HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Heathrow

$323+ Cheap flights from Madison (MSN) 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 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
MSN — LHR
Aug 27 — Sep 31
Thu 8/27
Thu 9/3
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Madison to Heathrow with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Madison to Heathrow

Cheapest flights from Madison to Heathrow
Explore the most affordable flight options available from Madison to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2026.

This Ovago deal was found by Cheapflights users on 7/24. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:10 am
MSN
-
LHR
1 stop10h 10m
Lufthansa
Wed 10/2811:10 am
LHR
-
MSN
2 stops16h 43m
Lufthansa
Deal found 7/24$856
This United Airlines deal was found by Cheapflights users on 7/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/285:43 pm
MSN
-
LHR
1 stop13h 17m
United Airlines
Wed 11/46:50 am
LHR
-
MSN
2 stops16h 12m
United Airlines
Deal found 7/27$865
This Delta deal was found by Cheapflights users on 7/27. 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.
Mon 10/127:46 pm
MSN
-
LHR
1 stop11h 19m
Delta
Fri 10/236:30 am
LHR
-
MSN
2 stops16h 48m
Delta
Deal found 7/27$884
This British Airways deal was found by Cheapflights users on 7/27. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:20 pm
MSN
-
LHR
1 stop17h 05m
British Airways
Wed 11/44:30 pm
LHR
-
MSN
1 stop12h 42m
British Airways
Deal found 7/27$894
This Virgin Atlantic deal was found by Cheapflights users on 7/27. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:19 am
MSN
-
LHR
1 stop13h 06m
Virgin Atlantic
Tue 10/278:55 am
LHR
-
MSN
1 stop19h 08m
Virgin Atlantic
Deal found 7/27$912
This Delta deal was found by Cheapflights users on 7/25. 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 9/235:57 pm
MSN
-
LHR
1 stop13h 08m
Delta
Wed 9/301:25 pm
LHR
-
MSN
1 stop15h 16m
Delta
Deal found 7/25$913
This Air France deal was found by Cheapflights users on 7/24. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/129:31 am
MSN
-
LHR
1 stop15h 39m
Multiple Airlines
Fri 10/2311:15 am
LHR
-
MSN
1 stop17h 38m
Multiple Airlines
Deal found 7/24$914
This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/214:04 pm
MSN
-
LHR
2 stops22h 31m
United Airlines
Fri 11/276:35 am
LHR
-
MSN
2 stops22h 24m
United Airlines
Deal found 7/28$915

Find flight deals from Madison to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Madison (MSN) 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 July 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$736
(United Airlines)

One-way from

$323
(oojo)

Popular in

June

Cheapest in

December

Average price

$1,199
Provider with most accurate pricing for Madison Truax Field-London Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for Madison Truax Field-London Heathrow flights.
Search Deals
From Madison Truax Field to London Heathrow
Search Deals
One-way flight from Madison Truax Field to London Heathrow
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($342 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($61 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Madison 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 July 28, 2026.
Use the filters below to find and compare flights from Madison to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Mon 1/11

8:20 am-8:25 am

2 stops18h 05m

London Heathrow

Wed 1/13

6:50 am-5:02 pm

2 stops16h 12m

$751
Quickest round-trip

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Wed 10/28

3:00 pm-10:25 am

2 stops14h 25m

London Heathrow

Wed 11/4

6:50 am-3:00 pm

2 stops14h 10m

$869

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Mon 10/12

11:28 am-7:15 am

1 stop13h 47m

London Heathrow

Fri 10/23

8:40 am-9:00 pm

2 stops18h 20m

$885
Cheapest one-way

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Mon 11/9

9:35 am-6:55 am

1 stop15h 20m

$323

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Mon 11/9

4:09 pm-7:10 am

3 stops33h 01m

$390

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Tue 10/6

2:45 pm-9:40 pm

3 stops24h 55m

$410

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Tue 9/22

7:05 am-6:25 am

2 stops17h 20m

$463

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Tue 9/22

5:08 pm-1:15 pm

1 stop14h 07m

$463
Quickest one-way

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Tue 10/6

5:27 pm-11:20 am

1 stop11h 53m

$463

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Sat 9/5

2:51 pm-1:05 pm

1 stop16h 14m

$512

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/25

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

Compare providers for flights from Madison 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 Madison to Heathrow in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice 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 Madison-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Madison-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Madison-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Madison-London Heathrow Airport flights, Cheapflights users trust FlightHub the most. FlightHub 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 Madison-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 Madison to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Madison 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.

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 July 28, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican Airlines from Madison 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
7.8
Good
8,490 reviews

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

7.8

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,490 reviews
Delta
7.8
Good
8,490 reviews

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

7.8

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
10,049 reviews
Delta
7.8
Good
8,490 reviews

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

7.8

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,845 reviews
Delta
7.8
Good
8,490 reviews

Food

7.2

Crew

8.5

Entertainment

7.8

Overall

7.8

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

Find useful and relevant information for your journey from Madison to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Madison to London Heathrow?

    If you book a flight to London Heathrow from Madison, you will be flying from Truax Field, which is the city’s only airport. Madison Truax Field (MSN) is located 5.4 mi from the center of Madison. There are 0 flights from Truax Field to London Heathrow per day from 3 different airlines.

  • How long is the flight from Madison to London Heathrow Airport?

    Departing from Madison to London Heathrow Airport will take you 20h 55m. The distance between Madison and London Heathrow Airport is about 3940 mi.

  • What are the cheapest airlines flying from Madison to London Heathrow Airport round-trip?

    Flying on United Airlines is currently your cheapest option to London Heathrow Airport, with prices starting at $651. Additional round-trip tickets that might be worth considering are offered by Delta and American Airlines, with the lowest prices starting at $654 and $733, respectively. United Airlines is 34% cheaper than the average price of flights available within the next 90 days to this destination.

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

    Yes. In addition to deals on Madison to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Madison to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Madison to Heathrow.

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

    Yes. Cheapflights offers flight deals from Madison 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
Dorking
Hounslow
Winchester
Croydon
Gatwick
Wembley
Harrow
Eastleigh
Southend-on-Sea
Watford
Northampton
Dartford
Chipping Norton
Kingston upon Thames
Eastbourne
Slough
Stansted
Sutton
Luton

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 3 airlines flying from Madison to Heathrow

Discover the top 3 airlines that operate flights from Madison 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 July 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$651Average$767FlexibilityNo cancel feeOn-time69%
DeltaCheapest$654Average$1,264FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$733Average$949FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.