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Cheap flights from London to Chicago O'Hare Intl Airport from $293

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 O'Hare Intl Airport departing on 1/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London to Chicago

Cheap round-trip flights

These are some of the best round-trip flight deals from London to Chicago that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from London to Chicago.

Cheap last minute flights

Planning a quick getaway from London to Chicago? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Chicago, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from London to Chicago

Find recent round-trip train or bus tickets from London to Chicago.

All round-trip flight deals to Chicago

The cheapest plane tickets to Chicago found on KAYAK recently.
6:00 am - 3:30 pmLHR-ORD
15h 30m1 stop
7:15 pm - 10:40 pmORD-LHR
21h 25m1 stop
$464TAP AIR PORTUGAL
Find Deal
Wed, Jan 22 - Wed, Jan 29
3:55 pm - 3:30 pmLGW-ORD
29h 35m1 stop
7:15 pm - 3:05 pmORD-LGW
13h 50m1 stop
$465TAP AIR PORTUGAL
Find Deal
Thu, Jan 16 - Wed, Jan 22
8:50 am - 2:00 pmLHR-ORD
11h 10m1 stop
3:55 pm - 8:05 amORD-LHR
10h 10m1 stop
$558Aer Lingus
Find Deal
Wed, Dec 4 - Sun, Dec 15
8:50 am - 2:00 pmLHR-ORD
11h 10m1 stop
3:55 pm - 8:05 amORD-LHR
10h 10m1 stop
$560Aer Lingus
Find Deal
Wed, Dec 4 - Sun, Dec 15
6:10 am - 3:30 pmLHR-ORD
14h 20m1 stop
3:00 pm - 10:15 amORD-LHR
14h 15m1 stop
$570Finnair
Find Deal
Tue, Mar 18 - Mon, Mar 24
10:15 am - 2:05 pmLHR-ORD
8h 50mnonstop
1:20 pm - 6:15 amORD-LHR
10h 55m1 stop
$586Finnair
Find Deal
Wed, Mar 26 - Tue, Apr 1
11:45 am - 7:20 pmLHR-ORD
13h 35m1 stop
6:25 pm - 8:15 amORD-LHR
7h 50mnonstop
$596American Airlines
Find Deal
Wed, Feb 12 - Tue, Feb 18
9:30 am - 7:44 pmLHR-ORD
16h 14m1 stop
3:00 pm - 10:15 amORD-LHR
13h 15m1 stop
$608American Airlines
Find Deal
Mon, Dec 30 - Wed, Jan 29
11:00 am - 1:55 pmLHR-ORD
8h 55mnonstop
5:00 pm - 6:50 amORD-LHR
7h 50mnonstop
$616British Airways
Find Deal
Wed, Feb 12 - Tue, Feb 18
11:55 am - 2:45 pmLHR-ORD
8h 50mnonstop
9:55 pm - 11:40 amORD-LHR
7h 45mnonstop
$644British Airways
Find Deal
Mon, Feb 3 - Wed, Mar 5
11:00 am - 11:47 amSTN-ORD
30h 47m3 stops
Tue, Jan 14
11:00 am - 11:47 amSTN-ORD
30h 47m3 stops
Tue, Jan 14
11:00 am - 9:54 amSTN-ORD
52h 54m3 stops
Wed, Dec 11
12:15 pm - 5:20 pmLHR-ORD
11h 05m1 stop
$447Icelandair
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Tue, Jan 14
12:15 pm - 5:20 pmLHR-ORD
11h 05m1 stop
$457Icelandair
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Tue, Mar 4
8:50 am - 7:15 pmLHR-ORD
16h 25m1 stop
$498Aer Lingus
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Mon, Jan 20
12:10 pm - 5:55 pmLHR-ORD
11h 45m1 stop
$499Aer Lingus
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Tue, Nov 26
7:30 pm - 3:50 pmLHR-ORD
26h 20m1 stop
$591Scandinavian Airlines
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Fri, Dec 13
7:50 pm - 10:47 amLHR-ORD
