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Cheap flights from Chicago Midway Airport to London from $239

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 9/25. 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

Virgin Atlantic Logo
1:47 pm - 7:05 amMDW-LHR
11h 18m1 stop
Virgin Atlantic Logo
11:30 am - 11:32 pmLHR-MDW
18h 02m2 stops
$524Virgin Atlantic
Find Deal
Tue, Nov 11 - Wed, Nov 19
Delta Logo
6:30 pm - 1:30 pmMDW-LHR
13h 00m1 stop
Delta Logo
6:15 am - 6:25 pmLHR-MDW
18h 10m2 stops
$525Delta
Find Deal
Sun, Sep 28 - Tue, Oct 7
Delta Logo
6:30 pm - 1:30 pmMDW-LHR
13h 00m1 stop
Delta Logo
6:30 am - 4:09 pmLHR-MDW
15h 39m2 stops
$526Delta
Find Deal
Sun, Sep 28 - Tue, Oct 7
Virgin Atlantic Logo
1:08 pm - 9:00 amMDW-LHR
13h 52m2 stops
Virgin Atlantic Logo
6:30 am - 4:39 pmLHR-MDW
16h 09m2 stops
$530Virgin Atlantic
Find Deal
Wed, Nov 5 - Wed, Nov 12
Virgin Atlantic Logo
7:15 pm - 1:10 pmMDW-LHR
11h 55m1 stop
Virgin Atlantic Logo
11:45 am - 6:25 pmLHR-MDW
12h 40m1 stop
$532Virgin Atlantic
Find Deal
Sun, Sep 28 - Tue, Oct 7
Delta Logo
6:30 pm - 1:30 pmMDW-LHR
13h 00m1 stop
Delta Logo
9:20 am - 4:09 pmLHR-MDW
12h 49m1 stop
$533Delta
Find Deal
Sun, Sep 28 - Tue, Oct 7
Virgin Atlantic Logo
12:48 pm - 8:05 amMDW-LHR
13h 17m2 stops
Virgin Atlantic Logo
12:25 pm - 10:14 pmLHR-MDW
15h 49m2 stops
$536Virgin Atlantic
Find Deal
Mon, Oct 6 - Wed, Oct 22
KLM Logo
2:00 pm - 7:05 amMDW-LHR
11h 05m1 stop
KLM Logo
1:00 pm - 6:34 pmLHR-MDW
11h 34m1 stop
$540KLM
Find Deal
Wed, Jan 21 - Thu, Mar 5
Multiple Airlines Logo
10:35 am - 7:15 amMDW-LHR
14h 40m1 stop
Multiple Airlines Logo
5:10 pm - 6:25 pmLHR-MDW
31h 15m2 stops
$552Multiple Airlines
Find Deal
Mon, Oct 13 - Mon, Oct 20
KLM Logo
2:00 pm - 7:05 amMDW-LHR
11h 05m1 stop
KLM Logo
11:05 am - 6:08 pmLHR-MDW
13h 03m1 stop
$590KLM
Find Deal
Thu, Jan 22 - Tue, Feb 10

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
Sep 28
MDW7:15 pmChicago Midway
11h 55m
1 stop
LHR1:10 pmLondon Heathrow
Oct 7
LHR8:40 amLondon Heathrow
15h 45m
2 stops
MDW6:25 pmChicago Midway
$525
Find similar
Delta
Sep 28
MDW6:30 pmChicago Midway
13h 00m
1 stop
LHR1:30 pmLondon Heathrow
Oct 7
LHR6:30 amLondon Heathrow
15h 39m
2 stops
MDW4:09 pmChicago Midway
$526
Find similar
Delta
Sep 28
MDW6:30 pmChicago Midway
13h 00m
1 stop
LHR1:30 pmLondon Heathrow
Oct 7
LHR9:20 amLondon Heathrow
12h 49m
1 stop
MDW4:09 pmChicago Midway
$533
Find similar

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
Jan 21
MDW2:00 pmChicago Midway
11h 05m
1 stop
LHR7:05 amLondon Heathrow
Mar 5
LHR1:00 pmLondon Heathrow
11h 34m
1 stop
MDW6:34 pmChicago Midway
$540
Find similar
KLM
Sep 22
MDW12:43 pmChicago Midway
12h 02m
1 stop
LHR6:45 amLondon Heathrow
Sep 30
LHR11:20 amLondon Heathrow
16h 16m
1 stop
MDW9:36 pmChicago Midway
$556
Find similar
KLM
Jan 22
MDW2:00 pmChicago Midway
11h 05m
1 stop
LHR7:05 amLondon Heathrow
Feb 10
LHR11:05 amLondon Heathrow
13h 03m
1 stop
MDW6:08 pmChicago Midway
$590
Find similar

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 September 17, 2025.
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

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Tue 11/11

1:47 pm-7:05 am

1 stop11h 18m

London Heathrow

Wed 11/19

11:30 am-11:32 pm

2 stops18h 02m

$524

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Sun 9/28

6:30 pm-1:30 pm

1 stop13h 00m

London Heathrow

Tue 10/7

6:15 am-6:25 pm

2 stops18h 10m

$525

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Sun 9/28

6:30 pm-1:30 pm

1 stop13h 00m

London Heathrow

Tue 10/7

6:30 am-4:09 pm

2 stops15h 39m

$526

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 11/5

1:08 pm-9:00 am

2 stops13h 52m

London Heathrow

Wed 11/12

6:30 am-4:39 pm

2 stops16h 09m

$530

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Sun 9/28

7:15 pm-1:10 pm

1 stop11h 55m

London Heathrow

Tue 10/7

11:45 am-6:25 pm

1 stop12h 40m

$532

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Sun 9/28

6:30 pm-1:30 pm

1 stop13h 00m

London Heathrow

Tue 10/7

9:20 am-4:09 pm

1 stop12h 49m

$533

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Mon 10/6

12:48 pm-8:05 am

2 stops13h 17m

London Heathrow

Wed 10/22

12:25 pm-10:14 pm

2 stops15h 49m

$536

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 1/21

2:00 pm-7:05 am

1 stop11h 05m

London Heathrow

Thu 3/5

1:00 pm-6:34 pm

1 stop11h 34m

$540

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Mon 10/13

10:35 am-7:15 am

1 stop14h 40m

London Heathrow

Mon 10/20

5:10 pm-6:25 pm

2 stops31h 15m

$552

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Thu 1/22

2:00 pm-7:05 am

1 stop11h 05m

London Heathrow

Tue 2/10

11:05 am-6:08 pm

1 stop13h 03m

$590

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 $762. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $908.

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 morning. momondo users have found flights departing from Chicago Midway Airport to London Heathrow Airport in the morning for as low as $663. 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 $827.

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

Direct flights

None
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.
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  • 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 9h 22m.

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

  • 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.

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

Best airlines flying from Chicago Midway Airport to London Heathrow Airport

Compare and see reviews for airlines that fly from Chicago Midway Airport to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $536Free CancellationRating
7.9
7,961 reviews
Search Delta flights

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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.

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