Washington D.C. — London
10h 45m
including layover
Find flight
from$655
1:10 pm — 6:55 am
+1 day
1:10 pm — 4:07 pm UA1226 United Airlines
Chicago — Washington D.C.
2h 28m stop
6:35 pm — 6:55 am Z0741 Z0
Washington D.C. — London
11h 45m
including layover
Find flight
from$740
2:17 pm — 7:10 am
+1 day
2:17 pm — 5:45 pm UA2138 United Airlines
Chicago — Newark
1h 15m stop
7:00 pm — 7:10 am UA14 United Airlines
Newark — London
10h 53m
including layover
Find flight
from$678
2:17 pm — 8:20 am
+1 day
2:17 pm — 5:45 pm UA2138 United Airlines
Chicago — Newark
2h 15m stop
8:00 pm — 8:20 am UA904 United Airlines
Newark — London
12h 3m
including layover
Find flight
from$681
3:50 pm — 11:50 am
+1 day
3:50 pm — 6:26 pm UA8308 United Airlines
Chicago — Toronto
5h 14m stop
11:40 pm — 11:50 am UA8412 United Airlines
Toronto — London
14h
including layover
Find flight
from$700
6:05 am — 6:20 am
+1 day
6:05 am — 9:15 am UA1128 United Airlines
Chicago — New York
9h 5m stop
6:20 pm — 6:20 am Z0702 Z0
New York — London
18h 15m
including layover
Find flight
from$620
7:10 am — 6:20 am
+1 day
7:10 am — 10:23 am UA659 United Airlines
Chicago — New York
7h 57m stop
6:20 pm — 6:20 am Z0702 Z0
New York — London
17h 10m
including layover
Find flight
from$620
9:18 pm — 8:45 am
+2 days
9:18 pm — 0:45 am UA1478 United Airlines
Chicago — Boston
20h 15m stop
9:00 pm — 8:45 am Z0751 Z0
Boston — London
29h 27m
including layover
Find flight
from$574
10:48 am — 7:30 pm
+1 day
10:48 am — 2:10 pm UA2455 United Airlines
Chicago — Newark
9h stop
11:10 pm — 12:25 pm TX6721 Air Caraibes
Newark — Paris
7h stop
7:25 pm — 7:30 pm VY8946 Vueling
Paris — London
26h 42m
including layover
Find flight
from$755
11:51 am — 7:30 pm
+1 day
11:51 am — 3:10 pm UA2471 United Airlines
Chicago — Newark
8h stop
11:10 pm — 12:25 pm TX6721 Air Caraibes
Newark — Paris
7h stop
7:25 pm — 7:30 pm VY8946 Vueling
Paris — London
25h 39m
including layover
Find flight
from$633
11:51 am — 6:00 pm
+1 day
11:51 am — 3:10 pm UA2471 United Airlines
Chicago — Newark
8h stop
11:10 pm — 12:25 pm TX6721 Air Caraibes
Newark — Paris
5h 30m stop
5:55 pm — 6:00 pm EC8410 East African Airways
Paris — London
24h 9m
including layover
Find flight
from$649
12:55 pm — 7:30 pm
+1 day
12:55 pm — 4:25 pm UA1363 United Airlines
Chicago — Newark
6h 45m stop
11:10 pm — 12:25 pm TX6721 Air Caraibes
Newark — Paris
7h stop
7:25 pm — 7:30 pm VY8946 Vueling
Paris — London
24h 35m
including layover
Find flight
from$617
12:55 pm — 6:00 pm
+1 day
12:55 pm — 4:25 pm UA1363 United Airlines
Chicago — Newark
6h 45m stop
11:10 pm — 12:25 pm TX6721 Air Caraibes
Newark — Paris
5h 30m stop
5:55 pm — 6:00 pm EC8410 East African Airways
Paris — London
23h 5m
including layover
Find flight
from$634
4:00 pm — 7:30 pm
+1 day
4:00 pm — 7:30 pm UA2690 United Airlines
Chicago — Newark
3h 40m stop
11:10 pm — 12:25 pm TX6721 Air Caraibes
Newark — Paris
7h stop
7:25 pm — 7:30 pm VY8946 Vueling
Paris — London
21h 30m
including layover
Find flight
from$644
4:30 pm — 7:35 pm
+1 day
4:30 pm — 7:43 pm UA1671 United Airlines
Chicago — New York
4h 12m stop
11:55 pm — 1:00 pm N02 N0
New York — Oslo
5h 30m stop
6:30 pm — 7:35 pm RK1393 RK
Oslo — London
21h 5m
including layover
Find flight
from$659
5:00 pm — 7:30 pm
+1 day
5:00 pm — 8:30 pm UA1245 United Airlines
Chicago — Newark
2h 40m stop
11:10 pm — 12:25 pm BF721 Bluebird Cargo
Newark — Paris
7h stop
7:25 pm — 7:30 pm VY8946 Vueling
Paris — London
20h 30m
including layover
Find flight
from$624
5:00 pm — 6:00 pm
+1 day
5:00 pm — 8:30 pm UA1245 United Airlines
Chicago — Newark
2h 40m stop
11:10 pm — 12:25 pm BF721 Bluebird Cargo
Newark — Paris
5h 30m stop
5:55 pm — 6:00 pm U28410 EasyJet
Paris — London
19h
including layover
Find flight
from$635
6:05 am — 7:30 pm
+1 day
6:05 am — 9:15 am UA1128 United Airlines
Chicago — Newark
13h 55m stop
11:10 pm — 12:25 pm TX6721 Air Caraibes
Newark — Paris
7h stop
7:25 pm — 7:30 pm VY8946 Vueling
Paris — London
31h 25m
including layover
Find flight
from$633
7:00 am — 6:20 am
+1 day
7:00 am — 9:50 am UA614 United Airlines
Chicago — Washington D.C.
2h 35m stop
12:25 pm — 1:58 pm UA6099 United Airlines
Washington D.C. — New York
4h 22m stop
6:20 pm — 6:20 am Z0702 Z0
New York — London
17h 20m
including layover
Find flight
from$536
8:53 am — 6:00 pm
+1 day
8:53 am — 12:13 pm UA1497 United Airlines
Chicago — Newark
10h 57m stop
11:10 pm — 12:25 pm TX6721 Air Caraibes
Newark — Paris
5h 30m stop
5:55 pm — 6:00 pm EC8410 East African Airways
Paris — London
27h 7m
including layover
Find flight
from$772
8:53 am — 5:05 pm
+1 day
8:53 am — 12:13 pm UA1497 United Airlines
Chicago — Newark
10h 57m stop
11:10 pm — 12:25 pm TX6721 Air Caraibes
Newark — Paris
4h 35m stop
5:00 pm — 5:05 pm U28406 EasyJet
Paris — London
26h 12m
including layover
Find flight
from$772
9:18 pm — 10:30 am
+2 days
9:18 pm — 0:45 am UA1478 United Airlines
Chicago — Boston
18h 30m stop
7:15 pm — 4:40 am OG112 Air Onix
Boston — Reykjavik
1h 50m stop
6:30 am — 10:30 am OG800 Air Onix
Reykjavik — London
31h 12m
including layover
Find flight
from$520
*Departure and arrival times are local. Last updated on 04/23/2024