20h 57m1 stop
$615British Airways
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Mon, Jan 6
9:10 am - 7:20 pmLCY-ORD
16h 10m2 stops
$810British Airways
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Wed, Jan 8
7:50 am - 2:00 pmLHR-ORD
12h 10m1 stop
3:55 pm - 8:05 amORD-LHR
10h 10m1 stop
$581Aer Lingus
Find Deal
Sun, Nov 24 - Tue, Dec 17
6:00 am - 3:30 pmLHR-ORD
15h 30m1 stop
8:25 pm - 5:30 pmORD-LHR
15h 05m1 stop
$606TAP AIR PORTUGAL
Find Deal
Fri, Nov 22 - Sun, Dec 1
2:30 pm - 10:54 amLHR-ORD
26h 24m1 stop
10:51 am - 6:20 amORD-LHR
13h 29m1 stop
$626United Airlines
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Sat, Nov 23 - Mon, Nov 25
11:25 am - 2:30 pmLHR-ORD
33h 05m1 stop
8:35 am - 8:40 amORD-LHR
18h 05m1 stop
$659Finnair
Find Deal
Tue, Nov 26 - Tue, Dec 3
11:25 am - 2:30 pmLHR-ORD
33h 05m1 stop
8:35 am - 8:40 amORD-LHR
18h 05m1 stop
$662Finnair
Find Deal
Sat, Nov 23 - Tue, Dec 3
6:40 am - 9:51 pmLHR-ORD
21h 11m2 stops
7:15 pm - 4:00 pmORD-LHR
14h 45m1 stop
$729Scandinavian Airlines
Find Deal
Mon, Nov 25 - Mon, Apr 7
9:05 pm - 3:50 pmLHR-ORD
24h 45m2 stops
7:15 pm - 1:35 pmORD-LHR
12h 20m1 stop
$742Scandinavian Airlines
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Tue, Nov 26 - Fri, Apr 4
6:50 am - 12:15 pmLHR-ORD
11h 25m1 stop
9:10 pm - 11:15 amORD-LHR
8h 05mnonstop
$1,036United Airlines
Find Deal
Tue, Nov 26 - Tue, Dec 24
7:35 pm - 2:30 pmLGW-ORD
24h 55m1 stop
5:13 pm - 9:00 amORD-LGW
33h 47m1 stop
$1,111British Airways
Find Deal
Sun, Nov 24 - Sun, Dec 22
7:35 pm - 2:30 pmLGW-ORD
24h 55m1 stop
5:13 pm - 9:00 amORD-LGW
33h 47m1 stop
$1,156British Airways
Find Deal
Sun, Nov 24 - Sat, Dec 21
1:35 pm - 6:00 pmLHR-ORD
9h 25mnonstop
6:50 pm - 7:55 amORD-LHR
8h 05mnonstop
$600Lufthansa
Find Deal
Mon, Mar 10 - Tue, Mar 18
11:00 am - 1:55 pmLHR-ORD
8h 55mnonstop
5:00 pm - 6:50 amORD-LHR
7h 50mnonstop
$616British Airways
Find Deal
Wed, Feb 12 - Tue, Feb 18
11:55 am - 2:45 pmLHR-ORD
8h 50mnonstop
11:05 pm - 11:40 amORD-LHR
7h 35mnonstop
$641American Airlines
Find Deal
Wed, Mar 5 - Wed, Mar 19
2:10 pm - 5:00 pmLHR-ORD
8h 50mnonstop
6:35 pm - 8:15 amORD-LHR
7h 40mnonstop
$654Iberia
Find Deal
Tue, Dec 31 - Wed, Jan 15
2:10 pm - 4:50 pmLHR-ORD
8h 40mnonstop
11:05 pm - 11:40 amORD-LHR
7h 35mnonstop
$676Finnair
Find Deal
Thu, Mar 6 - Mon, Mar 10
11:55 am - 2:45 pmLHR-ORD
8h 50mnonstop
6:35 pm - 8:15 amORD-LHR
7h 40mnonstop
$677Finnair
Find Deal
Tue, Jan 7 - Sun, Jan 12
2:10 pm - 5:00 pmLHR-ORD
8h 50mnonstop
10:00 pm - 11:40 amORD-LHR
7h 40mnonstop
$718American Airlines
Find Deal
Sat, Jan 11 - Sat, Jan 18
10:25 am - 1:50 pmLHR-ORD
9h 25mnonstop
5:50 pm - 7:55 amORD-LHR
8h 05mnonstop
$722United Airlines
Find Deal
Wed, Dec 4 - Fri, Dec 13
3:45 pm - 6:45 pmLHR-ORD
9h 00mnonstop
10:00 pm - 11:40 amORD-LHR
7h 40mnonstop
$740Iberia
Find Deal
Wed, Dec 11 - Wed, Dec 18
10:25 am - 1:50 pmLHR-ORD
9h 25mnonstop
9:10 pm - 11:15 amORD-LHR
8h 05mnonstop
$747United Airlines
Find Deal
Thu, Dec 5 - Thu, Dec 12

