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 13h 18m. Chicago Midway Airport and London Heathrow Airport are separated by a distance of 3942 mi. This flight may include one or multiple stops.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What is the cheapest time of day to fly from MDW to LHR?

When flying from Chicago Midway Airport to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

£245+ Cheap Flights from Chicago Midway Airport to London Heathrow Airport

Cheap flight deals from Midway to Heathrow

Enter your travel dates to find the best prices.

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Best

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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 5 October 2026.

Mon 2/1111:38 -

1 stop18h 02m

Tue 10/1106:30 -

2 stops15h 48m

Deal found 30/9£667

Mon 2/1113:27 -

2 stops16h 13m

Wed 11/1106:30 -

2 stops16h 09m

Deal found 30/9£670

Tue 17/1109:30 -

2 stops14h 55m

Wed 25/1106:20 -

2 stops17h 44m

Deal found 1/10£675

Wed 4/1113:27 -

1 stop12h 18m

Tue 10/1111:20 -

1 stop12h 44m

Deal found 30/9£676

Tue 3/1111:39 -

1 stop14h 11m

Tue 10/1108:40 -

2 stops15h 24m

Deal found 4/10£688

Wed 11/1113:05 -

1 stop11h 20m

Fri 20/1106:20 -

2 stops16h 19m

Deal found 4/10£694

Wed 18/1111:27 -

2 stops14h 38m

Wed 25/1106:20 -

2 stops17h 44m

Deal found 4/10£697

Find flight deals from Midway to Heathrow

Round-trip from	£661
One-way from	£245
Popular in	June
Cheapest in	February
Average price	£613

Delta
1/3-31/3
3 total stops
28h 35m total
Chicago to London

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KLM
11/1-31/12
1 total stop
11h 50m total
Chicago to London

Search Deals

Highest demand for flights based on searches. 21% potential increase in price (£136 potential increase over avg. return price).

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Cheapest flight prices on average. 5% potential price decrease (£27 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

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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.

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Route

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Price

Cheapest return flight

ChicagoLondon

MDW Chicago Midway - LHR London Heathrow

MDWLHR

Chicago Midway

Wed 6/1

13:00-08:05

2 stops13h 05m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£248

ChicagoLondon

MDW Chicago Midway - LHR London Heathrow

MDWLHR

Chicago Midway

Sat 27/2

10:35-09:00

1 stop16h 25m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£286

ChicagoLondon

MDW Chicago Midway - LHR London Heathrow

MDWLHR

Chicago Midway

Fri 19/3

09:30-07:45

1 stop17h 15m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£384

Fastest return journey

ChicagoLondon

MDW Chicago Midway - LHR London Heathrow

MDWLHR

Chicago Midway

Mon 2/11

13:27-07:05

1 stop11h 38m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£399

ChicagoLondon

MDW Chicago Midway - LHR London Heathrow

MDWLHR

Chicago Midway

Mon 2/11

09:29-07:20

2 stops15h 51m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£421

ChicagoLondon

MDW Chicago Midway - LHR London Heathrow

MDWLHR

Chicago Midway

Tue 29/12

09:30-07:45

1 stop16h 15m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£421

ChicagoLondon

MDW Chicago Midway - LHR London Heathrow

MDWLHR

Chicago Midway

Tue 3/11

11:39-07:50

1 stop14h 11m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£421

ChicagoLondon

MDW Chicago Midway - LHR London Heathrow

MDWLHR

Chicago Midway

Sat 14/11

10:34-08:05

2 stops15h 31m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£437

ChicagoLondon

MDW Chicago Midway - LHR London Heathrow

MDWLHR

Chicago Midway

Thu 5/11

09:29-07:45

1 stop16h 16m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£437

ChicagoLondon

MDW Chicago Midway - LHR London Heathrow

MDWLHR

Chicago Midway

Wed 30/12

11:47-07:05

1 stop13h 18m

London Heathrow

Sun 10/1

06:20-18:37

2 stops18h 17m

£727

Flights are sorted by cheapest return flights first.

Deals found on 30/9

Showing 1-10 of 21 resultsSorted by cheapest first

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.

MDW-LHR

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

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 13h 18m. 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.

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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?

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Cheap flights from Chicago Midway Airport to London Heathrow Airport from £245

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Midway to Heathrow

Cheapest flights from Midway to HeathrowExplore 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 5 October 2026.

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 5 October 2026.

Best flights from Midway to HeathrowDiscover carefully curated flight deals from Midway to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 October 2026.

Discover carefully curated flight deals from Midway to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 October 2026.

Last-minute flights from Midway to HeathrowDiscover last-minute flight deals from Midway to Heathrow. Data last updated 5 October 2026 and is based on user searches.

Discover last-minute flight deals from Midway to Heathrow. Data last updated 5 October 2026 and is based on user searches.

One-way flights from Midway to HeathrowSearch for one-way flight options from Midway to Heathrow. Find affordable one-way fares based on user searches. Data last updated 5 October 2026.

Search for one-way flight options from Midway to Heathrow. Find affordable one-way fares based on user searches. Data last updated 5 October 2026.

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Use the filters below to find and compare flights from Chicago Midway Airport to London Heathrow Airport that are best for you.

Best time to book a flight from Midway to Heathrow

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Related info for your journey

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

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

How can I find direct flights from Midway to Heathrow?

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

Travelling to a place near London Heathrow Airport?

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Alternative routes for Midway to Heathrow

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Complete your trip

Complete your trip to Heathrow by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to England

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Search flights from Midway to Heathrow by cabin class

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Other flights to Heathrow

Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 5 October 2026.

Midway and Heathrow flights

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

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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 5 October 2026.

Best flights from Midway to Heathrow
Discover carefully curated flight deals from Midway to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 October 2026.

Last-minute flights from Midway to Heathrow
Discover last-minute flight deals from Midway to Heathrow. Data last updated 5 October 2026 and is based on user searches.

One-way flights from Midway to Heathrow
Search for one-way flight options from Midway to Heathrow. Find affordable one-way fares based on user searches. Data last updated 5 October 2026.