United Airlines London to Chicago Flights

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Cheapflightsplus.com will find cheap United Airlines flights from London to Chicago. Compare airline ticket prices and book air tickets starting from $543 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 London — Chicago (IL) 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 july: one-way - $543, two-way – $931.

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Cheap Flights from London to Chicago by United Airlines

Look at the list of plane tickets for the most popular direct and connecting flights by United Airlines, their prices start from $543. The fastest nonstop flight takes 8h 55m. The fastest connecting flight — 12h 5m.

Price	Departure	Arrival	Flight Time	Airline	Flight
from $543 Find flight	8:30 am London Heathrow	11:25 am Chicago O'Hare International	8h 55m	United Airlines	UA958
from $543 Find flight	11:05 am London Heathrow	2:10 pm Chicago O'Hare International	9h 5m	United Airlines	UA959
from $545 Find flight	2:10 pm London Heathrow	5:20 pm Chicago O'Hare International	9h 10m	United Airlines	UA928
from $1377 Find flight	4:40 pm London Heathrow	11:15 pm Chicago O'Hare International	12h 35m layover 2h 15m - Washington D.C.	United Airlines	UA925 UA1738
from $1422 Find flight	6:00 pm London Heathrow	7:38 am+1 день Chicago O'Hare International	19h 38m layover 8h 40m - Newark	United Airlines	UA921 UA2164
from $1444 Find flight	5:40 pm London Heathrow	7:59 am+1 день Chicago O'Hare International	20h 19m layover 10h 30m - Toronto	United Airlines	UA8309 UA490
from $1446 Find flight	3:50 pm London Heathrow	10:07 pm Chicago O'Hare International	12h 17m layover 2h 15m - Toronto	United Airlines	UA8219 UA5928
from $1455 Find flight	3:50 pm London Heathrow	10:05 pm Chicago O'Hare International	12h 15m layover 2h 15m - Toronto	United Airlines	UA8219 UA3640
from $1460 Find flight	4:00 pm London Heathrow	11:37 pm Chicago O'Hare International	13h 37m layover 2h 35m - Newark	United Airlines	UA941 UA1308
from $2409 Find flight	4:00 pm London Heathrow	10:05 pm Chicago O'Hare International	12h 5m layover 2h 10m - Toronto	United Airlines	UA8219 UA4808

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*Departure and arrival times are local. Prices are for one-way flights. Information refreshed on 07/02/2025

United Airlines Flight Schedule London to Chicago

Below is a detailed 2025 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	Flight Details	Flight Time	Price
11:05 am — 2:10 pm	11:05 am — 2:10 pm UA959 United Airlines London — Chicago	9h 5m	Find flight from$543
2:10 pm — 5:20 pm	2:10 pm — 5:20 pm UA928 United Airlines London — Chicago	9h 10m	Find flight from$545
3:50 pm — 10:07 pm	3:50 pm — 6:45 pm UA8219 United Airlines London — Toronto 2h 15m stop 9:00 pm — 10:07 pm UA5928 United Airlines Toronto — Chicago	12h 17m including layover	Find flight from$1446
3:50 pm — 10:05 pm	3:50 pm — 6:45 pm UA8219 United Airlines London — Toronto 2h 15m stop 9:00 pm — 10:05 pm UA3640 United Airlines Toronto — Chicago	12h 15m including layover	Find flight from$1455
4:00 pm — 11:37 pm	4:00 pm — 7:20 pm UA941 United Airlines London — Newark 2h 35m stop 9:55 pm — 11:37 pm UA1308 United Airlines Newark — Chicago	13h 37m including layover	Find flight from$1460
4:00 pm — 10:05 pm	4:00 pm — 6:50 pm UA8219 United Airlines London — Toronto 2h 10m stop 9:00 pm — 10:05 pm UA4808 United Airlines Toronto — Chicago	12h 5m including layover	Find flight from$2409
4:40 pm — 11:15 pm	4:40 pm — 8:00 pm UA925 United Airlines London — Washington D.C. 2h 15m stop 10:18 pm — 11:30 pm UA1738 United Airlines Washington D.C. — Chicago	12h 35m including layover	Find flight from$1377
5:40 pm — 7:59 am +1 day	5:40 pm — 8:30 pm UA8309 United Airlines London — Toronto 10h 30m stop 7:00 am — 7:59 am UA490 United Airlines Toronto — Chicago	20h 19m including layover	Find flight from$1444
6:00 pm — 7:38 am +1 day	6:00 pm — 9:20 pm UA921 United Airlines London — Newark 8h 40m stop 6:00 am — 7:38 am UA2164 United Airlines Newark — Chicago	19h 38m including layover	Find flight from$1422
8:30 am — 11:25 am	8:30 am — 11:25 am UA958 United Airlines London — Chicago	8h 55m	Find flight from$543

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times are local. Last updated on 07/02/2025

Flight Information

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

Departures start from 11:05 am to 8:30 am. Nonstop flight is 8h 55m. The time difference between London and Chicago is 6h.

The fastest flight 8h 55m
Average flight time 9h 5m
The earliest flight 11:05 am
The latest flight 8:30 am
Distance 3948 ml

The cheapest months for traveling to Chicago are may (from 686 $), june (from 686 $), october (from 725 $).

The most expensive and popular months are august (from 1 017 $), july (from 725 $), october (from 725 $).

The cheapest flight by United Airlines that our users were able to find is $543. This airfare is economy class on one-way UA958 flight for July 14, 2025 leaving Heathrow in London at 8:30 am, it includes all taxes and additional fees.

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United Airlines Airplanes on the Route

List of the most popular United Airlines airplanes flying from London to Chicago:

Other Popular Airlines on the Route

Besides United Airlines there are other 36 airline carriers between London and Chicago. Please review schedules and prices from the most popular airlines to find the best airfare deals from London to Chicago.

Nonstop flights

There are 25 direct flights every day from London. Airlines and fares are below:

BA - British Airways

from $357

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OS - Austrian Airlines

from $1288

Find
AY - Finnair

from $353

Find
IB - Iberia

from $357

Find
SN - Brussels Airlines

from $2441

Find
LH - Lufthansa

from $1273

Find

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Connecting Flights

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

BA - British Airways

from $285

Find
W9 - Wizz Air UK

from $288

Find
VY - Vueling

from $278

Find
LO - LOT

from $416

Find
FI - Icelandair

from $421

Find
DN - Senegal Airlines

from $379

Find
JU - Air Serbia

from $522

Find
FR - Ryanair

from $228

Find
LX - SWISS International Air Lines

from $312

Find
A1 - G2 Switch Works

from $493

Find
A3 - Aegean Airlines

from $454

Find

See more connecting flights

How to book an air ticket yourself?

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