Scandinavian Airlines flights from London to Chicago O'Hare Intl Airport

Our best Scandinavian Airlines deals on London to Chicago O'Hare Intl Airport flight tickets
Scandinavian Airlines
Jan 17
LHR7:30 pmLondon Heathrow
26h 20m
1 stop
ORD3:50 pmChicago O'Hare Intl
Jan 25
ORD7:10 pmChicago O'Hare Intl
16h 30m
1 stop
LHR5:40 pmLondon Heathrow
Scandinavian Airlines
Feb 21
LHR7:50 pmLondon Heathrow
26h 00m
2 stops
ORD3:50 pmChicago O'Hare Intl
Mar 1
ORD7:10 pmChicago O'Hare Intl
20h 30m
1 stop
LHR9:40 pmLondon Heathrow
Scandinavian Airlines
Feb 21
LHR7:50 pmLondon Heathrow
26h 00m
2 stops
ORD3:50 pmChicago O'Hare Intl
Mar 1
ORD7:10 pmChicago O'Hare Intl
17h 40m
2 stops
LHR6:50 pmLondon Heathrow

Delta flights from London to Chicago O'Hare Intl Airport

Our best Delta deals on London to Chicago O'Hare Intl Airport flight tickets
Delta
Feb 16
LHR6:30 amLondon Heathrow
15h 43m
2 stops
ORD4:13 pmChicago O'Hare Intl
Feb 26
ORD2:03 pmChicago O'Hare Intl
10h 22m
1 stop
LHR6:25 amLondon Heathrow
Delta
Mar 6
LHR6:30 amLondon Heathrow
15h 43m
2 stops
ORD4:13 pmChicago O'Hare Intl
Mar 20
ORD1:50 pmChicago O'Hare Intl
13h 05m
1 stop
LHR7:55 amLondon Heathrow
Delta
Nov 28
LCY7:45 amLondon City
17h 05m
2 stops
ORD6:50 pmChicago O'Hare Intl
Dec 1
ORD4:25 pmChicago O'Hare Intl
9h 45m
1 stop
LCY8:10 amLondon City

See travel insights to Chicago from

How to get the cheapest flight ticket from London to Chicago O'Hare Intl Airport

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 to Chicago O'Hare Intl Airport?

The month of January is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from London averaging around $616.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Tuesday when prices can be found for as low as $707. This is often the case because there is less demand to fly during this day of the week. On the other hand, Friday is the most expensive day to depart from London because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $795.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from London in the morning is the least expensive time of day to depart. momondo users have found prices as low as $739 when looking at flights departing in the morning. Try not to purchase tickets in the afternoon because they tend to be around $866. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest London to Chicago O'Hare Intl flight route?

