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Cheap flights from London Heathrow Airport to Chicago from $535

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 4/19. 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

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Find the cheapest flights from London Heathrow Airport to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
Virgin Atlantic Logo
10:45 am - 10:07 pm
LHR
-
MDW
17h 22m1 stop
Virgin Atlantic Logo
10:48 am - 6:25 am
MDW
-
LHR
13h 37m1 stop
$680Virgin Atlantic
Tue, Jan 13 - Tue, Jan 20
Delta Logo
8:55 am - 4:29 pm
LHR
-
MDW
13h 34m1 stop
Delta Logo
5:31 pm - 11:40 am
MDW
-
LHR
12h 09m1 stop
$683Delta
Thu, Jan 8 - Sun, Jan 11
Virgin Atlantic Logo
11:05 am - 6:32 pm
LHR
-
MDW
13h 27m1 stop
Virgin Atlantic Logo
1:49 pm - 7:05 am
MDW
-
LHR
11h 16m1 stop
$689Virgin Atlantic
Mon, Jan 12 - Mon, Jan 19
KLM Logo
11:05 am - 6:32 pm
LHR
-
MDW
13h 27m1 stop
KLM Logo
6:14 pm - 11:40 am
MDW
-
LHR
11h 26m1 stop
$694KLM
Mon, Jan 12 - Mon, Jan 19
Delta Logo
6:30 am - 5:55 pm
LHR
-
MDW
17h 25m2 stops
Delta Logo
1:51 pm - 7:05 am
MDW
-
LHR
11h 14m1 stop
$701Delta
Wed, Jan 28 - Wed, Feb 4
Delta Logo
8:55 am - 4:29 pm
LHR
-
MDW
13h 34m1 stop
Delta Logo
12:48 pm - 7:50 am
MDW
-
LHR
13h 02m1 stop
$718Delta
Mon, Jan 12 - Mon, Jan 19
KLM Logo
11:05 am - 6:36 pm
LHR
-
MDW
13h 31m1 stop
KLM Logo
6:14 pm - 11:40 am
MDW
-
LHR
11h 26m1 stop
$720KLM
Tue, Jan 27 - Tue, Feb 3
Virgin Atlantic Logo
12:30 pm - 10:22 pm
LHR
-
MDW
15h 52m1 stop
Virgin Atlantic Logo
6:40 pm - 11:40 am
MDW
-
LHR
11h 00m1 stop
$721Virgin Atlantic
Sat, Jan 31 - Tue, Feb 17
Virgin Atlantic Logo
11:05 am - 6:36 pm
LHR
-
MDW
13h 31m1 stop
Virgin Atlantic Logo
1:51 pm - 7:05 am
MDW
-
LHR
11h 14m1 stop
$729Virgin Atlantic
Thu, Jan 29 - Thu, Feb 5
KLM Logo
8:40 am - 6:32 pm
LHR
-
MDW
15h 52m2 stops
KLM Logo
10:46 am - 7:50 am
MDW
-
LHR
15h 04m1 stop
$732KLM
Wed, Jan 14 - Wed, Feb 4

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
Jan 13
LHR10:45 amLondon Heathrow
17h 22m
1 stop
MDW10:07 pmChicago Midway
Jan 20
MDW10:48 amChicago Midway
13h 37m
1 stop
LHR6:25 amLondon Heathrow
$680
Find similar
Virgin Atlantic
Mar 2
LHR8:55 amLondon Heathrow
19h 47m
1 stop
MDW10:42 pmChicago Midway
Mar 10
MDW12:47 pmChicago Midway
17h 53m
1 stop
LHR11:40 amLondon Heathrow
$689
Find similar
Virgin Atlantic
Jan 31
LHR12:30 pmLondon Heathrow
15h 52m
1 stop
MDW10:22 pmChicago Midway
Feb 17
MDW6:40 pmChicago Midway
11h 00m
1 stop
LHR11:40 amLondon Heathrow
$721
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
Jan 8
LHR8:55 amLondon Heathrow
13h 34m
1 stop
MDW4:29 pmChicago Midway
Jan 11
MDW5:31 pmChicago Midway
12h 09m
1 stop
LHR11:40 amLondon Heathrow
$683
Find similar
Delta
Jan 28
LHR6:30 amLondon Heathrow
17h 25m
2 stops
MDW5:55 pmChicago Midway
Feb 4
MDW1:51 pmChicago Midway
11h 14m
1 stop
LHR7:05 amLondon Heathrow
$701
Find similar
Delta
Jan 12
LHR8:55 amLondon Heathrow
13h 34m
1 stop
MDW4:29 pmChicago Midway
Jan 19
MDW12:48 pmChicago Midway
13h 02m
1 stop
LHR7:50 amLondon Heathrow
$718
Find similar

