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Cheap flights from Chicago Midway Airport to London from $434

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago Midway Airport to London departing on 6/5. 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 Chicago Midway Airport to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:15 am - 10:00 am
MDW
-
LHR
17h 45m
3 stops
Multiple Airlines Logo
2:05 pm - 9:35 am
LHR
-
MDW
25h 30m
2 stops
$860Multiple Airlines
Wed, Jun 3 - Tue, Jun 16
Multiple Airlines Logo
10:30 am - 6:30 am
MDW
-
LHR
14h 00m
2 stops
Multiple Airlines Logo
8:40 am - 9:35 am
LHR
-
MDW
30h 55m
3 stops
$872Multiple Airlines
Thu, May 28 - Mon, Jun 1
Delta Logo
10:54 am - 6:25 am
MDW
-
LHR
13h 31m
1 stop
Delta Logo
8:40 am - 6:01 pm
LHR
-
MDW
15h 21m
2 stops
$873Delta
Tue, Aug 18 - Thu, Aug 27
Delta Logo
10:35 am - 6:25 am
MDW
-
LHR
13h 50m
1 stop
Delta Logo
6:30 am - 4:50 pm
LHR
-
MDW
16h 20m
2 stops
$874Delta
Wed, Nov 4 - Wed, Nov 11
Delta Logo
10:54 am - 6:25 am
MDW
-
LHR
13h 31m
1 stop
Delta Logo
8:40 am - 6:01 pm
LHR
-
MDW
15h 21m
2 stops
$875Delta
Tue, Aug 18 - Thu, Aug 27
Virgin Atlantic Logo
10:35 am - 9:00 am
MDW
-
LHR
16h 25m
1 stop
Virgin Atlantic Logo
6:30 am - 4:25 pm
LHR
-
MDW
15h 55m
2 stops
$876Virgin Atlantic
Wed, Nov 4 - Wed, Nov 11
Virgin Atlantic Logo
9:24 am - 6:45 am
MDW
-
LHR
15h 21m
2 stops
Virgin Atlantic Logo
8:40 am - 9:46 pm
LHR
-
MDW
19h 06m
2 stops
$878Virgin Atlantic
Tue, Aug 25 - Thu, Sep 3
Virgin Atlantic Logo
1:00 pm - 10:40 am
MDW
-
LHR
15h 40m
2 stops
Virgin Atlantic Logo
9:55 am - 9:46 pm
LHR
-
MDW
17h 51m
2 stops
$879Virgin Atlantic
Tue, Sep 1 - Tue, Sep 15
Virgin Atlantic Logo
9:24 am - 6:45 am
MDW
-
LHR
15h 21m
2 stops
Virgin Atlantic Logo
6:30 am - 6:31 pm
LHR
-
MDW
18h 01m
2 stops
$880Virgin Atlantic
Wed, Aug 26 - Fri, Sep 4
Multiple Airlines Logo
10:15 am - 10:00 am
MDW
-
LHR
17h 45m
2 stops
Multiple Airlines Logo
2:05 pm - 9:40 am
LHR
-
MDW
25h 35m
3 stops
$882Multiple Airlines
Tue, Jun 16 - Tue, Jun 23

KLM flights from Chicago Midway Airport to London Heathrow Airport

Our best KLM deals on Chicago Midway Airport to London Heathrow Airport flight tickets
KLM
Aug 2
MDW1:18 pmChicago Midway
11h 52m
1 stop
LHR7:10 amLondon Heathrow
Aug 12
LHR3:15 pmLondon Heathrow
13h 21m
1 stop
MDW10:36 pmChicago Midway
$932
KLM
Aug 3
MDW12:46 pmChicago Midway
11h 39m
1 stop
LHR6:25 amLondon Heathrow
Aug 12
LHR3:15 pmLondon Heathrow
13h 21m
1 stop
MDW10:36 pmChicago Midway
$933
KLM
Jul 29
MDW7:06 pmChicago Midway
11h 59m
1 stop
LHR1:05 pmLondon Heathrow
Aug 12
LHR10:45 amLondon Heathrow
13h 48m
1 stop
MDW6:33 pmChicago Midway
$934

