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$400+ Cheap flights from Midway (MDW) to Heathrow (LHR)

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 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
MDW — LHR
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap 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 December 12, 2025.

This Delta deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3111:48 amMDW - LHR
1 stop13h 17mDelta
Wed 1/148:40 amLHR - MDW
2 stops15h 52mDelta
Deal found 12/10$628
This Delta deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/121:50 pmMDW - LHR
1 stop11h 15mDelta
Tue 12/166:30 amLHR - MDW
2 stops17h 30mDelta
Deal found 12/10$680
This Delta deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1112:50 pmMDW - LHR
2 stops13h 55mDelta
Tue 12/166:30 amLHR - MDW
2 stops17h 30mDelta
Deal found 12/10$684
This Delta deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1112:50 pmMDW - LHR
1 stop14h 10mDelta
Wed 12/246:20 amLHR - MDW
2 stops17h 06mDelta
Deal found 12/9$686
This Delta deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:00 amMDW - LHR
2 stops22h 50mDelta
Wed 1/2111:45 amLHR - MDW
2 stops28h 08mDelta
Deal found 12/11$689
This Delta deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/119:34 amMDW - LHR
2 stops15h 16mDelta
Tue 1/2011:30 amLHR - MDW
2 stops27h 22mDelta
Deal found 12/11$695
This Delta deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3111:48 amMDW - LHR
1 stop13h 17mDelta
Sun 1/1111:05 amLHR - MDW
1 stop13h 27mDelta
Deal found 12/10$705
This KLM deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/111:50 pmMDW - LHR
1 stop11h 15mKLM
Thu 12/1811:05 amLHR - MDW
1 stop13h 13mKLM
Deal found 12/10$708

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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$628
(Delta)

One-way from

$400
(KLM)

Popular in

June

Cheapest in

September

Average price

$833
Provider with most accurate pricing for Chicago Midway-London Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago Midway-London Heathrow flights.
Search Deals
From Chicago Midway to London Heathrow
Search Deals
One-way flight from Chicago Midway to London Heathrow
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($206 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated December 12, 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 1/26

12:48 pm-6:25 am

1 stop11h 37m

London Heathrow

Tue 2/10

8:40 am-5:55 pm

2 stops15h 15m

$636

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Tue 4/14

1:00 pm-8:55 am

1 stop13h 55m

London Heathrow

Thu 4/30

6:30 am-6:05 pm

2 stops17h 35m

$651

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 4/8

12:47 pm-6:30 am

1 stop11h 43m

London Heathrow

Wed 4/15

8:40 am-6:05 pm

2 stops15h 25m

$651

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Mon 4/13

1:05 pm-6:30 am

1 stop11h 25m

London Heathrow

Wed 4/22

8:40 am-6:05 pm

2 stops15h 25m

$651

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 4/22

2:00 pm-1:10 pm

1 stop17h 10m

London Heathrow

Wed 5/6

8:40 am-6:05 pm

2 stops15h 25m

$651

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 1/7

1:49 pm-7:05 am

1 stop11h 16m

London Heathrow

Wed 1/14

11:05 am-6:32 pm

1 stop13h 27m

$663

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Wed 1/7

1:49 pm-7:05 am

1 stop11h 16m

London Heathrow

Tue 1/13

11:05 am-6:32 pm

1 stop13h 27m

$663

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Sun 1/25

12:48 pm-6:25 am

1 stop11h 37m

London Heathrow

Tue 2/10

11:05 am-6:36 pm

1 stop13h 31m

$663

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Tue 1/6

1:28 pm-8:45 am

1 stop13h 17m

London Heathrow

Tue 1/13

8:55 am-4:29 pm

1 stop13h 34m

$663

ChicagoLondon

MDW - LHR

MDWLHR

Chicago Midway

Sun 1/11

1:28 pm-8:05 am

2 stops12h 37m

London Heathrow

Tue 1/20

6:30 am-5:29 pm

2 stops16h 59m

$670

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 22 results
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2
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Compare providers for flights from Midway to Heathrow

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Midway to Heathrow in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago Midway Airport-London Heathrow Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Chicago Midway Airport-London Heathrow Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Chicago Midway Airport-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago Midway Airport-London Heathrow Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago Midway Airport-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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.

Cheapflights Insights

Everything you need to know about your flight from Chicago Midway Airport to London Heathrow Airport

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

Find hourly flight availability from Midway to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 57% on flights from Chicago Midway Airport to London Heathrow Airport by exploring options for tickets in the evening.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated December 12, 2025.
Peruse reviews from past customers who have flown with Delta from Chicago Midway Airport to London Heathrow Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,007 reviews

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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?

    For as low as $636, Delta can have you in London Heathrow Airport from Chicago Midway Airport in 11h 37m. The distance between Chicago Midway Airport and London Heathrow Airport is about 3942 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Chicago Midway Airport to London Heathrow Airport round-trip?

    Flying on Delta is currently your cheapest option to London Heathrow Airport, with prices starting at $536.

  • 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 vacation 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Hounslow
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Croydon
Orpington
Northampton
Watford
Hayes
Borehamwood
Broadway
Aylesbury
Chipping Norton
Horley
Kingston upon Thames
Wembley

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Midway to Heathrow

Discover the top airline that operate flights from Midway to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$536Average$980FlexibilityNo cancel feeOn-timeN/A

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