What day of the week experiences the fewest flight delays on this route?

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

What is the most punctual flight time for Chicago to London flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

What is the cheapest airline that flies from Chicago Midway to London?

KLM, Delta, and Porter Airlines are the most popular carriers operating from Chicago Midway to London

How often are flights from Chicago to London delayed?

Historically, on average around 0% of flights between Chicago and London have experienced a delay on any given week. The average delay length over the past 12 months has been 0 minutes.

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

As of December 2025, there is 1 operator available to choose from for flights from Chicago Midway Airport to London.

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

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.

What documentation or ID do you need to fly to London?

The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$377 Cheap Flights from Chicago Midway Airport to London in 2025/26

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Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

9:22 pm - 6:00 am

MDW

LGW

26h 38m2 stops

2:00 pm - 2:55 pm

LGW

MDW

30h 55m1 stop

$545Multiple Airlines

Mon, Feb 23 - Fri, Feb 27

1:00 pm - 10:00 am

MDW

LGW

15h 00m1 stop

2:00 pm - 8:43 am

LGW

MDW

24h 43m2 stops

$546Multiple Airlines

Mon, Feb 2 - Fri, Feb 6

7:30 am - 10:00 am

MDW

LGW

20h 30m1 stop

2:00 pm - 9:29 pm

LGW

MDW

37h 29m2 stops

$561Multiple Airlines

Thu, Feb 12 - Thu, Feb 19

1:00 pm - 10:00 am

MDW

LGW

15h 00m1 stop

2:00 pm - 12:05 pm

LGW

MDW

28h 05m2 stops

$566Multiple Airlines

Mon, Jan 26 - Mon, Feb 2

9:50 am - 7:05 am

MDW

LHR

15h 15m1 stop

8:40 am - 5:55 pm

LHR

MDW

15h 15m2 stops

$638Delta

Sun, Jan 11 - Tue, Jan 20

1:49 pm - 7:05 am

MDW

LHR

11h 16m1 stop

6:30 am - 5:55 pm

LHR

MDW

17h 25m2 stops

$640Delta

Sun, Jan 11 - Wed, Jan 21

1:26 pm - 9:20 am

MDW

LHR

13h 54m2 stops

6:30 am - 5:45 pm

LHR

MDW

17h 15m2 stops

$643Virgin Atlantic

Wed, Feb 11 - Wed, Feb 18

9:32 am - 7:05 am

MDW

LHR

15h 33m2 stops

11:30 am - 10:22 pm

LHR

MDW

16h 52m2 stops

$648Virgin Atlantic

Sun, Jan 11 - Tue, Jan 20

1:51 pm - 7:05 am

MDW

LHR

11h 14m1 stop

11:05 am - 6:40 pm

LHR

MDW

13h 35m1 stop

$656KLM

Wed, Feb 11 - Wed, Feb 18

1:51 pm - 7:05 am

MDW

LHR

11h 14m1 stop

10:45 am - 5:45 pm

LHR

MDW

13h 00m1 stop

$657Air France

Wed, Feb 11 - Wed, Feb 18

Delta flights from Chicago Midway Airport to London

Our best Delta deals on Chicago Midway Airport to London flight tickets

Delta

Jan 11

MDW9:50 amChicago Midway

15h 15m

1 stop

LHR7:05 amLondon Heathrow

Jan 20

LHR8:40 amLondon Heathrow

15h 15m

2 stops

MDW5:55 pmChicago Midway

$638

Find similar

Delta

Jan 5

MDW9:50 amChicago Midway

15h 15m

1 stop

LHR7:05 amLondon Heathrow

Jan 13

LHR6:30 amLondon Heathrow

15h 59m

2 stops

MDW4:29 pmChicago Midway

$640

Find similar

Delta

Mar 17

MDW12:47 pmChicago Midway

14h 03m

1 stop

LHR7:50 amLondon Heathrow

Mar 31

LHR6:15 amLondon Heathrow

16h 40m

2 stops

MDW4:55 pmChicago Midway

$644

Find similar

KLM flights from Chicago Midway Airport to London

Our best KLM deals on Chicago Midway Airport to London flight tickets

KLM

Feb 11

MDW1:51 pmChicago Midway

11h 14m

1 stop

LHR7:05 amLondon Heathrow

Feb 18

LHR11:05 amLondon Heathrow

13h 35m

1 stop

MDW6:40 pmChicago Midway

$656

Find similar

KLM

Jan 5

MDW1:49 pmChicago Midway

11h 16m

1 stop

LHR7:05 amLondon Heathrow

Jan 13

LHR11:05 amLondon Heathrow

13h 27m

1 stop

MDW6:32 pmChicago Midway

$667

Find similar

KLM

Jan 18

MDW5:59 pmChicago Midway

11h 41m

1 stop

LHR11:40 amLondon Heathrow

Jan 25

LHR11:05 amLondon Heathrow

13h 31m

1 stop

MDW6:36 pmChicago Midway

$706

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Chicago Midway Airport to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoLondon

