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Cheap flights from Chicago Midway Airport to London from £184

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 18/1. 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 return flights

Enter your travel dates to find the best prices.
Virgin Atlantic Logo
13:47 - 07:05MDW-LHR
11h 18m1 stop
Virgin Atlantic Logo
11:05 - 18:18LHR-MDW
13h 13m1 stop
£444Virgin Atlantic
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Wed, 26 Nov - Wed, 3 Dec
Virgin Atlantic Logo
12:47 - 07:50MDW-LHR
13h 03m1 stop
Virgin Atlantic Logo
11:30 - 23:47LHR-MDW
18h 17m2 stops
£451Virgin Atlantic
Find Deal
Wed, 26 Nov - Wed, 3 Dec
Delta Logo
13:14 - 08:45MDW-LHR
13h 31m1 stop
Delta Logo
06:20 - 18:00LHR-MDW
17h 40m2 stops
£451Delta
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Wed, 3 Dec - Wed, 10 Dec
Delta Logo
13:47 - 07:05MDW-LHR
11h 18m1 stop
Delta Logo
06:30 - 16:18LHR-MDW
15h 48m2 stops
£452Delta
Find Deal
Wed, 26 Nov - Thu, 4 Dec
Virgin Atlantic Logo
09:41 - 06:50MDW-LHR
15h 09m2 stops
Virgin Atlantic Logo
11:30 - 23:47LHR-MDW
18h 17m2 stops
£454Virgin Atlantic
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Wed, 26 Nov - Wed, 3 Dec
Virgin Atlantic Logo
09:59 - 06:50MDW-LHR
14h 51m2 stops
Virgin Atlantic Logo
06:30 - 16:34LHR-MDW
16h 04m2 stops
£455Virgin Atlantic
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Tue, 2 Dec - Tue, 9 Dec
Multiple Airlines Logo
18:08 - 08:45MDW-LHR
32h 37m1 stop
Multiple Airlines Logo
11:30 - 18:36LHR-MDW
37h 06m2 stops
£481Multiple Airlines
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Sun, 28 Dec - Mon, 9 Feb
KLM Logo
13:50 - 07:05MDW-LHR
11h 15m1 stop
KLM Logo
11:05 - 18:18LHR-MDW
13h 13m1 stop
£495KLM
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Thu, 4 Dec - Thu, 18 Dec
KLM Logo
13:49 - 07:05MDW-LHR
11h 16m1 stop
KLM Logo
11:05 - 18:37LHR-MDW
13h 32m1 stop
£501KLM
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Thu, 12 Feb - Tue, 17 Feb
Multiple Airlines Logo
17:59 - 08:45MDW-LHR
9h 46m1 stop
Multiple Airlines Logo
12:25 - 18:08LHR-MDW
11h 43m1 stop
£506Multiple Airlines
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Wed, 11 Mar - Tue, 31 Mar

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
9 Nov
MDW17:34Chicago Midway
12h 06m
1 stop
LHR11:40London Heathrow
18 Nov
LHR11:05London Heathrow
13h 13m
1 stop
MDW18:18Chicago Midway
£447
Find similar
Delta
9 Nov
MDW17:34Chicago Midway
12h 06m
1 stop
LHR11:40London Heathrow
18 Nov
LHR15:50London Heathrow
13h 50m
1 stop
MDW23:40Chicago Midway
£448
Find similar
Delta
9 Nov
MDW17:34Chicago Midway
12h 06m
1 stop
LHR11:40London Heathrow
18 Nov
LHR15:50London Heathrow
13h 50m
1 stop
MDW23:40Chicago Midway
£449
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
18 Nov
MDW13:47Chicago Midway
11h 18m
1 stop
LHR07:05London Heathrow
2 Dec
LHR11:05London Heathrow
13h 13m
1 stop
MDW18:18Chicago Midway
£457
Find similar
KLM
4 Dec
MDW13:50Chicago Midway
11h 15m
1 stop
LHR07:05London Heathrow
18 Dec
LHR11:05London Heathrow
13h 13m
1 stop
MDW18:18Chicago Midway
£495
Find similar
KLM
12 Feb
MDW13:49Chicago Midway
11h 16m
1 stop
LHR07:05London Heathrow
17 Feb
LHR11:05London Heathrow
13h 32m
1 stop
MDW18:37Chicago Midway
£501
Find similar

momondo Fare Finder

 
Customise 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 279,928 searches. Data last updated 5 November 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

Wed 26/11

13:47-07:05

1 stop11h 18m

London Heathrow

Wed 3/12

11:05-18:18

1 stop13h 13m

£444

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 26/11

12:47-07:50

1 stop13h 03m

London Heathrow

Wed 3/12

11:30-23:47

2 stops18h 17m

£451

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 3/12

13:14-08:45

1 stop13h 31m

London Heathrow

Wed 10/12

06:20-18:00

2 stops17h 40m

£451

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 26/11

13:47-07:05

1 stop11h 18m

London Heathrow

Thu 4/12

06:30-16:18

2 stops15h 48m

£452

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 26/11

09:41-06:50

2 stops15h 09m

London Heathrow

Wed 3/12

11:30-23:47

2 stops18h 17m

£454

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Tue 2/12

09:59-06:50

2 stops14h 51m

London Heathrow

Tue 9/12

06:30-16:34

2 stops16h 04m

£455

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Sun 28/12

18:08-08:45

1 stop32h 37m

London Heathrow

Mon 9/2

11:30-18:36

2 stops37h 06m

£481

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Thu 4/12

13:50-07:05

1 stop11h 15m

London Heathrow

Thu 18/12

11:05-18:18

1 stop13h 13m

£495

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Thu 12/2

13:49-07:05

1 stop11h 16m

London Heathrow

Tue 17/2

11:05-18:37

1 stop13h 32m

£501

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 11/3

17:59-08:45

1 stop9h 46m

London Heathrow

Tue 31/3

12:25-18:08

1 stop11h 43m

£506

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

On average, the least expensive day to fly to London Heathrow Airport from Chicago Midway Airport is on a Sunday. momondo users have found tickets for Sunday departures for as low as £523. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £716.

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 afternoon. momondo users have found flights departing from Chicago Midway Airport to London Heathrow Airport in the afternoon for as low as £576. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £590 on average. Flights to London Heathrow Airport from Chicago Midway Airport at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 return 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?

    The distance between Chicago Midway and London Heathrow is about 3942.1 mi. 9h 46m is a normal flight duration for this route.

  • 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 refresh 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 necessary travel and health documents for your London Heathrow 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.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Maidstone
Slough
Northampton
Swindon
Canterbury
Stratford-upon-Avon
Southend-on-Sea
Ipswich
Ilford
Poole
Guildford
Swanage
Dover
Colchester
Chelmsford
Hayes

Why use momondo?

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

Finding the right flight to London from Chicago 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 London quick and easy, saving you time and money.

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

Yes. All flights to London from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.

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 simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Chicago and alert you when they change.

An easier way to manage your London Heathrow Airport trip

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