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Cheap flights from Chicago Midway Airport to London from £326

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 5/6. 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 Chicago Midway Airport to London

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:15 - 10:00
MDW
-
LHR
17h 45m
3 stops
Multiple Airlines Logo
14:05 - 09:35
LHR
-
MDW
25h 30m
2 stops
£645Multiple Airlines
Wed, 3 Jun - Tue, 16 Jun
Multiple Airlines Logo
10:30 - 06:30
MDW
-
LHR
14h 00m
2 stops
Multiple Airlines Logo
08:40 - 09:35
LHR
-
MDW
30h 55m
3 stops
£654Multiple Airlines
Thu, 28 May - Mon, 1 Jun
Delta Logo
10:54 - 06:25
MDW
-
LHR
13h 31m
1 stop
Delta Logo
08:40 - 18:01
LHR
-
MDW
15h 21m
2 stops
£655Delta
Tue, 18 Aug - Thu, 27 Aug
Delta Logo
10:35 - 06:25
MDW
-
LHR
13h 50m
1 stop
Delta Logo
06:30 - 16:50
LHR
-
MDW
16h 20m
2 stops
£656Delta
Wed, 4 Nov - Wed, 11 Nov
Delta Logo
10:54 - 06:25
MDW
-
LHR
13h 31m
1 stop
Delta Logo
08:40 - 18:01
LHR
-
MDW
15h 21m
2 stops
£657Delta
Tue, 18 Aug - Thu, 27 Aug
Virgin Atlantic Logo
10:35 - 09:00
MDW
-
LHR
16h 25m
1 stop
Virgin Atlantic Logo
06:30 - 16:25
LHR
-
MDW
15h 55m
2 stops
£657Virgin Atlantic
Wed, 4 Nov - Wed, 11 Nov
Virgin Atlantic Logo
09:24 - 06:45
MDW
-
LHR
15h 21m
2 stops
Virgin Atlantic Logo
08:40 - 21:46
LHR
-
MDW
19h 06m
2 stops
£659Virgin Atlantic
Tue, 25 Aug - Thu, 3 Sep
Virgin Atlantic Logo
13:00 - 10:40
MDW
-
LHR
15h 40m
2 stops
Virgin Atlantic Logo
09:55 - 21:46
LHR
-
MDW
17h 51m
2 stops
£660Virgin Atlantic
Tue, 1 Sep - Tue, 15 Sep
Virgin Atlantic Logo
09:24 - 06:45
MDW
-
LHR
15h 21m
2 stops
Virgin Atlantic Logo
06:30 - 18:31
LHR
-
MDW
18h 01m
2 stops
£660Virgin Atlantic
Wed, 26 Aug - Fri, 4 Sep
Multiple Airlines Logo
10:15 - 10:00
MDW
-
LHR
17h 45m
2 stops
Multiple Airlines Logo
14:05 - 09:40
LHR
-
MDW
25h 35m
3 stops
£662Multiple Airlines
Tue, 16 Jun - Tue, 23 Jun

Virgin Atlantic flights from Chicago Midway Airport to London Heathrow Airport

Our best Virgin Atlantic deals on Chicago Midway Airport to London Heathrow Airport flight tickets
Virgin Atlantic
4 Nov
MDW10:35Chicago Midway
16h 25m
1 stop
LHR09:00London Heathrow
11 Nov
LHR06:30London Heathrow
15h 55m
2 stops
MDW16:25Chicago Midway
£657
Virgin Atlantic
25 Aug
MDW09:24Chicago Midway
15h 21m
2 stops
LHR06:45London Heathrow
3 Sept
LHR08:40London Heathrow
19h 06m
2 stops
MDW21:46Chicago Midway
£659
Virgin Atlantic
1 Sept
MDW13:00Chicago Midway
15h 40m
2 stops
LHR10:40London Heathrow
17 Sept
LHR06:30London Heathrow
21h 16m
2 stops
MDW21:46Chicago Midway
£660

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
7 Oct
MDW13:05Chicago Midway
11h 20m
1 stop
LHR06:25London Heathrow
14 Oct
LHR10:45London Heathrow
13h 52m
1 stop
MDW18:37Chicago Midway
£669
KLM
18 Aug
MDW13:27Chicago Midway
11h 43m
1 stop
LHR07:10London Heathrow
27 Aug
LHR09:20London Heathrow
12h 55m
1 stop
MDW16:15Chicago Midway
£677
KLM
2 Aug
MDW12:41Chicago Midway
11h 44m
1 stop
LHR06:25London Heathrow
14 Aug
LHR09:20London Heathrow
12h 55m
1 stop
MDW16:15Chicago Midway
£699

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 18 May 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 return flight

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 3/6

10:15-10:00

3 stops17h 45m

London Heathrow

Tue 16/6

14:05-09:35

2 stops25h 30m

£645

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Thu 28/5

10:30-06:30

2 stops14h 00m

London Heathrow

Mon 1/6

08:40-09:35

3 stops30h 55m

£654
Fastest return journey

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Tue 18/8

10:54-06:25

1 stop13h 31m

London Heathrow

Thu 27/8

08:40-18:01

2 stops15h 21m

£655

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 4/11

10:35-06:25

1 stop13h 50m

London Heathrow

Wed 11/11

06:30-16:50

2 stops16h 20m

£656

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Tue 18/8

10:54-06:25

1 stop13h 31m

London Heathrow

Thu 27/8

08:40-18:01

2 stops15h 21m

£657

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 4/11

10:35-09:00

1 stop16h 25m

London Heathrow

Wed 11/11

06:30-16:25

2 stops15h 55m

£657

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Tue 25/8

09:24-06:45

2 stops15h 21m

London Heathrow

Thu 3/9

08:40-21:46

2 stops19h 06m

£659

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Tue 1/9

13:00-10:40

2 stops15h 40m

London Heathrow

Tue 15/9

09:55-21:46

2 stops17h 51m

£660

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 26/8

09:24-06:45

2 stops15h 21m

London Heathrow

Fri 4/9

06:30-18:31

2 stops18h 01m

£660

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Tue 16/6

10:15-10:00

2 stops17h 45m

London Heathrow

Tue 23/6

14:05-09:40

3 stops25h 35m

£662

Flights are sorted by cheapest return 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?

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 £524. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Thursday is £770.

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 £587. 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 in the afternoon when prices are £727 on average. Flights to London Heathrow Airport from Chicago Midway Airport in the afternoon 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

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?

    The distance between Chicago Midway and London Heathrow is about 3942.1 mi. 11h 20m 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?

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Gatwick
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Wembley
Slough
Maidstone
Northampton
Swindon
Ipswich
Southend-on-Sea
Canterbury
Ilford
Hayes
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Poole
Folkestone
Chelmsford
Dover

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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