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Cheap flights from Chicago Midway Airport to London Heathrow Airport from £238

MDW — LHR
11 Oct — 18 Oct1
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

Sun 20/909:29 -
2 stops21h 36m
Tue 6/1009:20 -
1 stop12h 54m
Deal found 10/9£538
Sun 20/909:29 -
1 stop15h 41m
Tue 29/909:20 -
1 stop12h 55m
Deal found 9/9£545
Wed 23/910:48 -
1 stop14h 27m
Tue 29/906:15 -
2 stops16h 00m
Deal found 10/9£546
Wed 4/1113:27 -
2 stops13h 33m
Wed 11/1111:30 -
2 stops17h 24m
Deal found 9/9£549
Wed 23/909:29 -
2 stops15h 16m
Wed 30/906:30 -
2 stops17h 49m
Deal found 10/9£550
Tue 3/1113:27 -
1 stop12h 18m
Thu 12/1111:20 -
1 stop12h 44m
Deal found 9/9£551
Sun 20/913:19 -
2 stops15h 01m
Tue 29/911:15 -
1 stop17h 29m
Deal found 10/9£554
Tue 13/1012:49 -
1 stop11h 36m
Tue 20/1009:40 -
2 stops18h 53m
Deal found 10/9£555
Wed 30/913:00 -
1 stop11h 25m
Wed 7/1010:45 -
1 stop13h 15m
Deal found 9/9£567
Wed 25/1110:34 -
1 stop14h 31m
Tue 1/1206:30 -
2 stops17h 31m
Deal found 10/9£568
Wed 7/1012:27 -
2 stops19h 23m
Tue 13/1008:55 -
2 stops19h 38m
Deal found 10/9£569

Find flight deals from Midway to Heathrow

Round-trip from

£545

One-way from

£238

Popular in

June

Cheapest in

February

Average price

£648
KLM
  • KLM
  • 19/10-27/10
  • 2 total stops
  • 23h 16m total
  • Chicago to London
Search Deals
4/10-31/12
  • 4/10-31/12
  • 2 total stops
  • 37h 00m total
  • Chicago to London
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£138 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£27 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

 
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 Chicago Midway - LHR London Heathrow

MDWLHR

Chicago Midway

Sun 7/3

17:25-11:40

1 stop12h 15m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£243

ChicagoLondon

MDW Chicago Midway - LHR London Heathrow

MDWLHR

Chicago Midway

Sun 24/1

09:55-07:05

1 stop15h 10m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£243

ChicagoLondon

MDW Chicago Midway - LHR London Heathrow

MDWLHR

Chicago Midway

Mon 28/9

13:00-06:25

1 stop11h 25m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£376

ChicagoLondon

MDW Chicago Midway - LHR London Heathrow

MDWLHR

Chicago Midway

Mon 12/10

10:59-06:25

1 stop13h 26m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£391

ChicagoLondon

MDW Chicago Midway - LHR London Heathrow

MDWLHR

Chicago Midway

Tue 13/10

13:27-09:15

2 stops13h 48m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£391

ChicagoLondon

MDW Chicago Midway - LHR London Heathrow

MDWLHR

Chicago Midway

Wed 14/10

12:49-10:40

2 stops15h 51m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£391
Fastest return journey

ChicagoLondon

MDW Chicago Midway - LHR London Heathrow

MDWLHR

Chicago Midway

Tue 20/10

17:31-10:20

1 stop10h 49m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£391

ChicagoLondon

MDW Chicago Midway - LHR London Heathrow

MDWLHR

Chicago Midway

Sat 17/10

18:44-06:25

2 stops29h 41m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£395

ChicagoLondon

MDW Chicago Midway - LHR London Heathrow

MDWLHR

Chicago Midway

Fri 16/10

12:49-06:25

1 stop11h 36m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£428

ChicagoLondon

MDW Chicago Midway - LHR London Heathrow

MDWLHR

Chicago Midway

Fri 30/10

13:27-07:05

2 stops12h 38m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£428

Flights are sorted by cheapest return flights first.

Deals found on 7/9

Showing 1-10 of 21 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

Related info for your journey

  • 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 10h 49m. 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
Hounslow
Milton Keynes
Luton
Gatwick
Wembley
Slough
Ilford
Hayes
Northampton
Croydon
Colchester
Eastbourne
Brentford
Enfield
Southend-on-Sea
Barnet
Salisbury
Watford
Southall
Swindon

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Midway to Heathrow

O'Hare Intl to Heathrow flights
O'Hare Intl to Gatwick flights
O'Hare Intl to Stansted flights
O'Hare Intl to London City flights
O'Hare Intl to Luton flights

Fly with Cheapflights

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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