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

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

In general, most travelers find the cheapest time to book a flight to Chicago O'Hare Intl Airport is about 57 days prior to their departure date when tickets on average are $708. Don’t hesitate to check prices now though because momondo users recently found tickets for as low as $627.

What cabin class options are available on London to Chicago O'Hare Intl flights?

There are 4 cabin classes available to choose from on London to Chicago O'Hare Intl 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 O'Hare Intl Airport flights?

You could potentially save up to 50% on your flight if you consider stops on a London to Chicago O'Hare Intl Airport flight.

How have London to Chicago O'Hare Intl Airport flight prices changed over time?

As of November 2024, prices for London to Chicago O'Hare Intl Airport flights are approximately 37% more expensive when compared to flights at the same time last year.

When to book flights from London to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from London to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap London to Chicago O'Hare Intl Airport (LON to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Chicago O'Hare Intl Airport

Best Price Found

$293

Fastest flight time

8h 35m

Direct flights

Every day
The best one-way flight to Chicago O'Hare Intl Airport from London in the past 72 hours is $293. The best round-trip flight deal from London to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $464.
The fastest flight from London to Chicago O'Hare Intl Airport takes 8h 35m
Direct flights go from London to Chicago O'Hare Intl Airport every day.

  • How far is London to Chicago O'Hare Intl by plane?

    A flight from London to Chicago O'Hare Intl will travel around 3950.9 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 O'Hare Intl Airport?

    Prices for flights from London to Chicago O'Hare Intl Airport are updated daily.

  • How many operators does momondo search for flights from London to Chicago O'Hare Intl Airport?

  • How old do you have to be to fly from London to Chicago O'Hare Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The travel and health documents you'll need for your trip to Chicago O'Hare Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London to Chicago O'Hare Intl Airport?

  • What is the most popular airline from London to Chicago O'Hare Intl Airport?


Best airlines flying from London to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from London to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $449Free CancellationRating
7.3
1,294 reviews
Search Scandinavian Airlines flights
TAP AIR PORTUGALPriceFrom $483Free CancellationRating
7.1
1,891 reviews
Search TAP AIR PORTUGAL flights
IcelandairPriceFrom $501Free CancellationRating
7.2
553 reviews
Search Icelandair flights
FinnairPriceFrom $535Free CancellationRating
7.7
1,300 reviews
Search Finnair flights
IberiaPriceFrom $555Free CancellationRating
7.0
2,661 reviews
Search Iberia flights
American AirlinesPriceFrom $556Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $557Free CancellationRating
7.4
9,172 reviews
Search United Airlines flights
British AirwaysPriceFrom $561Free CancellationRating
6.6
6,831 reviews
Search British Airways flights
Aer LingusPriceFrom $578Free CancellationRating
7.1
1,089 reviews
Search Aer Lingus flights
LufthansaPriceFrom $646Free CancellationRating
6.8
7,143 reviews
Search Lufthansa flights
  • Finnair Flights From London to Chicago O'Hare Intl Airport

    Finnair flies from London to Chicago O'Hare Intl Airport around 27 times per week, with 1,300 momondo users rating the airline 7.7/10. The cheapest Finnair deal from London to Chicago O'Hare Intl Airport in the last 72 hours was $535 (round-trip), much lower than the average airfare cost of $662 for Finnair flights on this route.

  • United Airlines Flights From London to Chicago O'Hare Intl Airport

    Across 9,172 United Airlines reviews on momondo, the average score is 7.4/10. United Airlines flies from London to Chicago O'Hare Intl Airport about 14 times each week, with ticket deals ranging from $557 to $1,010. Price data is based on momondo searches in the last 72 hours.


Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Chicago for you.

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

Yes. momondo allows you to filter the results for London to Chicago flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Chicago.

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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