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Cheap flights from London Heathrow Airport to Chicago from £410

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 Heathrow Airport to Chicago departing on 4/6. 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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0 bags

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Find the cheapest flights from London Heathrow Airport to Chicago

Cheap return flights

Enter your travel dates to find the best prices.
Delta Logo
10:45 - 18:37
LHR
-
MDW
13h 52m
1 stop
Delta Logo
13:05 - 11:20
MDW
-
LHR
16h 15m
1 stop
£509Delta
Wed, 14 Oct - Wed, 21 Oct
Delta Logo
09:20 - 16:25
LHR
-
MDW
13h 05m
1 stop
Delta Logo
13:05 - 06:25
MDW
-
LHR
11h 20m
1 stop
£531Delta
Thu, 15 Oct - Tue, 20 Oct
Delta Logo
13:25 - 21:45
LHR
-
MDW
14h 20m
1 stop
Delta Logo
17:25 - 11:20
MDW
-
LHR
11h 55m
1 stop
£553Delta
Thu, 15 Oct - Fri, 23 Oct
Delta Logo
10:45 - 18:37
LHR
-
MDW
13h 52m
1 stop
Delta Logo
13:05 - 10:00
MDW
-
LHR
14h 55m
1 stop
£568Delta
Wed, 14 Oct - Sat, 24 Oct
Delta Logo
13:25 - 21:45
LHR
-
MDW
14h 20m
1 stop
Delta Logo
13:00 - 07:10
MDW
-
LHR
12h 10m
1 stop
£579Delta
Sat, 17 Oct - Thu, 22 Oct
Delta Logo
10:45 - 18:37
LHR
-
MDW
13h 52m
1 stop
Delta Logo
12:30 - 08:05
MDW
-
LHR
13h 35m
1 stop
£590Delta
Thu, 15 Oct - Sat, 24 Oct
Delta Logo
13:25 - 21:45
LHR
-
MDW
14h 20m
1 stop
Delta Logo
17:25 - 11:20
MDW
-
LHR
11h 55m
1 stop
£601Delta
Sat, 17 Oct - Fri, 23 Oct
Air France Logo
13:00 - 18:37
LHR
-
MDW
11h 37m
1 stop
Air France Logo
12:30 - 07:05
MDW
-
LHR
12h 35m
1 stop
£619Air France
Tue, 3 Nov - Tue, 17 Nov
Delta Logo
06:30 - 16:27
LHR
-
MDW
15h 57m
2 stops
Delta Logo
13:05 - 06:25
MDW
-
LHR
11h 20m
1 stop
£626Delta
Tue, 1 Sep - Mon, 14 Sep
Virgin Atlantic Logo
09:55 - 21:46
LHR
-
MDW
17h 51m
2 stops
Virgin Atlantic Logo
09:30 - 06:45
MDW
-
LHR
15h 15m
2 stops
£626Virgin Atlantic
Wed, 2 Sep - Tue, 8 Sep

Virgin Atlantic flights from London Heathrow Airport to Chicago Midway Airport

Our best Virgin Atlantic deals on London Heathrow Airport to Chicago Midway Airport flight tickets
Virgin Atlantic
17 Jun
LHR06:30London Heathrow
17h 48m
2 stops
MDW18:18Chicago Midway
8 Oct
MDW09:30Chicago Midway
15h 40m
1 stop
LHR07:10London Heathrow
£679
Virgin Atlantic
17 Jun
LHR15:15London Heathrow
13h 02m
1 stop
MDW22:17Chicago Midway
8 Oct
MDW13:00Chicago Midway
12h 10m
1 stop
LHR07:10London Heathrow
£692
Virgin Atlantic
24 Jun
LHR12:25London Heathrow
11h 53m
1 stop
MDW18:18Chicago Midway
9 Dec
MDW13:00Chicago Midway
14h 00m
2 stops
LHR09:00London Heathrow
£693