Delta flights from Chicago Midway Airport to London Heathrow Airport

Our best Delta deals on Chicago Midway Airport to London Heathrow Airport flight tickets
Delta
Aug 5
MDW12:46 pmChicago Midway
12h 29m
1 stop
LHR7:15 amLondon Heathrow
Aug 20
LHR9:20 amLondon Heathrow
12h 55m
1 stop
MDW4:15 pmChicago Midway
$903
Delta
Aug 3
MDW7:25 pmChicago Midway
11h 40m
1 stop
LHR1:05 pmLondon Heathrow
Aug 12
LHR6:15 amLondon Heathrow
16h 00m
2 stops
MDW4:15 pmChicago Midway
$911
Delta
Aug 9
MDW12:46 pmChicago Midway
12h 29m
1 stop
LHR7:15 amLondon Heathrow
Aug 23
LHR8:40 amLondon Heathrow
15h 21m
2 stops
MDW6:01 pmChicago Midway
$923

momondo Fare Finder

 
Customize your flight search to find flights from Chicago Midway Airport to London Heathrow 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 May 18, 2026.
Use the filters below to find and compare flights from Chicago Midway Airport to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 6/3

10:15 am-10:00 am

3 stops17h 45m

London Heathrow

Tue 6/16

2:05 pm-9:35 am

2 stops25h 30m

$860

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Thu 5/28

10:30 am-6:30 am

2 stops14h 00m

London Heathrow

Mon 6/1

8:40 am-9:35 am

3 stops30h 55m

$872
Quickest round-trip

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Tue 8/18

10:54 am-6:25 am

1 stop13h 31m

London Heathrow

Thu 8/27

8:40 am-6:01 pm

2 stops15h 21m

$873

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 11/4

10:35 am-6:25 am

1 stop13h 50m

London Heathrow

Wed 11/11

6:30 am-4:50 pm

2 stops16h 20m

$874

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Tue 8/18

10:54 am-6:25 am

1 stop13h 31m

London Heathrow

Thu 8/27

8:40 am-6:01 pm

2 stops15h 21m

$875

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 11/4

10:35 am-9:00 am

1 stop16h 25m

London Heathrow

Wed 11/11

6:30 am-4:25 pm

2 stops15h 55m

$876

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Tue 8/25

9:24 am-6:45 am

2 stops15h 21m

London Heathrow

Thu 9/3

8:40 am-9:46 pm

2 stops19h 06m

$878

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Tue 9/1

1:00 pm-10:40 am

2 stops15h 40m

London Heathrow

Tue 9/15

9:55 am-9:46 pm

2 stops17h 51m

$879

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 8/26

9:24 am-6:45 am

2 stops15h 21m

London Heathrow

Fri 9/4

6:30 am-6:31 pm

2 stops18h 01m

$880

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Tue 6/16

10:15 am-10:00 am

2 stops17h 45m

London Heathrow

Tue 6/23

2:05 pm-9:40 am

3 stops25h 35m

$882

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 London from

How to get the cheapest flight ticket from Chicago Midway Airport to London Heathrow 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 day to depart on your flight to London Heathrow Airport?

Our data shows that Tuesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $789. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $1,004.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Chicago Midway Airport to London Heathrow Airport in the evening for as low as $859. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $873.

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

You could potentially save up to 7% on your flight if you consider stops on a Chicago Midway Airport to London Heathrow Airport flight.

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

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

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

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

Fastest flight time

11h 20m

Direct flights

None
The fastest flight from Chicago Midway Airport to London Heathrow Airport takes 11h 20m
There are no direct flights from Chicago Midway Airport to London Heathrow Airport. There are no popular flight routes from Chicago Midway Airport to London Heathrow Airport.
Search flight deals

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

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

    London Heathrow is 3942.1 mi away from Chicago Midway. In terms of flight time, this usually takes a little over 11h 20m.

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

    Prices for flights from Chicago Midway Airport to London Heathrow Airport are updated daily.

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

    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 Chicago Midway Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Milton Keynes
Dover
Luton
Hayes
Crawley
Stratford-upon-Avon
Wembley
Slough
Croydon
Stansted
Watford
Harrow
Brentwood
Dartford
Cobham
Folkestone
Romford
Uxbridge

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to London. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to London from Chicago with this policy.

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

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 Chicago to London.

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

Yes. momondo can track prices for Chicago to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your London Heathrow Airport trip

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