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Cheap flights from Chicago Midway Airport to London Heathrow Airport from £273

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/5. Fares are subject to change and may not be available on all flights or dates of travel.
MDW — LHR
12 Mar — 19 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Midway to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Midway to Heathrow
Explore the most affordable flight options available from Midway to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 February 2026.

Mon 23/213:49
MDW
-
LHR
1 stop11h 16m
Multiple Airlines
Tue 3/311:05
LHR
-
MDW
1 stop13h 35m
Multiple Airlines
Deal found 9/2£464
Mon 23/218:40
MDW
-
LHR
1 stop11h 00m
Delta
Tue 3/308:40
LHR
-
MDW
2 stops14h 57m
Delta
Deal found 9/2£469
Sun 22/210:49
MDW
-
LHR
1 stop13h 36m
Delta
Tue 3/308:40
LHR
-
MDW
2 stops16h 00m
Delta
Deal found 7/2£470
Wed 11/212:46
MDW
-
LHR
1 stop13h 04m
Delta
Tue 17/208:40
LHR
-
MDW
2 stops16h 00m
Delta
Deal found 8/2£471
Tue 10/313:10
MDW
-
LHR
2 stops13h 55m
Virgin Atlantic
Tue 17/306:30
LHR
-
MDW
2 stops21h 01m
Virgin Atlantic
Deal found 9/2£472
Tue 10/209:33
MDW
-
LHR
2 stops15h 32m
Virgin Atlantic
Fri 27/206:30
LHR
-
MDW
2 stops17h 15m
Virgin Atlantic
Deal found 9/2£474
Sun 22/209:34
MDW
-
LHR
2 stops15h 31m
Virgin Atlantic
Tue 3/311:30
LHR
-
MDW
2 stops17h 03m
Virgin Atlantic
Deal found 8/2£476
Wed 8/413:10
MDW
-
LHR
1 stop12h 00m
Delta
Wed 22/408:40
LHR
-
MDW
2 stops15h 56m
Delta
Deal found 8/2£480
Wed 15/414:12
MDW
-
LHR
1 stop16h 53m
Delta
Tue 21/408:40
LHR
-
MDW
2 stops15h 56m
Delta
Deal found 7/2£481
Tue 24/213:49
MDW
-
LHR
1 stop11h 16m
KLM
Fri 6/311:05
LHR
-
MDW
1 stop13h 35m
KLM
Deal found 7/2£483

Find flight deals from Midway to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Midway (MDW) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 10 February 2026.

Round-trip from

£464

One-way from

£273

Popular in

June

Cheapest in

September

Average price

£485
KLM
  • KLM
  • 23/2-3/3
  • 2 total stops
  • 24h 51m total
  • Chicago to London
Search Deals
18/5
  • 18/5
  • 2 total stops
  • 20h 45m total
  • Chicago to London
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£111 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Midway to Heathrow 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, Cheapflights users made 858,174 searches. Data last updated 10 February 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

Midway

Fly to

Heathrow

Route

Depart

Return

Price

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Tue 12/5

13:22-07:10

1 stop11h 48m

London Heathrow

Tue 19/5

06:30-17:56

2 stops17h 26m

£480

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Tue 24/3

14:05-07:05

1 stop12h 00m

London Heathrow

Tue 21/4

08:40-18:36

2 stops15h 56m

£480

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Tue 5/5

09:27-06:45

2 stops15h 18m

London Heathrow

Wed 13/5

06:15-17:56

2 stops17h 41m

£488

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 11/3

13:10-09:20

2 stops15h 10m

London Heathrow

Tue 24/3

12:30-22:31

1 stop15h 01m

£493

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 25/3

10:45-06:25

1 stop14h 40m

London Heathrow

Wed 1/4

12:25-18:40

1 stop12h 15m

£501

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Mon 30/3

18:07-11:20

1 stop11h 13m

London Heathrow

Tue 7/4

15:15-22:31

1 stop13h 16m

£501

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Mon 20/4

09:27-07:10

1 stop15h 43m

London Heathrow

Tue 28/4

11:15-22:28

1 stop17h 13m

£502

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Mon 4/5

13:23-07:10

1 stop11h 47m

London Heathrow

Thu 4/6

08:40-17:56

2 stops15h 16m

£502

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Tue 7/4

19:20-13:05

1 stop11h 45m

London Heathrow

Tue 12/5

10:45-18:14

1 stop13h 29m

£502

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Tue 21/4

12:53-06:25

1 stop11h 32m

London Heathrow

Tue 5/5

12:25-18:36

1 stop12h 11m

£502

Flights are sorted by cheapest return flights first.

Deals found on 9/2

Showing 1-10 of 20 results
1
2

Best time to book a flight from Midway to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Midway with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Midway to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Chicago Midway Airport to London Heathrow Airport?

    Departing from Chicago Midway Airport to London Heathrow Airport will take you 11h 48m. Chicago Midway Airport and London Heathrow Airport are separated by a distance of 3942 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Midway to Heathrow that include hotel bookings?

    Yes. In addition to deals on Midway to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Midway to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Midway to Heathrow.

  • Can I find deals for business class flights from Midway to Heathrow?

    Yes. Cheapflights offers flight deals from Midway to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Luton
Wembley
Northampton
Gatwick
Slough
Hounslow
Ilford
Hayes
Brentford
Colchester
Watford
Guildford
Chelmsford
Eastbourne
Crawley
Kingston upon Thames
Ipswich
Swindon

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Midway to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Heathrow flights
O'Hare Intl to Gatwick flights
O'Hare Intl to London City flights
O'Hare Intl to Stansted flights
O'Hare Intl to Luton flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Midway to Heathrow?

Cheapflights makes it easy to find Midway to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Midway to Heathrow?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Midway to Heathrow for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Midway to Heathrow with no change fees?

Need flexible booking options for your flight to Heathrow from Midway? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Midway to Heathrow become cheaper?

Of course! You can now track prices for flights from Midway to Heathrow and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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