Air France flights from London Heathrow Airport to Chicago Midway Airport

Our best Air France deals on London Heathrow Airport to Chicago Midway Airport flight tickets
Air France
12 Jun
LHR15:15London Heathrow
13h 02m
1 stop
MDW22:17Chicago Midway
15 Jun
MDW13:26Chicago Midway
11h 44m
1 stop
LHR07:10London Heathrow
£748
Air France
12 Jun
LHR15:15London Heathrow
13h 02m
1 stop
MDW22:17Chicago Midway
15 Jun
MDW13:26Chicago Midway
11h 44m
1 stop
LHR07:10London Heathrow
£749
Air France
20 May
LHR09:20London Heathrow
12h 52m
1 stop
MDW16:12Chicago Midway
23 Jul
MDW12:41Chicago Midway
11h 44m
1 stop
LHR06:25London Heathrow
£867

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Chicago Midway Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 14 May 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Chicago Midway Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Wed 14/10

10:45-18:37

1 stop13h 52m

Chicago Midway

Wed 21/10

13:05-11:20

1 stop16h 15m

£509

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Thu 15/10

09:20-16:25

1 stop13h 05m

Chicago Midway

Tue 20/10

13:05-06:25

1 stop11h 20m

£531

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Thu 15/10

13:25-21:45

1 stop14h 20m

Chicago Midway

Fri 23/10

17:25-11:20

1 stop11h 55m

£553

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Wed 14/10

10:45-18:37

1 stop13h 52m

Chicago Midway

Sat 24/10

13:05-10:00

1 stop14h 55m

£568

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Sat 17/10

13:25-21:45

1 stop14h 20m

Chicago Midway

Thu 22/10

13:00-07:10

1 stop12h 10m

£579

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Thu 15/10

10:45-18:37

1 stop13h 52m

Chicago Midway

Sat 24/10

12:30-08:05

1 stop13h 35m

£590

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Sat 17/10

13:25-21:45

1 stop14h 20m

Chicago Midway

Fri 23/10

17:25-11:20

1 stop11h 55m

£601
Fastest return journey

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Tue 3/11

13:00-18:37

1 stop11h 37m

Chicago Midway

Tue 17/11

12:30-07:05

1 stop12h 35m

£619

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Tue 1/9

06:30-16:27

2 stops15h 57m

Chicago Midway

Mon 14/9

13:05-06:25

1 stop11h 20m

£626

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Wed 2/9

09:55-21:46

2 stops17h 51m

Chicago Midway

Tue 8/9

09:30-06:45

2 stops15h 15m

£626

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from London Heathrow Airport to Chicago Midway 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 typical price of a round-trip flight between London Heathrow Airport and Chicago Midway Airport?

What is the cheapest month to fly to Chicago Midway Airport?

If you aren’t able to travel to Chicago Midway Airport during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of £441.

Can stopping save me money on London Heathrow Airport to Chicago Midway Airport flights?

You could potentially save up to 28% on your flight if you consider stops on a London Heathrow Airport to Chicago Midway Airport flight.

When to book flights from London Heathrow Airport to Chicago Midway Airport

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Chicago Midway Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Heathrow Airport to Chicago Midway Airport (LHR to MDW) flight deals and tips

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

Fastest flight time

11h 37m

Direct flights

None
The fastest flight from London Heathrow Airport to Chicago Midway Airport takes 11h 37m
There are no direct flights from London Heathrow Airport to Chicago Midway Airport. There are no popular flight routes from London Heathrow Airport to Chicago Midway Airport.
Search flight deals

Frequently asked questions about flying from London Heathrow Airport to Chicago Midway Airport

  • How far is London Heathrow to Chicago Midway by plane?

    Chicago Midway is 3942.1 mi away from London Heathrow. Typically, this will take 11h 37m by plane in normal conditions.

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

    Prices for flights from London Heathrow Airport to Chicago Midway Airport are refreshed on a daily basis.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Chicago Midway Airport.

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

    The travel and health documents you'll need for your trip to Chicago Midway 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 Midway Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from London Heathrow Airport to Chicago Midway Airport?

Best airlines flying from London Heathrow Airport to Chicago Midway Airport

Compare and see reviews for airlines that fly from London Heathrow Airport to Chicago Midway Airport with momondo
Airline
Rating
Free Cancellation
Price
Virgin AtlanticPriceFrom £391Free CancellationRating
7.4
688 reviews
Search Virgin Atlantic flights

Why use momondo?

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

Finding the right flight to Chicago from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chicago quick and easy, saving you time and money.

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?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chicago from London.

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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