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Cheap flights from Chicago Midway Airport to London Heathrow Airport from £306

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 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
MDW — LHR
30 May — 6 Jun1
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 30 April 2026.

Sat 13/610:15
MDW
-
LHR
2 stops16h 20m
Multiple Airlines
Sat 20/612:40
LHR
-
MDW
3 stops31h 55m
Multiple Airlines
Deal found 29/4£624
Thu 4/610:15
MDW
-
LHR
2 stops14h 15m
Multiple Airlines
Wed 10/614:05
LHR
-
MDW
3 stops25h 30m
Multiple Airlines
Deal found 28/4£636
Thu 28/510:30
MDW
-
LHR
2 stops14h 00m
Multiple Airlines
Thu 4/608:45
LHR
-
MDW
3 stops30h 50m
Multiple Airlines
Deal found 29/4£638
Mon 8/610:25
MDW
-
LHR
2 stops14h 05m
Multiple Airlines
Mon 15/614:05
LHR
-
MDW
2 stops25h 35m
Multiple Airlines
Deal found 25/4£640
Fri 5/615:20
MDW
-
LHR
2 stops35h 15m
Multiple Airlines
Sun 14/614:05
LHR
-
MDW
3 stops30h 30m
Multiple Airlines
Deal found 28/4£643
Sun 24/510:30
MDW
-
LHR
2 stops19h 20m
Multiple Airlines
Sun 31/509:30
LHR
-
MDW
2 stops30h 05m
Multiple Airlines
Deal found 28/4£645
Mon 24/813:00
MDW
-
LHR
1 stop12h 10m
Delta
Wed 9/906:30
LHR
-
MDW
2 stops17h 35m
Delta
Deal found 28/4£647
Wed 6/513:24
MDW
-
LHR
1 stop11h 46m
Delta
Fri 15/509:55
LHR
-
MDW
2 stops14h 38m
Delta
Deal found 30/4£649
Mon 1/610:15
MDW
-
LHR
2 stops14h 15m
Multiple Airlines
Tue 16/614:05
LHR
-
MDW
2 stops25h 30m
Multiple Airlines
Deal found 29/4£650
Wed 9/913:00
MDW
-
LHR
2 stops15h 20m
Virgin Atlantic
Fri 18/906:30
LHR
-
MDW
2 stops18h 01m
Virgin Atlantic
Deal found 25/4£650

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 30 April 2026.

Round-trip from

£624

One-way from

£306

Popular in

June

Cheapest in

February

Average price

£518
13/6-20/6
  • 13/6-20/6
  • 5 total stops
  • 48h 15m total
  • Chicago to London
Search Deals
11/6
  • 11/6
  • 3 total stops
  • 44h 00m total
  • Chicago to London
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£125 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 30 April 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

Mon 21/9

13:05-06:25

1 stop11h 20m

London Heathrow

Wed 30/9

10:45-18:31

1 stop13h 46m

£668

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Thu 10/9

16:30-13:15

1 stop14h 45m

London Heathrow

Tue 15/9

09:20-16:27

1 stop13h 07m

£705

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Sat 22/8

10:56-06:25

1 stop13h 29m

London Heathrow

Mon 31/8

06:30-18:05

2 stops17h 35m

£722

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Fri 15/5

09:22-07:10

1 stop15h 48m

London Heathrow

Fri 22/5

10:45-18:33

1 stop13h 48m

£736

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Sun 17/5

09:22-07:10

1 stop15h 48m

London Heathrow

Sun 24/5

08:40-17:56

2 stops15h 16m

£736

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Sun 17/5

13:22-07:10

1 stop11h 48m

London Heathrow

Mon 15/6

08:40-18:18

2 stops15h 38m

£736

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 5/8

13:27-10:40

2 stops15h 13m

London Heathrow

Sun 16/8

15:15-22:36

1 stop13h 21m

£739

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Mon 18/5

09:22-07:10

1 stop15h 48m

London Heathrow

Sun 14/6

11:30-22:17

2 stops16h 47m

£742

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Fri 4/9

13:05-06:25

1 stop11h 20m

London Heathrow

Sat 12/9

10:45-18:31

1 stop13h 46m

£795
Fastest return journey

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Sun 16/8

13:05-06:25

1 stop11h 20m

London Heathrow

Wed 26/8

09:20-16:27

1 stop13h 07m

£803

Flights are sorted by cheapest return flights first.

Deals found on 25/4

Showing 1-10 of 23 resultsSorted by cheapest first
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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 20m. 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
Wembley
Croydon
Northampton
Hounslow
Luton
Gatwick
Ilford
Slough
Hayes
Brentford
Colchester
Romford
Watford
Kingston upon Thames
Eastbourne
Swindon
Ipswich
Southend-on-Sea
Guildford

Browse thousands of different options on Cheapflights for your next trip

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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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