HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
London

$319+ Cheap flights from Madison (MSN) to London (LON)

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 3/31. Fares are subject to change and may not be available on all flights or dates of travel.
MSN — LON
avr. 12 — avr. 191
dim. 4/12
dim. 4/19
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Madison to London 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 London

Cheapest flights from Madison to London
Explore the most affordable flight options available from Madison to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on mars 13, 2026.

This United Airlines deal was found by Cheapflights users on 3/8. 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.
mer. 9/910:57 am
MSN
-
LHR
1 stop12h 58m
United Airlines
mar. 9/157:25 am
LHR
-
MSN
2 stops15h 39m
United Airlines
Deal found 3/8$724
This United Airlines deal was found by Cheapflights users on 3/7. 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.
mer. 4/110:48 am
MSN
-
LHR
1 stop15h 42m
United Airlines
mer. 4/89:30 am
LHR
-
MSN
2 stops44h 19m
United Airlines
Deal found 3/7$732
This United Airlines deal was found by Cheapflights users on 3/8. 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.
sam. 3/283:53 pm
MSN
-
LHR
1 stop32h 52m
United Airlines
mer. 4/89:30 am
LHR
-
MSN
2 stops44h 19m
United Airlines
Deal found 3/8$737
This United Airlines deal was found by Cheapflights users on 3/7. 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.
dim. 12/65:30 pm
MSN
-
LHR
1 stop32h 25m
United Airlines
mer. 12/96:35 am
LHR
-
MSN
2 stops23h 37m
United Airlines
Deal found 3/7$740
This FlightHub deal was found by Cheapflights users on 3/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 9/96:35 pm
MSN
-
LHR
1 stop10h 40m
British Airways
mar. 9/156:15 am
LHR
-
MSN
2 stops22h 49m
British Airways
Deal found 3/9$742
This oojo deal was found by Cheapflights users on 3/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 8/196:00 am
MSN
-
LHR
1 stop18h 50m
British Airways
mar. 8/2512:15 pm
LHR
-
MSN
1 stop17h 15m
British Airways
Deal found 3/9$747
This FlightHub deal was found by Cheapflights users on 3/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 8/196:00 am
MSN
-
LHR
1 stop18h 50m
Multiple Airlines
mer. 8/267:50 am
LHR
-
MSN
2 stops21h 40m
Multiple Airlines
Deal found 3/9$748
This oojo deal was found by Cheapflights users on 3/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 3/288:22 pm
MSN
-
LHR
1 stop29h 18m
British Airways
mer. 4/82:45 pm
LHR
-
MSN
1 stop13h 25m
British Airways
Deal found 3/9$752
This Expedia deal was found by Cheapflights users on 3/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 9/202:59 pm
MSN
-
LGW
2 stops13h 51m
Iberia
lun. 9/288:40 pm
LGW
-
MSN
2 stops29h 03m
Iberia
Deal found 3/12$827
This Cheapflightsfares deal was found by Cheapflights users on 3/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 9/55:40 pm
MSN
-
LCY
2 stops18h 15m
Lufthansa
ven. 9/189:15 am
LCY
-
MSN
2 stops19h 27m
Lufthansa
Deal found 3/11$828
This Cheapflightsfares deal was found by Cheapflights users on 3/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 4/15:55 pm
MSN
-
LCY
2 stops18h 00m
Lufthansa
mer. 4/89:15 am
LCY
-
MSN
2 stops17h 18m
Lufthansa
Deal found 3/10$836
This Cheapflightsfares deal was found by Cheapflights users on 3/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 9/245:30 pm
MSN
-
LCY
2 stops18h 25m
Lufthansa
lun. 9/289:15 am
LCY
-
MSN
2 stops19h 35m
Lufthansa
Deal found 3/9$874

Find flight deals from Madison to London

Discover tips and strategies to find the most affordable flight options for your journey from Madison (MSN) to London (LON). 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 mars 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$732
(United Airlines)

