Cheap flights from London to Chicago

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London (LON)
Chicago (CHI)
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The best prices from London to Chicago are usually found in October or February, booked 60 days in advance, depart on a Thursday or Tuesday and return on a Sunday

How to find the cheapest flight from
London (LON) to Chicago (CHI)

All the information you need to plan the best LON to CHI flight in 2021: compare London to Chicago flight prices with the expected peak season, weather and rainfall in Chicago.
LON - CHI
Price
£306 - £490
CHI
Temperature
-5 - 23 °C
CHI
Precipitation
43 - 125 mm

Popular in

July

High demand for flights, 25% potential price rise

Cheapest in

October

Best time to find cheap flights, 16% potential price drop

Round-trip from

$306

From London All airports (LON) to Chicago All airports (CHI)

One-way from

£152

One-way flight from London All airports (LON) to Chicago All airports (CHI)

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly return from London to Chicago?

Flying to your destination on a Saturday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Chicago. Check prices with Cheapflights to find a great deal for your trip.

How far in advance should I book a flight from London to Chicago?

Users have found that booking a flight from London to Chicago at least 61 days early can save you up to 32% on average compared to booking a flight this week. If booking 61 days before your flight isn’t an option for you, users have found flights from London to Chicago for as little as £391 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £473 for flights departing within the next 3 days.

What is the cheapest month to fly from London to Chicago?

October can be a great time to fly to Chicago from London with a flight ticket averaging about £366. Cheapflights users have found deals in the month of October for as cheap as £257. The most expensive prices can be found in the month of July.

When is the cheapest time to fly from London to Chicago (LON - CHI)?

It’s typically best to fly out from London to Chicago in the afternoon. Doing so could potentially save you 18% on the flight price compared to flying at midday, which is usually more expensive.

Cheap flights from London to Chicago in September, October 2021

The best prices found for LON to CHI flights in September, October
30 Oct - 7 Nov
£221pp
STN
London Stansted
Multiple airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
STN
London Stansted
7 Oct - 14 Oct
£285pp
STN
London Stansted
Multiple airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
STN
London Stansted
25 Oct - 8 Nov
£295pp
LHR
London Heathrow
Brussels Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Brussels Airlines
 
1 STOP
LHR
London Heathrow

London to Chicago 2021 flight deals

Cheap flights to Chicago from London found for this year
17 Nov - 21 Nov
£193pp
LTN
London Luton
Multiple airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
LTN
London Luton
1 Dec - 8 Dec
£193pp
LTN
London Luton
Multiple airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
LTN
London Luton
23 Nov - 28 Nov
£194pp
STN
London Stansted
Multiple airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
STN
London Stansted

Direct flights to Chicago from London

Save time with London to Chicago direct flight deals
23 Feb - 28 Feb
£311pp
LHR
London Heathrow
Brussels Airlines
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Brussels Airlines
Direct
LHR
London Heathrow
23 Feb - 1 Mar
£314pp
LHR
London Heathrow
Brussels Airlines
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Brussels Airlines
Direct
LHR
London Heathrow
23 Feb - 7 Mar
£318pp
LHR
London Heathrow
Brussels Airlines
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Brussels Airlines
Direct
LHR
London Heathrow

Last-minute flights from London to Chicago

Late deals on return flights to Chicago from London, departing today and this week
29 Sep - 2 Mar
£358pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
29 Sep - 6 Mar
£358pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
3 Oct - 31 Oct
£360pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow

One-way flights to Chicago from London

The cheapest one-way flights from London to Chicago
04:25 - 06:34
Multiple Airlines
2 stops
32h 09m
STN - ORD
Multiple Airlines
£152
Kiwi.com
04:15 - 13:25
Multiple Airlines
2 stops
39h 10m
STN - ORD
Multiple Airlines
£174
Combigo
10:15 - 13:25
Multiple Airlines
2 stops
33h 10m
LTN - ORD
Multiple Airlines
£178
Combigo

Related info for your journey

Useful info, stats and facts about <span class="emphasized">London</span> to <span class="emphasized">Chicago</span> flights.

Flight FAQs

From London to Chicago

Which airlines flying from London to Chicago have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like British Airways, United Airlines, and Finnair flying from London to Chicago have implemented new flexible cancellation policies.

