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Cheap flights from London to Chicago from $155

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Chicago departing on 9/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
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Wed 5/29
Wed 6/5

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Easily compare round-trip flights from London to Chicago

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from London to Chicago by changing tabs
Multiple Airlines
Jun 25
LGW10:00 amLondon Gatwick
28h 21m
1 stop
ORD8:21 amChicago O'Hare Intl
Jul 16
ORD7:32 amChicago O'Hare Intl
17h 28m
1 stop
LGW7:00 amLondon Gatwick
Scandinavian Airlines
Nov 4
LHR6:40 amLondon Heathrow
17h 25m
1 stop
ORD6:05 pmChicago O'Hare Intl
Nov 18
ORD8:10 pmChicago O'Hare Intl
19h 30m
1 stop
LHR9:40 pmLondon Heathrow
Icelandair
Oct 20
LHR9:25 pmLondon Heathrow
26h 55m
1 stop
ORD6:20 pmChicago O'Hare Intl
Oct 27
ORD7:30 pmChicago O'Hare Intl
10h 25m
1 stop
LHR10:55 amLondon Heathrow
TAP AIR PORTUGAL
Oct 22
LHR7:50 pmLondon Heathrow
26h 20m
1 stop
ORD4:10 pmChicago O'Hare Intl
Oct 30
ORD8:15 pmChicago O'Hare Intl
20h 20m
1 stop
LHR9:35 pmLondon Heathrow
Finnair
Oct 28
LHR3:45 pmLondon Heathrow
9h 00m
ORD7:45 pmChicago O'Hare Intl
Nov 4
ORD1:18 pmChicago O'Hare Intl
13h 02m
1 stop
LHR8:20 amLondon Heathrow
Lufthansa
Sep 16
LHR3:20 pmLondon Heathrow
9h 10m
ORD6:30 pmChicago O'Hare Intl
Oct 1
ORD3:50 pmChicago O'Hare Intl
8h 05m
LHR5:55 amLondon Heathrow

Find the cheapest one-way flights from London to Chicago

If you're looking for one-way flights from London to Chicago, view some of our deals below provided by Finnair, Icelandair and KLM
Multiple Airlines
Sep 26
LGW8:20 amLondon Gatwick
40h 45m
3 stops
ORD7:05 pmChicago O'Hare Intl
Multiple Airlines
Jun 11
LGW10:00 amLondon Gatwick
27h 31m
1 stop
MDW7:31 amChicago Midway
Icelandair
Oct 16
LHR1:05 pmLondon Heathrow
11h 15m
1 stop
ORD6:20 pmChicago O'Hare Intl

Search last-minute flights to Chicago from London

Find and compare round-trip flight prices for your last-minute flight from London to Chicago
Multiple Airlines
May 29
LGW10:00 amLondon Gatwick
14h 27m
1 stop
MDW6:27 pmChicago Midway
Jul 4
MDW2:36 pmChicago Midway
34h 24m
1 stop
LGW7:00 amLondon Gatwick
American Airlines
May 30
LHR12:15 pmLondon Heathrow
8h 40m
ORD2:55 pmChicago O'Hare Intl
Jun 3
ORD11:00 pmChicago O'Hare Intl
7h 45m
LHR12:45 pmLondon Heathrow
Icelandair
Jun 4
LGW1:00 pmLondon Gatwick
11h 15m
1 stop
ORD6:15 pmChicago O'Hare Intl
Jun 27
ORD10:15 pmChicago O'Hare Intl
31h 30m
1 stop
LGW11:45 amLondon Gatwick
Finnair
May 28
LHR8:10 amLondon Heathrow
8h 35m
ORD10:45 amChicago O'Hare Intl
Jun 4
ORD11:54 amChicago O'Hare Intl
12h 21m
1 stop
LHR6:15 amLondon Heathrow
Scandinavian Airlines
May 29
LHR9:55 amLondon Heathrow
14h 00m
1 stop
ORD5:55 pmChicago O'Hare Intl
Jun 5
ORD7:45 pmChicago O'Hare Intl
15h 55m
1 stop
LHR5:40 pmLondon Heathrow
JetBlue
May 30
LHR7:25 amLondon Heathrow
15h 20m
1 stop
ORD4:45 pmChicago O'Hare Intl
Jul 3
ORD9:40 amChicago O'Hare Intl
14h 50m
1 stop
LHR6:30 amLondon Heathrow

Scandinavian Airlines flights from London to Chicago

Our best Scandinavian Airlines deals on London to Chicago flight tickets
Scandinavian Airlines
Nov 4
LHR6:40 amLondon Heathrow
17h 25m
1 stop
ORD6:05 pmChicago O'Hare Intl
Nov 18
ORD8:10 pmChicago O'Hare Intl
19h 30m
1 stop
LHR9:40 pmLondon Heathrow
Scandinavian Airlines
Nov 4
LHR7:05 amLondon Heathrow
17h 00m
2 stops
ORD6:05 pmChicago O'Hare Intl
Nov 18
ORD8:10 pmChicago O'Hare Intl
13h 50m
1 stop
LHR4:00 pmLondon Heathrow
Scandinavian Airlines
Nov 7
LHR9:05 pmLondon Heathrow
27h 00m
2 stops
ORD6:05 pmChicago O'Hare Intl
Nov 11
ORD8:10 pmChicago O'Hare Intl
15h 30m
1 stop
LHR5:40 pmLondon Heathrow