MDW - LGW

MDWLGW

Chicago Midway

Mon 2/23

9:22 pm-6:00 am

2 stops26h 38m

London Gatwick

Fri 2/27

2:00 pm-2:55 pm

1 stop30h 55m

$545

ChicagoLondon

MDW - LGW

MDWLGW

Chicago Midway

Mon 2/2

1:00 pm-10:00 am

1 stop15h 00m

London Gatwick

Fri 2/6

2:00 pm-8:43 am

2 stops24h 43m

$546

ChicagoLondon

MDW - LGW

MDWLGW

Chicago Midway

Thu 2/12

7:30 am-10:00 am

1 stop20h 30m

London Gatwick

Thu 2/19

2:00 pm-9:29 pm

2 stops37h 29m

$561

ChicagoLondon

MDW - LGW

MDWLGW

Chicago Midway

Mon 1/26

1:00 pm-10:00 am

1 stop15h 00m

London Gatwick

Mon 2/2

2:00 pm-12:05 pm

2 stops28h 05m

$566

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Sun 1/11

9:50 am-7:05 am

1 stop15h 15m

London Heathrow

Tue 1/20

8:40 am-5:55 pm

2 stops15h 15m

$638

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Sun 1/11

1:49 pm-7:05 am

1 stop11h 16m

London Heathrow

Wed 1/21

6:30 am-5:55 pm

2 stops17h 25m

$640

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 2/11

1:26 pm-9:20 am

2 stops13h 54m

London Heathrow

Wed 2/18

6:30 am-5:45 pm

2 stops17h 15m

$643

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Sun 1/11

9:32 am-7:05 am

2 stops15h 33m

London Heathrow

Tue 1/20

11:30 am-10:22 pm

2 stops16h 52m

$648

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 2/11

1:51 pm-7:05 am

1 stop11h 14m

London Heathrow

Wed 2/18

11:05 am-6:40 pm

1 stop13h 35m

$656

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 2/11

1:51 pm-7:05 am

1 stop11h 14m

London Heathrow

Wed 2/18

10:45 am-5:45 pm

1 stop13h 00m

$657

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago Midway Airport to London

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

Prices

Airlines

Delays

What is the cheapest day to depart on your flight to London?

The cheapest day to depart from Chicago Midway Airport to London is on a Tuesday. Travelers who choose to depart for London on a Tuesday will often find tickets for as low as $767. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $919. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

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

Flying to London from Chicago Midway Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $806 when looking at flights departing in the evening. Flights to London are more costly in the afternoon, with an average ticket price of $830. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

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

When to book flights from Chicago Midway Airport to London

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago Midway Airport to London 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 (MDW to LON) flight deals and tips

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

Fastest flight time	11h 14m
Direct flights	None

The fastest flight from Chicago Midway Airport to London takes 11h 14m

There are no direct flights from Chicago Midway Airport to London. There are no popular flight routes from Chicago Midway Airport to London.

Search flight deals

How far is Chicago Midway to London by plane?
The straight-line distance from Chicago Midway to London is 3953.8 mi. Flights usually cover this in 11h 14m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Chicago Midway Airport to London?
Prices for flights from Chicago Midway Airport to London are updated daily.
How many operators does momondo search for flights from Chicago Midway Airport to London?
As of December 2025, there is 1 operator available to choose from for flights from Chicago Midway Airport to London.
How old do you have to be to fly from Chicago Midway Airport to London?
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.
What documentation or ID do you need to fly to London?
The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Chicago Midway Airport to London

Compare and see reviews for airlines that fly from Chicago Midway Airport to London with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $536	Free Cancellation	Rating 7.9 8,017 reviews		Search Delta flights

Gatwick

Hounslow

Milton Keynes

Dover

Luton

Slough

Guildford

Hayes

Dartford

Crawley

Brentwood

Watford

Wembley

Cobham

Folkestone

Romford

Richmond

Uxbridge

Chelmsford

Stansted

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to London for you.

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

Yes. momondo allows you to filter the results for Chicago to London flights to just show those with flexible booking policies.

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

Once all potential Chicago to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Chicago to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

London City Airport

London Gatwick Airport

London Heathrow Airport

London Luton Airport

London Southend Airport

London Stansted Airport

Popular cities in the United Kingdom

Flights to Manchesterfrom $389

Flights to Edinburghfrom $403

Flights to Birminghamfrom $405

Flights to Glasgowfrom $390

Flights to Newcastle upon Tynefrom $441

Flights to Belfastfrom $486

Flights to Bristolfrom $472

Flights to Invernessfrom $402

Flights to Liverpoolfrom $491

Flights to Aberdeenfrom $526

Flights to Leedsfrom $560

Flights to Cardifffrom $451

Cheap flights from Chicago Midway Airport to London from $377

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 3/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Price Alerts

Find the cheapest flights from Chicago Midway Airport to London

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Delta flights from Chicago Midway Airport to London

Our best Delta deals on Chicago Midway Airport to London flight tickets

KLM flights from Chicago Midway Airport to London

Our best KLM deals on Chicago Midway Airport to London flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Chicago Midway Airport to London that are best for you.

See travel insights to London from

How to get the cheapest flight ticket from Chicago Midway Airport to London

What is the cheapest day to depart on your flight to London?

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

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

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

What is the cheapest airline that flies from Chicago Midway to London?

KLM, Delta, and Porter Airlines are the most popular carriers operating from Chicago Midway to London

How often are flights from Chicago to London delayed?

Historically, on average around 0% of flights between Chicago and London have experienced a delay on any given week. The average delay length over the past 12 months has been 0 minutes.

What is the most punctual flight time for Chicago to London flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

When to book flights from Chicago Midway Airport to London

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

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

Fastest flight time

Direct flights

How far is Chicago Midway to London by plane?

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

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

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

What documentation or ID do you need to fly to London?

Best airlines flying from Chicago Midway Airport to London

Compare and see reviews for airlines that fly from Chicago Midway Airport to London with momondo

Traveling to a place near London?

Why use momondo?

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

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

How can momondo help me find flights 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?

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London