Cheap flights from Chicago (CHI) to London (LON)

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The best prices from Chicago to London are usually found in April or September, booked 60 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

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

All the information you need to plan the best CHI to LON flight in 2022: compare Chicago to London flight prices with the expected peak season, weather and rainfall in London.
CHI - LON
Price
$467 - $771
LON
Temperature
39.2 - 62.6 °F
LON
Rainfall
1.6 - 2.8 inches

Popular in

December

High demand for flights, 23% potential price rise

Cheapest in

April

Best time to find cheap flights, 21% potential price drop

Round-trip from

$467

From Chicago (CHI) to London (LON)

One-way from

$224

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

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
When is the cheapest time to fly from Chicago to London (CHI - LON)?

A simple way to save on the total cost of your ticket is to fly from Chicago to London in the evening. If you’re flexible enough to do this you can expect to save up to 17% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly round-trip from Chicago to London?

It’s generally more expensive to depart on a Tuesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

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

April can be a great time to fly to London from Chicago with a flight ticket averaging about $590. Cheapflights users have found deals in the month of April for as cheap as $386. The most expensive prices can be found in the month of December.

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

Find a great deal and save up to 39% by booking at least 61 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Chicago to London within the next two weeks, with the cheapest ticket starting at $704.

Cheap flights from Chicago to London in May, June 2022

The best prices found for CHI to LON flights for May, June
20 May - 22 May
$277pp
ORD
Chicago O'Hare Intl
Scandinavian Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Scandinavian Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
20 May - 22 May
$281pp
ORD
Chicago O'Hare Intl
Scandinavian Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Scandinavian Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
25 May - 5 Jun
$372pp
ORD
Chicago O'Hare Intl
Scandinavian Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Scandinavian Airlines
 
1 STOP
ORD
Chicago O'Hare Intl

Chicago to London 2022 flight deals

Cheap flights to London from Chicago found for this year
20 May - 22 May
$277pp
ORD
Chicago O'Hare Intl
Scandinavian Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Scandinavian Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
20 May - 22 May
$281pp
ORD
Chicago O'Hare Intl
Scandinavian Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Scandinavian Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
26 Sep - 3 Oct
$371pp
ORD
Chicago O'Hare Intl
Scandinavian Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Scandinavian Airlines
 
1 STOP
ORD
Chicago O'Hare Intl

Non-stop flights to London from Chicago

Save time with Chicago to London direct flight deals
25 Aug - 5 Sep
$616pp
ORD
Chicago O'Hare Intl
British Airways
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
British Airways
Non-Stop
ORD
Chicago O'Hare Intl
24 Sep - 1 Oct
$617pp
ORD
Chicago O'Hare Intl
Iberia
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Iberia
Non-Stop
ORD
Chicago O'Hare Intl
6 Oct - 11 Oct
$619pp
ORD
Chicago O'Hare Intl
British Airways
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
British Airways
Non-Stop
ORD
Chicago O'Hare Intl

Last minute flights from Chicago to London

Late deals on round-trip flights to London from Chicago, departing today and this week
25 May - 5 Jun
$372pp
ORD
Chicago O'Hare Intl
Scandinavian Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Scandinavian Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
25 May - 30 May
$377pp
ORD
Chicago O'Hare Intl
Scandinavian Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Scandinavian Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
25 May - 30 May
$381pp
ORD
Chicago O'Hare Intl
Scandinavian Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Scandinavian Airlines
 
1 STOP
ORD
Chicago O'Hare Intl

One-way flights to London from Chicago

The cheapest one-way flights from Chicago to London
7:30 am - 6:25 pm
Turkish Airlines
1 Stop
28h 55m
ORD - LHR
Turkish Airlines
$224
Fareboom
6:05 pm - 12:00 pm
Scandinavian Airlines
1 Stop
11h 55m
ORD - LHR
Scandinavian Airlines
$256
ScholarTrip
2:15 pm - 4:30 am
Brussels Airlines
Nonstop
8h 15m
ORD - LHR
Brussels Airlines
$262
ScholarTrip

Related info for your journey

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

Flight FAQs

From Chicago to London

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

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

Can I find flights from Chicago to London for under $400 on Cheapflights?

