Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from London Heathrow Airport to Chicago from £400

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 19/4. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from London Heathrow Airport to Chicago

Cheap return flights

Enter your travel dates to find the best prices.
Virgin Atlantic Logo
10:45 - 22:07
LHR
-
MDW
17h 22m1 stop
Virgin Atlantic Logo
10:48 - 06:25
MDW
-
LHR
13h 37m1 stop
£508Virgin Atlantic
Tue, 13 Jan - Tue, 20 Jan
Delta Logo
08:55 - 16:29
LHR
-
MDW
13h 34m1 stop
Delta Logo
17:31 - 11:40
MDW
-
LHR
12h 09m1 stop
£511Delta
Thu, 8 Jan - Sun, 11 Jan
Virgin Atlantic Logo
08:55 - 16:29
LHR
-
MDW
13h 34m1 stop
Virgin Atlantic Logo
12:48 - 06:25
MDW
-
LHR
11h 37m1 stop
£515Virgin Atlantic
Mon, 12 Jan - Mon, 19 Jan
KLM Logo
11:05 - 18:32
LHR
-
MDW
13h 27m1 stop
KLM Logo
18:14 - 11:40
MDW
-
LHR
11h 26m1 stop
£519KLM
Mon, 12 Jan - Mon, 19 Jan
Virgin Atlantic Logo
06:30 - 17:29
LHR
-
MDW
16h 59m2 stops
Virgin Atlantic Logo
10:46 - 08:05
MDW
-
LHR
15h 19m2 stops
£524Virgin Atlantic
Wed, 28 Jan - Wed, 4 Feb
Virgin Atlantic Logo
10:10 - 22:07
LHR
-
MDW
17h 57m2 stops
Virgin Atlantic Logo
13:26 - 08:05
MDW
-
LHR
12h 39m2 stops
£537Virgin Atlantic
Mon, 12 Jan - Mon, 19 Jan
Virgin Atlantic Logo
10:45 - 22:22
LHR
-
MDW
17h 37m1 stop
Virgin Atlantic Logo
12:48 - 07:50
MDW
-
LHR
13h 02m1 stop
£539Virgin Atlantic
Thu, 22 Jan - Mon, 26 Jan
Virgin Atlantic Logo
11:05 - 18:36
LHR
-
MDW
13h 31m1 stop
Virgin Atlantic Logo
09:50 - 07:05
MDW
-
LHR
15h 15m1 stop
£545Virgin Atlantic
Thu, 22 Jan - Thu, 29 Jan
KLM Logo
08:40 - 18:32
LHR
-
MDW
15h 52m2 stops
KLM Logo
10:46 - 07:50
MDW
-
LHR
15h 04m1 stop
£547KLM
Wed, 14 Jan - Wed, 4 Feb
Virgin Atlantic Logo
12:25 - 18:05
LHR
-
MDW
11h 40m1 stop
Virgin Atlantic Logo
18:45 - 13:10
MDW
-
LHR
12h 25m1 stop
£550Virgin Atlantic
Wed, 15 Apr - Sun, 19 Apr

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
13 Jan
LHR10:45London Heathrow
17h 22m
1 stop
MDW22:07Chicago Midway
20 Jan
MDW10:48Chicago Midway
13h 37m
1 stop
LHR06:25London Heathrow
£508
Find similar
Virgin Atlantic
12 Jan
LHR08:55London Heathrow
13h 34m
1 stop
MDW16:29Chicago Midway
19 Jan
MDW12:48Chicago Midway
11h 37m
1 stop
LHR06:25London Heathrow
£515
Find similar
Virgin Atlantic
28 Jan
LHR06:30London Heathrow
16h 59m
2 stops
MDW17:29Chicago Midway
4 Feb
MDW10:46Chicago Midway
15h 19m
2 stops
LHR08:05London Heathrow
£524
Find similar

Delta flights from London Heathrow Airport to Chicago Midway Airport

Our best Delta deals on London Heathrow Airport to Chicago Midway Airport flight tickets
Delta
8 Jan
LHR08:55London Heathrow
13h 34m
1 stop
MDW16:29Chicago Midway
11 Jan
MDW17:31Chicago Midway
12h 09m
1 stop
LHR11:40London Heathrow
£511
Find similar
Delta
29 Jan
LHR08:40London Heathrow
15h 15m
2 stops
MDW17:55Chicago Midway
5 Feb
MDW13:26Chicago Midway
13h 19m
1 stop
LHR08:45London Heathrow
£554
Find similar
Delta
15 Apr
LHR08:40London Heathrow
15h 25m
2 stops
MDW18:05Chicago Midway
19 Apr
MDW17:25Chicago Midway
11h 45m
1 stop
LHR11:10London Heathrow
£566
Find similar

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 16 December 2025.
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

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Tue 13/1

10:45-22:07

1 stop17h 22m

Chicago Midway

Tue 20/1

10:48-06:25

1 stop13h 37m

£508

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Thu 8/1

08:55-16:29

1 stop13h 34m

Chicago Midway

Sun 11/1

17:31-11:40

1 stop12h 09m

£511

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Mon 12/1

08:55-16:29

1 stop13h 34m

Chicago Midway

Mon 19/1

12:48-06:25

1 stop11h 37m

£515

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Mon 12/1

11:05-18:32

1 stop13h 27m

Chicago Midway

Mon 19/1

18:14-11:40

1 stop11h 26m

£519

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Wed 28/1

06:30-17:29

2 stops16h 59m

Chicago Midway

Wed 4/2

10:46-08:05

2 stops15h 19m

£524

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Mon 12/1

10:10-22:07

2 stops17h 57m

Chicago Midway

Mon 19/1

13:26-08:05

2 stops12h 39m

£537

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Thu 22/1

10:45-22:22

1 stop17h 37m

Chicago Midway

Mon 26/1

12:48-07:50

1 stop13h 02m

£539

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Thu 22/1

11:05-18:36

1 stop13h 31m

Chicago Midway

Thu 29/1

09:50-07:05

1 stop15h 15m

£545

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Wed 14/1

08:40-18:32

2 stops15h 52m

Chicago Midway

Wed 4/2

10:46-07:50

1 stop15h 04m

£547

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Wed 15/4

12:25-18:05

1 stop11h 40m

Chicago Midway

Sun 19/4

18:45-13:10

1 stop12h 25m

£550

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 cheapest month to fly to Chicago Midway Airport?

If you aren’t able to travel to Chicago Midway Airport during the month of February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of £455.

What is the cheapest day to depart on your flight to Chicago Midway Airport?

According to our data, Thursday is the cheapest day to fly to Chicago Midway Airport from London Heathrow Airport. The lowest ticket price found for a Thursday departure recently was £510. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from London Heathrow Airport to Chicago Midway Airport for around £734.

What is the cheapest time of day to depart on your flight to Chicago Midway Airport?

The cheapest time of day to fly to Chicago Midway Airport is in the afternoon when flights can be purchased for as low as £478. In contrast, the most expensive time of day to depart to Chicago Midway Airport is at midday when prices are around £688.

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

You could potentially save up to 40% 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 40m

Direct flights

None
The fastest flight from London Heathrow Airport to Chicago Midway Airport takes 11h 40m
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

  • 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 40m 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 £429Free CancellationRating
7.5
675 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.

An easier way to manage your Chicago Midway Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 15/1
Thu 22/1
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Chicago