Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Chicago Midway Airport to London from £175

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 25/9. 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
Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Chicago Midway Airport to London

Cheap return flights

Virgin Atlantic Logo
13:47 - 07:05MDW-LHR
11h 18m1 stop
Virgin Atlantic Logo
11:30 - 23:32LHR-MDW
18h 02m2 stops
£384Virgin Atlantic
Find Deal
Tue, 11 Nov - Wed, 19 Nov
Delta Logo
18:30 - 13:30MDW-LHR
13h 00m1 stop
Delta Logo
08:40 - 18:25LHR-MDW
15h 45m2 stops
£385Delta
Find Deal
Sun, 28 Sep - Tue, 7 Oct
Delta Logo
18:30 - 13:30MDW-LHR
13h 00m1 stop
Delta Logo
08:40 - 18:25LHR-MDW
15h 45m2 stops
£385Delta
Find Deal
Sun, 28 Sep - Tue, 7 Oct
Virgin Atlantic Logo
13:14 - 09:00MDW-LHR
13h 46m2 stops
Virgin Atlantic Logo
11:30 - 23:32LHR-MDW
18h 02m2 stops
£388Virgin Atlantic
Find Deal
Sun, 9 Nov - Tue, 18 Nov
Delta Logo
18:23 - 06:45MDW-LHR
30h 22m2 stops
Delta Logo
09:55 - 18:25LHR-MDW
38h 30m2 stops
£388Delta
Find Deal
Sat, 11 Oct - Mon, 20 Oct
Delta Logo
12:43 - 07:15MDW-LHR
12h 32m1 stop
Delta Logo
11:45 - 18:25LHR-MDW
12h 40m1 stop
£390Delta
Find Deal
Sun, 28 Sep - Wed, 8 Oct
Virgin Atlantic Logo
10:35 - 06:45MDW-LHR
14h 10m1 stop
Virgin Atlantic Logo
08:55 - 22:14LHR-MDW
18h 19m1 stop
£391Virgin Atlantic
Find Deal
Wed, 22 Oct - Tue, 28 Oct
KLM Logo
14:00 - 07:05MDW-LHR
11h 05m1 stop
KLM Logo
13:00 - 18:34LHR-MDW
11h 34m1 stop
£396KLM
Find Deal
Wed, 21 Jan - Tue, 27 Jan
KLM Logo
14:00 - 07:05MDW-LHR
11h 05m1 stop
KLM Logo
13:00 - 18:34LHR-MDW
11h 34m1 stop
£396KLM
Find Deal
Sun, 8 Feb - Fri, 20 Feb
Air France Logo
13:47 - 07:05MDW-LHR
11h 18m1 stop
Air France Logo
08:55 - 16:39LHR-MDW
13h 44m1 stop
£438Air France
Find Deal
Wed, 19 Nov - Fri, 28 Nov

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
28 Sept
MDW18:30Chicago Midway
13h 00m
1 stop
LHR13:30London Heathrow
7 Oct
LHR08:40London Heathrow
15h 45m
2 stops
MDW18:25Chicago Midway
£385
Find similar
Delta
28 Sept
MDW18:30Chicago Midway
13h 00m
1 stop
LHR13:30London Heathrow
7 Oct
LHR08:40London Heathrow
15h 45m
2 stops
MDW18:25Chicago Midway
£385
Find similar
Delta
11 Oct
MDW18:23Chicago Midway
30h 22m
2 stops
LHR06:45London Heathrow
20 Oct
LHR09:55London Heathrow
38h 30m
2 stops
MDW18:25Chicago Midway
£388
Find similar

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
11 Nov
MDW13:47Chicago Midway
11h 18m
1 stop
LHR07:05London Heathrow
19 Nov
LHR11:30London Heathrow
18h 02m
2 stops
MDW23:32Chicago Midway
£384
Find similar
Virgin Atlantic
9 Nov
MDW13:14Chicago Midway
13h 46m
2 stops
LHR09:00London Heathrow
18 Nov
LHR11:30London Heathrow
18h 02m
2 stops
MDW23:32Chicago Midway
£388
Find similar
Virgin Atlantic
28 Sept
MDW12:43Chicago Midway
18h 47m
1 stop
LHR13:30London Heathrow
7 Oct
LHR11:45London Heathrow
12h 40m
1 stop
MDW18:25Chicago Midway
£390
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 18 September 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

13:47-07:05

1 stop11h 18m

London Heathrow

Wed 19/11

11:30-23:32

2 stops18h 02m

£384

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Sun 28/9

18:30-13:30

1 stop13h 00m

London Heathrow

Tue 7/10

08:40-18:25

2 stops15h 45m

£385

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Sun 28/9

18:30-13:30

1 stop13h 00m

London Heathrow

Tue 7/10

08:40-18:25

2 stops15h 45m

£385

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Sun 9/11

13:14-09:00

2 stops13h 46m

London Heathrow

Tue 18/11

11:30-23:32

2 stops18h 02m

£388

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Sat 11/10

18:23-06:45

2 stops30h 22m

London Heathrow

Mon 20/10

09:55-18:25

2 stops38h 30m

£388

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Sun 28/9

12:43-07:15

1 stop12h 32m

London Heathrow

Wed 8/10

11:45-18:25

1 stop12h 40m

£390

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 22/10

10:35-06:45

1 stop14h 10m

London Heathrow

Tue 28/10

08:55-22:14

1 stop18h 19m

£391

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 21/1

14:00-07:05

1 stop11h 05m

London Heathrow

Tue 27/1

13:00-18:34

1 stop11h 34m

£396

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Sun 8/2

14:00-07:05

1 stop11h 05m

London Heathrow

Fri 20/2

13:00-18:34

1 stop11h 34m

£396

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 19/11

13:47-07:05

1 stop11h 18m

London Heathrow

Fri 28/11

08:55-16:39

1 stop13h 44m

£438

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 Thursday. momondo users have found tickets for Thursday departures for as low as £507. 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 £646.

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 £480. 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 £565 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.
Search flight deals

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

    The distance between Chicago Midway and London Heathrow is about 3942.1 mi. 11h 05m 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
Luton
Milton Keynes
Maidstone
Gatwick
Slough
Northampton
Swindon
Canterbury
Stratford-upon-Avon
Southend-on-Sea
Ipswich
Ilford
Guildford
Swanage
Poole
Colchester
Worthing
Salisbury
Chelmsford

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

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 18/10
Sat 25/10
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to London