Yes, there are multiple flights from Chicago to London for under $400. The cheapest flight booked recently is on Scandinavian Airlines for just $371, but on average you can expect to pay $397.

Are there nonstop flights from Chicago to London for under $700 on Cheapflights?

Cheapflights has at least 20 direct flights from Chicago to London under $700. A good price for a nonstop flight from Chicago to London is less than $627.

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

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

What days are nonstop flights available from Chicago to London?

Nonstop flights are available for this route on the following days: Friday.

How many flights depart from Chicago to London on average per day?

Travelers can expect 4 flights from Chicago to London on average per day.
Afternoon (Noon - 6pm) - 100% of flight departures

How long is the flight from Chicago to London?

Departing from Chicago to London will take you 19h. There are 3964 mi between Chicago and London.

What is the cheapest airline to fly from Chicago to London round-trip?

Scandinavian Airlines, at $371, was found to be the cheapest airline from Chicago to London.. Scandinavian Airlines is 37% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Chicago to London one-way?

$224 is the cheapest one-way deal found within the past few days, from Turkish Airlines. You may also be able to find cheap deals on Scandinavian Airlines and TAP AIR PORTUGAL, with prices starting from $256 and $261, respectively.

What are the most reliable airlines from Chicago to London?

Before booking your flight to London from Chicago, check out the most reliable airlines to get you to your destination on time: Air Canada (81%), Austrian Airlines (81%), United Airlines( 81%).

What are the cheapest flights from Chicago to London?

Looking at all options, your cheapest flight can be booked for $312. While the most popular route (Chicago O'Hare Intl - London Heathrow) can be booked for $372 on average our data indicates $2,381 when flying from Chicago to London.

What are the most popular routes from Chicago to London?

The most popular route from Chicago to London is Chicago O'Hare Intl - London Heathrow. You may also consider Chicago O'Hare Intl - London Gatwick or Chicago O'Hare Intl - London City.

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

When booking a flight from Chicago to London, you may want to consider flying on American Airlines, Air Canada or Air France as they are the most popular for this route.

COVID Restrictions

View COVID Travel Restrictions for London, England

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

Information is based on travel restrictions from Chicago to London

Most visitors from Chicago can enter London without restrictions.

COVID-19 testing requirements
Visitors from Chicago are not required to present a negative COVID-19 PCR test or antigen result upon entering London.

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

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

Returning to Chicago from London

COVID-19 testing requirements
Visitors from London must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Chicago.

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

Hide COVID Travel Restrictions for London, England

Destination information for London

Things to know before you go - useful duration and weather info for your trip from Chicago to London.
Today's exchange rate
$1 = £0.81
Average temperature for May in London
64.4 °F
Avg rainfall for May in London
2.0 ″

Airports servicing Chicago

Midway (MDW)
Rockford (RFD)

Airports servicing London

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

Top 10 airlines flying from Chicago to London

The chart below displays the airlines Cheapflights users traveling from Chicago to London 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
Juneyao Airlines
$12 $21 No cancel fee 66%

We couldn't confirm the COVID-19 safety measures taken by Juneyao Airlines. Please check directly on their website for additional information.

TAP AIR PORTUGAL
$323 $432 No cancel fee N/A
Norwegian Air UK
$330 $566 No cancel fee N/A
Norwegian
$334 $477 No cancel fee 74%
Scandinavian Airlines
$366 $559 No cancel fee 77%
Icelandair
$369 $683 No cancel fee 76%
Delta
$398 $681 No cancel fee N/A
Air France
$457 $721 No cancel fee 77%
KLM
$462 $661 No cancel fee 75%
Air Canada
$472 $607 No cancel fee 67%

Hourly flight availability from Chicago to London

See what time of day planes typically take off from Chicago towards London.
Evening 6 PM to midnight 44% of CHI to LON departures
Afternoon Noon to 6 PM 42% of CHI to LON departures
Morning 6 AM to noon 13% of CHI to LON departures
Early morning Midnight to 6 AM 1% of CHI to LON departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Chicago to London
See how many times per day planes take to the skies headed from Chicago to London.
Sunday
45 daily flights
Monday
45 daily flights
Tuesday
45 daily flights
Wednesday
45 daily flights
Thursday
41 daily flights
Friday
41 daily flights
Saturday
41 daily flights
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