Are flight prices decreasing from London to Chicago due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both London and Chicago for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from London to Chicago for under £200 on Cheapflights?

Yes, there are multiple flights from London to Chicago for under £200. The cheapest flight booked recently is on Multiple Airlines for just £193, but on average you can expect to pay £199.

Are there direct flights from London to Chicago for under £400 on Cheapflights?

Cheapflights has 20 direct flights from London to Chicago under £400. A good price for a direct flight from London to Chicago is less than £341.

Are there last-minute flights available from London to Chicago for under £400?

There are currently 20+ open flights from London to Chicago within the next 7 days for less than £400.

What are the cheapest flights from London to Chicago?

While on average a flight from London to Chicago is generally £959, our data shows the cheapest flight currently is £234. When looking at the most popular route, (London Heathrow - Chicago O'Hare Intl), you can expect to pay £248 for that flight.

What are the most reliable airlines from London to Chicago?

Before booking your flight to Chicago from London, have a look at the most reliable airlines to get you to your destination on time: Qatar Airways (98%), EL AL (98%), Gulf Air( 98%).

What are the most popular routes from London to Chicago?

The most popular flight routes from London to Chicago are London Heathrow - Chicago O'Hare Intl, London Gatwick - Chicago O'Hare Intl and London City - Chicago O'Hare Intl.

What are the most popular airlines that fly from London to Chicago?

Before booking your flight from London to Chicago, check out the most popular airlines for this route: American Airlines, Air Canada or Air France.

COVID Restrictions

View COVID Travel Restrictions for Chicago, IL

Do I need a COVID test to fly to Chicago from London?

Information is based on travel restrictions from London to Chicago

Most visitors from London will not be allowed to enter Chicago.

COVID-19 testing requirements
Visitors from London must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Chicago.

Quarantine requirements
Visitors from London are not required to quarantine after entering Chicago.

Do I need a test to fly back to London from Chicago?

Returning to London from Chicago

COVID-19 testing requirements
Visitors from Chicago must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to London.

Quarantine requirements
Visitors from Chicago are not required to quarantine after entering London.

Hide COVID Travel Restrictions for Chicago, IL

Destination information for Chicago

Things to know before you go - useful duration and weather info for your trip from London to Chicago.
Today's exchange rate
£1 = $1.37
Average temperature for September in Chicago
25.0 °C
Avg rainfall for September in Chicago
60.0 mm

Airports servicing London

Gatwick (LGW)
Stansted (STN)
London City (LCY)
Luton (LTN)
Southend (SEN)

Airports servicing Chicago

Midway (MDW)
Rockford (RFD)

Top 10 airlines flying from London to Chicago

The chart below displays the airlines Cheapflights users travelling from London to Chicago choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Norwegian Air UK
£221 £433 No cancel fee N/A
Search Norwegian Air UK flights
British Airways
£232 £385 No cancel fee 70%
Search British Airways flights
United Airlines
£235 £392 No cancel fee 69%
Search United Airlines flights
American Airlines
£239 £418 No cancel fee 71%
Search American Airlines flights
Delta
£242 £429 No cancel fee N/A
Search Delta flights
Norwegian
£252 £381 No cancel fee 74%
Search Norwegian flights
Virgin Atlantic
£253 £387 No cancel fee 72%
Search Virgin Atlantic flights
Lufthansa
£255 £430 No cancel fee 76%
Search Lufthansa flights
Brussels Airlines
£258 £382 No cancel fee N/A
Search Brussels Airlines flights
Air Canada
£258 £364 No cancel fee 67%
Search Air Canada flights

Hourly flight availability from London to Chicago

See what time of day planes typically take off from London towards Chicago.
Morning 6 AM to midday 77% of LON to US-CHI departures
Afternoon Midday to 6 PM 22% of LON to US-CHI departures
Early morning Midnight to 6 AM 1% of LON to US-CHI departures
Evening 6 PM to midnight 0% of LON to US-CHI departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from London to Chicago
See how many times per day planes take to the skies headed from London to Chicago.
Sunday
23 daily flights
Monday
23 daily flights
Tuesday
22 daily flights
Wednesday
23 daily flights
Thursday
23 daily flights
Friday
23 daily flights
Saturday
17 daily flights
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