Cheap flights from London to Chicago

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The best prices from London to Chicago are usually found in February or January, 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)

LON - CHI
Price
£280 - £564
CHI
Temperature
1 - 29 °C
CHI
Rainfall
17 - 109 mm
Popular in July High demand for flights, 34% potential price rise
Cheapest in February Best time to find cheap flights, 24% potential price drop
Round-trip from £280 From London to Chicago
One-way from £163 One-way flight from London to Chicago
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?

Leaving on a Wednesday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 11% on the overall cost on flights from London to Chicago.

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

Travellers have found it’s best to book a flight 61 days in advance to save up to 26% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 61 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from London to Chicago 1-2 weeks in advance for as low as £316, or £372 for flights within the next 24 hours.

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

The best pricing can be found in the month of February. Prices to Chicago from London average £370. You can even find prices in February for less than £370, as users have found deals to Chicago from as low as £247. The month of July appears to be one of the more expensive times to travel to Chicago from London. Flying in the targeted month can save you up to 52%.

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

Unlike in the midday, when flights are generally more expensive, you can save up to 7% on flights from London to Chicago by exploring options for tickets in the evening.

Cheap flights from London to Chicago in August, September 2020

The best prices found for LON to CHI flights in August, September
16 Aug - 23 Aug
£370pp
LGW
London Gatwick
Multiple airlines
     
3 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
     
3 STOPS
LGW
London Gatwick
18 Aug - 13 Sep
£426pp
SEN
London Southend
Multiple airlines
     
3 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
SEN
London Southend
23 Aug - 5 Dec
£437pp
LGW
London Gatwick
Multiple airlines
     
3 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
LGW
London Gatwick

London to Chicago 2020 flight deals

Cheap flights to Chicago from London found for this year
19 Sep - 26 Sep
£343pp
STN
London Stansted
Multiple airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
STN
London Stansted
19 Nov - 24 Nov
£343pp
LGW
London Gatwick
Multiple airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
LGW
London Gatwick
17 Sep - 24 Sep
£346pp
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
3 Nov - 10 Nov
£446pp
LHR
London Heathrow
Multiple airlines
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Lufthansa
Direct
LHR
London Heathrow
3 Nov - 10 Nov
£459pp
LHR
London Heathrow
Multiple airlines
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Finnair
Direct
LHR
London Heathrow
3 Nov - 10 Nov
£463pp
LHR
London Heathrow
Lufthansa
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Lufthansa
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
23 Jul - 22 Dec
£591pp
LHR
London Heathrow
Aer Lingus
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Aer Lingus
 
1 STOP
LHR
London Heathrow
27 Jul - 22 Dec
£605pp
LHR
London Heathrow
Aer Lingus
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Aer Lingus
 
1 STOP
LHR
London Heathrow
24 Jul - 21 Aug
£621pp
LHR
London Heathrow
Multiple airlines
     
3 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
     
3 STOPS
LHR
London Heathrow

One-way flights to Chicago from London

The cheapest one-way flights from London to Chicago
04:15 - 04:57
Multiple Airlines
3 stops
54h 42m
STN - ORD
Multiple Airlines
£125
Kiwi.com
04:25 - 04:57
Multiple Airlines
3 stops
54h 32m
STN - ORD
Multiple Airlines
£138
Kiwi.com
04:25 - 11:16
Multiple Airlines
3 stops
36h 51m
STN - ORD
Multiple Airlines
£142
Kiwi.com

Related info for your journey

Useful info, stats and facts about London to Chicago flights.

Flight FAQs

From London to Chicago

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 £400 on Cheapflights?

Yes, there are multiple flights from London to Chicago for under £400. The cheapest flight booked recently is on Multiple Airlines for just £343, but on average you can expect to pay £370.

Are there direct flights from London to Chicago for under £500 on Cheapflights?

Cheapflights has 20 direct flights from London to Chicago under £500. A good price for a direct flight from London to Chicago is less than £480.

Are there last-minute flights available from London to Chicago for under £600?

There are currently 20+ open flights from London to Chicago within the next 7 days for less than £600.

Is London weather warmer or cooler than Chicago?

Temperatures around the 29 °Cs can be experienced in July. The weather in Chicago is hotter than in London. Plan for potential changes in flight availability as peak weather approaches in this location.

How long does is the flight from London to Chicago?

Departing from London to Chicago will take you 8h 35m. Most flights are nonstop.

What are the cheapest airlines to flying from London to Chicago return?

Flying on TAP AIR PORTUGAL is currently your cheapest option to Chicago, with prices starting at £271. Another option worth looking into is Lufthansa, starting at £301 return. TAP AIR PORTUGAL is 27% cheaper than the average price of flights available within the next 90 days to this destination.

Destination information for Chicago

Things to know before you go. Useful info for your trip from London to Chicago
Today's exchange rate
£1 = $1.31
Average temperature for August in Chicago
28.0 °C
Avg rainfall for August in Chicago
98.0 mm

Airports servicing London

Heathrow (LHR)
Luton (LTN)
Stansted (STN)
City (LCY)
Southend (SEN)

Airports servicing Chicago

Chicago Midway (MDW)
Rockford (RFD)

Hourly flight availability from London to 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
Sunday
12 daily flights
Monday
17 daily flights
Tuesday
11 daily flights
Wednesday
11 daily flights
Thursday
11 daily flights
Friday
12 daily flights
Saturday
12 daily flights
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