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated December 15, 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 1/13

10:45 am-10:07 pm

1 stop17h 22m

Chicago Midway

Tue 1/20

10:48 am-6:25 am

1 stop13h 37m

$680

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Thu 1/8

8:55 am-4:29 pm

1 stop13h 34m

Chicago Midway

Sun 1/11

5:31 pm-11:40 am

1 stop12h 09m

$683

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Mon 1/12

11:05 am-6:32 pm

1 stop13h 27m

Chicago Midway

Mon 1/19

1:49 pm-7:05 am

1 stop11h 16m

$689

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Mon 1/12

11:05 am-6:32 pm

1 stop13h 27m

Chicago Midway

Mon 1/19

6:14 pm-11:40 am

1 stop11h 26m

$694

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Wed 1/28

6:30 am-5:55 pm

2 stops17h 25m

Chicago Midway

Wed 2/4

1:51 pm-7:05 am

1 stop11h 14m

$701

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Mon 1/12

8:55 am-4:29 pm

1 stop13h 34m

Chicago Midway

Mon 1/19

12:48 pm-7:50 am

1 stop13h 02m

$718

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Tue 1/27

11:05 am-6:36 pm

1 stop13h 31m

Chicago Midway

Tue 2/3

6:14 pm-11:40 am

1 stop11h 26m

$720

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Sat 1/31

12:30 pm-10:22 pm

1 stop15h 52m

Chicago Midway

Tue 2/17

6:40 pm-11:40 am

1 stop11h 00m

$721

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Thu 1/29

11:05 am-6:36 pm

1 stop13h 31m

Chicago Midway

Thu 2/5

1:51 pm-7:05 am

1 stop11h 14m

$729

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Wed 1/14

8:40 am-6:32 pm

2 stops15h 52m

Chicago Midway

Wed 2/4

10:46 am-7:50 am

1 stop15h 04m

$732

Flights are sorted by cheapest round-trip 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 cheapest month to fly to Chicago Midway Airport?

The month of February is, on average, the cheapest month to fly to Chicago Midway Airport from London Heathrow Airport, with most prices found around $597. If you are unable to visit Chicago Midway Airport during the month of February, then departing from London Heathrow Airport during the month March is also very affordable. Most momondo users find prices during this month for around $609.

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

Flying to Chicago Midway Airport from London Heathrow Airport in the morning is the least expensive time of day to depart. momondo users have found prices as low as $768 when looking at flights departing in the morning. Try not to purchase tickets at noon because they tend to be around $804. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 round-trip 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?

    A flight from London Heathrow to Chicago Midway will travel around 3942.1 mi. A reasonable flight in good conditions will take 11h 40m.

  • 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 updated daily.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to Chicago Midway Airport.

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

    The necessary travel and health documents for your Chicago Midway Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Benton Harbor
Saint Joseph
Portage
Lansing
Valparaiso
Schererville
Crown Point
Munster
Chesterton
Monticello
Porter
Griffith
Saint John

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?

momondo does allow users to show only those flights to Chicago from London which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between London and Chicago by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Chicago from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Chicago Midway Airport trip

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