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Cheap flights from Chicago Midway Airport to London Heathrow Airport from £175

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 25/9. Fares are subject to change and may not be available on all flights or dates of travel.
MDW — LHR
18 Oct — 25 Oct1
1 adult
1 adult, Economy

Cheap 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 18 September 2025.

Round-trip from

£384

One-way from

£175

Popular in

July

Cheapest in

August

Average price

£752
Virgin Atlantic
  • Virgin Atlantic
  • 11/11-19/11
  • 3 total stops
  • 29h 20m total
  • Chicago to London
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25/9
  • 25/9
  • 3 total stops
  • 41h 44m total
  • Chicago to London
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£96 potential increase over avg. return price).
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Cheapest flight prices on average. 5% potential price decrease (£26 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Find flight deals from Midway to Heathrow

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 18 September 2025.

Tue 11/1113:47MDW - LHR
1 stop11h 18mVirgin Atlantic
Wed 19/1111:30LHR - MDW
2 stops18h 02mVirgin Atlantic
Deal found 16/9£384
Sun 28/918:30MDW - LHR
1 stop13h 00mDelta
Tue 7/1006:15LHR - MDW
2 stops18h 10mDelta
Deal found 17/9£385
Sun 9/1113:14MDW - LHR
2 stops13h 46mVirgin Atlantic
Tue 18/1111:30LHR - MDW
2 stops18h 02mVirgin Atlantic
Deal found 17/9£388
Wed 5/1113:08MDW - LHR
2 stops13h 52mVirgin Atlantic
Wed 12/1106:30LHR - MDW
2 stops16h 09mVirgin Atlantic
Deal found 16/9£388
Sun 28/919:15MDW - LHR
1 stop11h 55mVirgin Atlantic
Tue 28/1008:55LHR - MDW
1 stop18h 19mVirgin Atlantic
Deal found 16/9£390
Wed 22/1017:04MDW - LHR
1 stop14h 26mDelta
Fri 5/1208:55LHR - MDW
1 stop13h 41mDelta
Deal found 17/9£391
Mon 6/1012:48MDW - LHR
2 stops13h 17mVirgin Atlantic
Wed 22/1012:25LHR - MDW
2 stops15h 49mVirgin Atlantic
Deal found 16/9£393
Wed 22/1010:35MDW - LHR
2 stops14h 10mVirgin Atlantic
Tue 28/1008:55LHR - MDW
1 stop18h 19mVirgin Atlantic
Deal found 17/9£393
Mon 10/1112:47MDW - LHR
1 stop14h 13mDelta
Sun 23/1106:20LHR - MDW
2 stops17h 48mDelta
Deal found 16/9£421
Mon 10/1110:47MDW - LHR
1 stop15h 03mVirgin Atlantic
Sun 23/1106:20LHR - MDW
2 stops17h 58mVirgin Atlantic
Deal found 17/9£421
Thu 16/1010:35MDW - LHR
1 stop14h 40mDelta
Thu 23/1008:40LHR - MDW
2 stops15h 45mDelta
Deal found 16/9£422

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 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

Midway

Fly to

Heathrow

Route

Depart

Return

Price

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Mon 1/12

13:47-07:05

1 stop11h 18m

London Heathrow

Tue 9/12

06:30-18:00

2 stops17h 30m

£385

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Sun 2/11

09:20-07:05

1 stop15h 45m

London Heathrow

Thu 20/11

08:40-18:18

2 stops15h 38m

£385

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 29/10

10:40-06:50

2 stops15h 10m

London Heathrow

Wed 5/11

06:30-16:15

2 stops15h 45m

£388

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Sun 28/9

12:43-13:30

1 stop18h 47m

London Heathrow

Tue 7/10

11:45-18:25

1 stop12h 40m

£390

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 22/10

17:04-13:30

1 stop14h 26m

London Heathrow

Wed 29/10

10:45-22:14

1 stop16h 29m

£390

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 25/2

13:00-06:55

2 stops11h 55m

London Heathrow

Tue 3/3

06:20-18:34

2 stops18h 14m

£393

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Tue 2/12

09:34-08:45

1 stop17h 11m

London Heathrow

Sun 7/12

06:20-18:00

2 stops17h 40m

£421

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Mon 6/10

12:48-06:45

1 stop11h 57m

London Heathrow

Mon 13/10

08:40-18:25

2 stops15h 45m

£422

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Thu 16/10

09:35-08:55

1 stop17h 20m

London Heathrow

Thu 23/10

08:40-18:25

2 stops15h 45m

£422

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Fri 16/1

09:30-08:45

1 stop17h 15m

London Heathrow

Tue 20/1

06:20-18:34

2 stops18h 14m

£426

Flights are sorted by cheapest return flights first.

Deals found on 18/9

Showing 1-10 of 21 results
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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 18m. Chicago Midway Airport and London Heathrow Airport are separated by a distance of 3942 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Chicago Midway Airport to London Heathrow Airport one-way?

    One-way options have recently been found by users for as low as £285 on KLM. Other airlines that offer cheap prices include Delta from £285 and Virgin Atlantic from £288 one-way.

  • 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.

  • What is the cheapest month to book a flight from Chicago Midway Airport to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Chicago Midway Airport to London Heathrow Airport (average of £112). Flying from Chicago Midway Airport to London Heathrow Airport in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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
Hounslow
Slough
Gatwick
Northampton
Luton
Deal
Wembley
Ilford
Crawley
Hayes
Watford
Winchester
Chichester
Ipswich
Swindon
Dartford
Guildford
Brentford

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

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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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