Flight Information

There are 3 flights by United Airlines from Chicago to London every week with departures from Chicago FSS, Midway, O'Hare International, Chicago NAS, Merrill C Meigs (closed), Dupage County, Pal-Waukee. All flights arrive at Gatwick, London City, Heathrow, Luton, Stansted, Stratford International Rail St, Ebbsfleet International Rail St, London Biggin Hill, London-Waterloo, British Rail Terminal.

Departures start from 10:00 am to 9:30 pm. Nonstop flight is 8h. The time difference between Chicago and London is 6h.

  • The fastest flight 8h
  • Average flight time 8h 5m
  • The earliest flight 10:00 am
  • The latest flight 9:30 pm
  • Distance 3948 ml

The cheapest months for traveling to London are october (from 520 $).

The cheapest flight by United Airlines that our users were able to find is $520. This airfare is economy class on one-way UA1478 flight for October 13, 2023 leaving O'Hare International in Chicago at 9:18 pm, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

Besides United Airlines there are other 9 airline carriers between Chicago and London. Please review schedules and prices from the most popular airlines to find the best airfare deals from Chicago to London.

Nonstop flights

There are 8 direct flights every day from Chicago. Airlines and fares are below:

  • AA - American Airlines
    from $398
    Find
  • AY - Finnair
    from $309
    Find
  • IB - Iberia
    from $277
    Find
  • BA - British Airways
    from $405
    Find
See more direct flights

Connecting Flights

List of flights with layovers (1 and more stops):

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  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

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