One-way from

$319
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$817
Provider with most accurate pricing for Madison Truax Field-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Madison Truax Field-London (LON) flights.
Search Deals
From Madison Truax Field to London (LON)
Search Deals
One-way flight from Madison Truax Field to London (LON)
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Madison to London 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 mars 13, 2026.
Use the filters below to find and compare flights from Madison to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

ven. 4/3

10:48 am-9:00 am

1 stop16h 12m

London Heathrow

mer. 4/22

6:50 am-3:10 pm

2 stops14h 20m

$773

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

mer. 4/1

3:27 pm-10:55 am

1 stop13h 28m

London Heathrow

mer. 4/8

12:55 pm-10:32 pm

1 stop15h 37m

$783

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

ven. 4/3

3:03 pm-12:15 pm

1 stop15h 12m

London Heathrow

mer. 4/22

9:45 am-5:06 pm

1 stop13h 21m

$802

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

mer. 5/13

2:30 pm-10:40 am

2 stops14h 10m

London Heathrow

dim. 5/17

2:10 pm-10:54 pm

1 stop14h 44m

$807

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

sam. 5/9

12:18 pm-7:15 am

2 stops12h 57m

London Heathrow

sam. 5/16

6:50 am-7:07 pm

2 stops18h 17m

$828

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

jeu. 4/9

10:50 am-6:45 am

1 stop13h 55m

London Heathrow

ven. 4/17

2:05 pm-11:49 pm

2 stops15h 44m

$856

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

mer. 5/13

2:30 pm-10:40 am

2 stops14h 10m

London Heathrow

sam. 5/23

2:05 pm-9:59 am

2 stops25h 54m

$872

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

mer. 5/13

3:29 pm-10:55 am

1 stop13h 26m

London Heathrow

dim. 5/17

1:45 pm-11:28 pm

1 stop15h 43m

$894

MadisonLondon

MSN - LCY

MSNLCY

Madison Truax Field

lun. 9/7

8:26 pm-8:35 am

2 stops30h 09m

London City

jeu. 9/17

7:15 pm-7:43 pm

2 stops30h 28m

$905

MadisonLondon

MSN - LGW

MSNLGW

Madison Truax Field

dim. 4/26

2:18 pm-10:50 am

2 stops14h 32m

London Gatwick

dim. 5/3

8:40 pm-5:06 pm

2 stops26h 26m

$946

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/12

Showing 1-10 of 53 resultsSorted by cheapest first
1
2
3
...
6

Compare providers for flights from Madison to London

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 London in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
OvagoPrice Accuracy2 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 flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Madison-London flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Madison-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Madison-London 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 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 London

Have a flexible travel schedule? Discover the best time to fly to London 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.

Cheapflights Insights

Everything you need to know about your flight from Madison to London

What is the cheapest month to book a flight from Madison to London?

Currently, October is the cheapest month in which you can book a flight from Madison to London (average of $534). Flying from Madison to London in June is currently the most expensive (average of $1,080). 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.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated mars 13, 2026.
See what other customers who have flown with United Airlines,American Airlines, andBritish Airways from Madison to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,418 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,418 reviews
United Airlines
7.4
Good
9,418 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.1
Good
11,449 reviews
United Airlines
7.4
Good
9,418 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
British Airways
6.7
Okay
7,784 reviews
United Airlines
7.4
Good
9,418 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Madison to London. 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?

    Most people fly from Madison Truax Field (MSN) if they book a flight from Madison to London. On average, Truax Field has 0 outbound flights to London per day from 4 airlines. Madison Truax Field is conveniently located just 5.4 mi from Madison’s city center.

  • How long is the flight from Madison to London?

    A quick flight from Madison to London can take about 14h 32m. United Airlines provides one of the quickest options available for as low as $946. Madison and London are separated by a distance of 3961 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Cheapflights users have booked flights from Madison to London round-trip from $622. Other airlines that can offer you cheap pricing are United Airlines, from $670, and British Airways, from $679. Users have found that Delta is 34% cheaper than the other options available to this destination.

  • What are the most popular routes from Madison to London?

    The most popular route from Madison to London is Madison Truax Field - London Heathrow. You may also consider Madison Truax Field - London Gatwick or Madison Truax Field - London City.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Madison to London 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 Madison to London?

    Currently, October is the cheapest month in which you can book a flight from Madison to London (average of $534). Flying from Madison to London in June is currently the most expensive (average of $1,080). 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

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Ilford
Hounslow
Croydon
Gatwick
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Orpington
Watford
Borehamwood
Aylesbury
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Sutton
Slough

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 4 airlines flying from Madison to London

Discover the top 4 airlines that operate flights from Madison to London. 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 mars 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$622Average$1,101FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$670Average$807FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$679Average$802FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$712Average$930FlexibilityNo 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.
Site
©2026 Cheapflights