Cheap Flights from London to Chicago, IL from $436

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On Cheapflightsplus.com you will find 17 direct and 412 connecting flights from London to Chicago. You can compare airfare deals from 28 airlines and multiple travel sites from $436, book and save on cheap plane tickets and last minute offers. Also check out LON-CHI flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip London to Chicago Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $436 (one-way), $748 (round-trip).

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Best Flights from London to Chicago Today

Take a look at the list of non stop flights and flights with layovers from London to Chicago with the lowest price of $436. The fastest direct flight takes 8h 25m and the fastest connecting – 11h 10m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $551 Find flight	11:05 London Heathrow	13:50 Chicago O'Hare International	8h 45m	British Airways	BA295
from $638 Find flight	08:30 London Heathrow	11:25 Chicago O'Hare International	8h 55m	United Airlines	UA958
from $853 Find flight	11:05 London Heathrow	13:50 Chicago O'Hare International	8h 45m	Finnair	AY5535
from $436 Find flight	12:40 London Gatwick	19:29 Chicago O'Hare International	12h 49m layover 2h 55m - Toronto	Air Transat	TS123 AC511
from $455 Find flight	08:50 London Heathrow	14:00 Chicago O'Hare International	11h 10m layover 1h 20m - Dublin	Aer Lingus	EI153 EI123
from $442 Find flight	11:35 London Gatwick	19:29 Chicago O'Hare International	13h 54m layover 1h 45m - Montreal 1h 10m - Toronto	Air Transat	TS729 AC489 AC511
from $511 Find flight	10:45 London Gatwick	08:45+1 день Chicago Midway	31h 50m layover 1h 53m - St. John's 14h 45m - Toronto	WestJet	WS53 WS627 PD2387

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on September 15, 2025

Flight Schedule London to Chicago (Illinois)

Full flight schedule will help you in detecting at what time planes fly from London to Chicago. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.

Departure	Flight Details	Flight Duration	Price
07:40 — 14:00	07:40 — 09:00 EI151 Aer Lingus London — Dublin 2h 35m stop 11:35 — 14:00 EI123 Aer Lingus Dublin — Chicago	12h 20m including layover	Find flight from$455
08:30 — 11:25	08:30 — 11:25 UA958 United Airlines London — Chicago	8h 55m	Find flight from$638
08:50 — 14:00	08:50 — 10:15 EI153 Aer Lingus London — Dublin 1h 20m stop 11:30 — 14:00 EI123 Aer Lingus Dublin — Chicago	11h 10m including layover	Find flight from$455
11:05 — 13:50	11:05 — 13:50 BA295 British Airways London — Chicago	8h 45m	Find flight from$551
11:05 — 13:50	11:05 — 13:50 AY5535 Finnair London — Chicago	8h 45m	Find flight from$853
11:05 — 13:50	11:05 — 13:50 IB3634 Iberia London — Chicago	8h 45m	Find flight from$944
11:35 — 19:29	11:35 — 14:15 TS729 Air Transat London — Montreal 1h 45m stop 16:00 — 17:24 AC489 Air Canada Montreal — Toronto 1h 10m stop 18:35 — 19:29 AC511 Air Canada Toronto — Chicago	13h 54m including layover	Find flight from$442
12:15 — 14:40	12:15 — 14:40 BA1544 British Airways London — Chicago	8h 25m	Find flight from$1708
12:40 — 19:29	12:40 — 15:40 TS123 Air Transat London — Toronto 2h 55m stop 18:35 — 19:30 AC511 Air Canada Toronto — Chicago	12h 49m including layover	Find flight from$436
13:10 — 15:55	13:10 — 15:55 BA299 British Airways London — Chicago	8h 45m	Find flight from$592
14:10 — 17:20	14:10 — 17:20 UA928 United Airlines London — Chicago	9h 10m	Find flight from$678
14:25 — 17:00	14:25 — 17:00 BA1546 British Airways London — Chicago	8h 35m	Find flight from$944
14:25 — 17:00	14:25 — 17:00 AY5789 Finnair London — Chicago	8h 35m	Find flight from$1008
15:30 — 18:15	15:30 — 18:15 BA297 British Airways London — Chicago	8h 45m	Find flight from$569
15:30 — 18:15	15:30 — 18:15 AY5537 Finnair London — Chicago	8h 45m	Find flight from$853

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

*Departure and arrival times - local. Updated on September 15, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from London to Chicago depends on and how to choose the most interesting flight option for you.