Icelandair flights from London to Chicago

Our best Icelandair deals on London to Chicago flight tickets
Icelandair
Oct 20
LHR9:25 pmLondon Heathrow
26h 55m
1 stop
ORD6:20 pmChicago O'Hare Intl
Oct 27
ORD7:30 pmChicago O'Hare Intl
10h 25m
1 stop
LHR10:55 amLondon Heathrow
Icelandair
Oct 25
LHR9:25 pmLondon Heathrow
26h 55m
1 stop
ORD6:20 pmChicago O'Hare Intl
Nov 26
ORD6:30 pmChicago O'Hare Intl
10h 25m
1 stop
LHR10:55 amLondon Heathrow
Icelandair
Nov 14
LHR8:25 pmLondon Heathrow
26h 55m
1 stop
ORD5:20 pmChicago O'Hare Intl
Nov 19
ORD6:30 pmChicago O'Hare Intl
10h 25m
1 stop
LHR10:55 amLondon Heathrow

How to get the cheapest flight ticket from London to Chicago

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

February. The cheapest time of year to fly to Chicago from London is February. Most expensive is July

What is the cheapest day to depart London for Chicago?

Wednesday. The cheapest day of the week is typically Wednesday. The most expensive is typically Saturday

When is the cheapest time to fly from London to Chicago?

In the evening. London to Chicago flights are approximately 20% more expensive at noon than in the evening

What is the cheapest airline that flies to Chicago from London?

Scandinavian Airlines. Aer Lingus, British Airways, and Iberia are the most popular carriers operating from London to Chicago

What is the cheapest London to Chicago flight route?

London Gatwick - Chicago O'Hare Intl. Fly from London Gatwick to Chicago O'Hare Intl for the best London - Chicago flight prices

How far in advance should you book London to Chicago flights?

27 days before. The cheapest time to buy a flight from London to Chicago is approximately 27 days to departure

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

As of May 2024, there are 36 flights per week flying from London to Chicago. The most common time of day flights depart is 2:00PM, with 52% of flights taking off at noon.

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

255 flights are operational weekly from London to Chicago as of May 2024. The most popular departure day for this route is Saturday, with 15% of flights per week taking off on this day.

What cabin class options are available on London to Chicago flights?

There are 3 cabin classes available to choose from on London to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London to Chicago flights?

You could potentially save up to 26% on your flight if you consider stops on a London to Chicago flight.

Cheap London to Chicago (LON to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Chicago

Best Price Found

$155

Fastest flight time

8h 35m

Direct flights

Every day

Airports in Chicago

2 airports
The best one-way flight to Chicago from London in the past 72 hours is $155. The best round-trip flight deal from London to Chicago found on momondo in the last 72 hours is $438.
The fastest flight from London to Chicago takes 8h 35m
Direct flights go from London to Chicago every day.
There are 2 airports near Chicago: Chicago O'Hare Intl (ORD), Chicago Midway (MDW)

  • How far is London to Chicago by plane?

    A flight from London to Chicago will travel around 3945.2 mi. Flights usually cover this in 8h 35m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from London to Chicago?

    Prices for flights from London to Chicago refresh daily.

  • How many operators does momondo search for flights from London to Chicago?

  • How old do you have to be to fly from London to Chicago?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The travel and health documents required for your trip to Chicago can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Best airlines flying from London to Chicago

Compare and see reviews for airlines that fly from London to Chicago with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $438Free CancellationRating
7.4
1,407 reviews
Search Scandinavian Airlines flights
IcelandairPriceFrom $501Free CancellationRating
7.0
1,261 reviews
Search Icelandair flights
British AirwaysPriceFrom $537Free CancellationRating
6.8
6,788 reviews
Search British Airways flights
FinnairPriceFrom $539Free CancellationRating
7.7
1,370 reviews
Search Finnair flights
IberiaPriceFrom $540Free CancellationRating
7.1
2,734 reviews
Search Iberia flights
American AirlinesPriceFrom $557Free CancellationRating
7.3
14,388 reviews
Search American Airlines flights
United AirlinesPriceFrom $557Free CancellationRating
7.4
10,845 reviews
Search United Airlines flights
LufthansaPriceFrom $572Free CancellationRating
7.0
7,624 reviews
Search Lufthansa flights
Aer LingusPriceFrom $577Free CancellationRating
7.2
1,318 reviews
Search Aer Lingus flights
  • Finnair Flights From London to Chicago

    Finnair flight deals from London to Chicago start from $539 round-trip. Over the 21 Finnair flights for this route in a normal week, average airfare is usually $771 round-trip - but some users have found much cheaper deals with momondo.

  • United Airlines Flights From London to Chicago

    The best United Airlines deal for London to Chicago flight tickets found on momondo in the last 72 hours was $557, round-trip. It should be noted that an average United Airlines flight deal for this route in this time was higher, at $732 round-trip. United Airlines operates 23 flights out of London into Chicago in an average week, so prices vary by time and availability. 10,845 United Airlines reviews by users on momondo have scored the airline at 7.4/10.


Why use momondo?

Why should I use momondo to find a flight deal from London to Chicago?

It is quick and easy to find London to Chicago flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chicago that suits you.

Can I find flights from London to Chicago with flexible booking policies on momondo?

Yes. All flights to Chicago from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to Chicago?

momondo provides multiple filters to help you find the best flight to Chicago from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to Chicago right now. Can momondo alert me if prices change?

If you are not ready to book a flight from London to Chicago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chicago and let you know when they change.


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1 adult
From?
To?
Wed 5/29
Wed 6/5
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Find better results for your trip to the United States

Fly into one of these airports located in Chicago
Airports listed have a maximum distance of 78.5 mi from Chicago