Distance between London and Chicago is 6353 miles. Time difference between the cities is 6h. Airplanes depart 06:00 to 22:25 from 10 London airports and arrive 06:00 to 22:25 to 7 Chicago airports. Average flight time is 8h 45m.

The fastest flight 8h 25m
Average flight time 8h 45m
The earliest flight 06:00
The latest flight 22:25
Distance 3948 ml

The cheapest months to travel to Chicago are august (from 403 $), october (from 436 $), september (from 455 $).

The most expensive months are february (from 1 914 $), january (from 1 858 $), december (from 924 $).

What is the lowest airfare London to Chicago?

The cheapest plane ticket found by our users is $436. This airfare is for economy class on one-way TS123 flight by Air Transat for October 7, 2025 which leaves Gatwick in London at 12:40 am and arrives at Chicago O'Hare International at 19:29.

Economy class

$436

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Business class

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First class

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Popular Airlines on the Route

The flight London — Chicago is served by 28 regular airlines and 6 low-cost airlines. Most of the flights on this route are operated by Wizz Air UK - 3 departures per week at the price of from $ 757 . And the most expensive tickets are offered by Etihad Airways airline - from $ 16724.

Direct flights

There are 17 nonstop flights on the route. The fastest direct flight is BA1544 by British Airways takes 8h 25m and the cheapest is TS123 by Air Transat for $551.

AY - Finnair

from $853

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IB - Iberia

from $944

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UA - United Airlines

from $638

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LH - Lufthansa

from $1565

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BA - British Airways

from $551

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Connecting Flights

There are 412 flights with layovers on the route. The fastest connecting flight is EI153 by Aer Lingus takes 11h 10m and the cheapest is TS123 by Air Transat for $436.

W9 - Wizz Air UK

from $757

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FI - Icelandair

from $523

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LO - LOT

from $986

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FR - Ryanair

from $552

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UA - United Airlines

from $932

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LX - SWISS International Air Lines

from $2665

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Z0 - Z0

from $538

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SK - SAS

from $2539

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IB - Iberia

from $503

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SN - Brussels Airlines

from $2716

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WS - WestJet

from $511

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AC - Air Canada

from $3030

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Airports

You can fly from London to Chicago from 10 airports (London City, London-Waterloo, Heathrow, Luton, British Rail Terminal, London Biggin Hill, Stansted, Gatwick, Ebbsfleet International Rail St, Stratford International Rail St).

London airports

London City-LCY

from $1987
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London-Waterloo-QQW

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Heathrow-LHR

from $455
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Luton-LTN

from $552
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British Rail Terminal-ZLX

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London Biggin Hill-BQH

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Stansted-STN

from $622
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Gatwick-LGW

from $436
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Ebbsfleet International Rail St-XQE

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Stratford International Rail St-XOF

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Chicago airports

O'Hare International-ORD

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Midway-MDW

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Dupage County-DPA

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Chicago FSS-CHI

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Merrill C Meigs (closed)-CGX

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Pal-Waukee-PWK

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Chicago NAS-NOH

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Airplanes

There are flights to Chicago from London by 28 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top International Destinations from London

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

London — Miami

from $55

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London — Boston

from $75

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London — Los Angeles

from $313

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London — Chicago

from $70

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London — Las Vegas

from $60

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London — Orlando

from $79

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London — Seattle

from $57

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London — San Francisco

from $58

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London — Atlanta

from $69

Find
London — Denver

from $59

Find

How to book a plane ticket yourself?

Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
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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