What airlines fly to London Heathrow Airport?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to London Heathrow Airport from Wisconsin according to our data. American Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 5 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

How many flights depart from Wisconsin to London Heathrow Airport on average per week?

395 flights are operational weekly from Wisconsin to London Heathrow Airport as of June 2026. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.

What is the cheapest airline that flies from Wisconsin to London Heathrow?

British Airways, United Airlines, and JetBlue are the most popular carriers operating from Wisconsin to London Heathrow

How long does it take to fly to London Heathrow Airport?

On average, it takes 10h 45m to fly from Wisconsin to London Heathrow Airport if you fly out of Madison (the most popular airport in Wisconsin) and into London Heathrow Airport (the most popular airport in London Heathrow Airport). If you’re flying out of Milwaukee and into London Heathrow Airport, then the flight time is around 12h 10m.

How many operators does momondo search for flights from Wisconsin to London Heathrow Airport?

As of June 2026, there are 19 operators available to choose from for flights from Wisconsin to London Heathrow Airport.

How old do you have to be to fly from Wisconsin to London Heathrow Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Wisconsin to London Heathrow Airport.

What documentation or ID do you need to fly to London Heathrow Airport?

The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$274 Cheap Flights from Wisconsin to London Heathrow Airport in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Wisconsin to London

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:55 pm - 9:20 pm

MSP

LHR

23h 25m

2 stops

6:40 am - 7:40 pm

LHR

MSP

19h 00m

2 stops

$696Multiple Airlines

Wed, Aug 19 - Wed, Aug 26

3:55 pm - 9:35 pm

MSP

LHR

23h 40m

3 stops

6:40 am - 7:40 pm

LHR

MSP

19h 00m

2 stops

$697Multiple Airlines

Wed, Aug 19 - Wed, Aug 26

3:57 pm - 1:00 pm

MSN

LHR

15h 03m

2 stops

7:40 am - 7:02 pm

LHR

MSN

17h 22m

1 stop

$764United Airlines

Wed, Nov 4 - Fri, Nov 6

7:10 am - 2:35 pm

MSP

LHR

25h 25m

2 stops

7:50 pm - 5:03 pm

LHR

MSP

27h 13m

2 stops

$780Scandinavian Airlines

Mon, Nov 23 - Wed, Dec 2

7:15 pm - 6:35 pm

MSN

LHR

17h 20m

2 stops

7:30 am - 11:37 pm

LHR

MSN

22h 07m

2 stops

$829Lufthansa

Wed, Nov 4 - Fri, Nov 6

6:32 pm - 6:25 pm

MKE

LHR

17h 53m

2 stops

8:45 am - 10:45 pm

LHR

MKE

19h 00m

2 stops

$857Lufthansa

Wed, Oct 21 - Wed, Oct 28

8:16 pm - 12:15 pm

MKE

LHR

9h 59m

1 stop

6:15 am - 7:40 pm

LHR

MKE

18h 25m

2 stops

$859Iberia

Wed, Oct 21 - Wed, Oct 28

6:32 pm - 6:45 am

MKE

LHR

30h 13m

1 stop

6:50 am - 7:10 pm

LHR

MKE

18h 20m

2 stops

$863United Airlines

Sat, Oct 17 - Fri, Oct 23

2:48 pm - 10:50 am

MKE

LHR

14h 02m

1 stop

8:00 pm - 5:40 pm

LHR

MKE

27h 40m

2 stops

$870Iberia

Wed, Sep 30 - Mon, Oct 5

7:15 pm - 8:55 am

ORD

LHR

31h 40m

2 stops

7:50 pm - 4:10 pm

LHR

ORD

26h 20m

2 stops

$890Scandinavian Airlines

Sun, Aug 30 - Sun, Sep 13

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TAP AIR PORTUGAL flights from Wisconsin to London Heathrow Airport

Our best TAP AIR PORTUGAL deals on Wisconsin to London Heathrow Airport flight tickets

TAP AIR PORTUGAL

Aug 12

ORD6:00 pmChicago O'Hare Intl

22h 55m

1 stop

LHR10:55 pmLondon Heathrow

Aug 19

LHR1:45 pmLondon Heathrow

28h 55m

1 stop

ORD12:40 pmChicago O'Hare Intl

$886

TAP AIR PORTUGAL

Aug 5

ORD6:00 pmChicago O'Hare Intl

12h 45m

1 stop

LHR12:45 pmLondon Heathrow

Aug 27

LHR7:50 pmLondon Heathrow

26h 10m

1 stop

ORD4:00 pmChicago O'Hare Intl

$908

TAP AIR PORTUGAL

Jul 8

ORD4:40 pmChicago O'Hare Intl

14h 05m

1 stop

LHR12:45 pmLondon Heathrow

Jul 15

LHR1:45 pmLondon Heathrow

28h 55m

1 stop

ORD12:40 pmChicago O'Hare Intl

$915

American Airlines flights from Wisconsin to London Heathrow Airport

Our best American Airlines deals on Wisconsin to London Heathrow Airport flight tickets

American Airlines

Sep 30

ATW5:21 pmAppleton Intl

12h 49m

1 stop

LHR12:10 pmLondon Heathrow

Oct 8

LHR9:15 amLondon Heathrow

12h 40m

1 stop

ATW3:55 pmAppleton Intl

$892

American Airlines

Nov 1

ATW11:30 amAppleton Intl

13h 25m

1 stop

LHR6:55 amLondon Heathrow

Nov 10

LHR4:30 pmLondon Heathrow

13h 42m

1 stop

ATW12:12 amAppleton Intl

$907

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MinneapolisLondon

MSP - LHR

MSPLHR

Minneapolis St Paul

Wed 8/19

3:55 pm-9:20 pm

2 stops23h 25m

London Heathrow

Wed 8/26

6:40 am-7:40 pm

2 stops19h 00m

$696

MinneapolisLondon

MSP - LHR

MSPLHR

Minneapolis St Paul

Wed 8/19

3:55 pm-9:35 pm

3 stops23h 40m

London Heathrow

Wed 8/26

6:40 am-7:40 pm

2 stops19h 00m

$697

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Wed 11/4

3:57 pm-1:00 pm

2 stops15h 03m

London Heathrow

Fri 11/6

7:40 am-7:02 pm

1 stop17h 22m

$764

MinneapolisLondon

MSP - LHR

MSPLHR

Minneapolis St Paul

Mon 11/23

7:10 am-2:35 pm

2 stops25h 25m

London Heathrow

Wed 12/2

7:50 pm-5:03 pm

2 stops27h 13m

$780

MadisonLondon

MSN - LHR

MSNLHR

Madison Truax Field

Wed 11/4

7:15 pm-6:35 pm

2 stops17h 20m

London Heathrow

Fri 11/6

7:30 am-11:37 pm

2 stops22h 07m

$829

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Wed 10/21

6:32 pm-6:25 pm

2 stops17h 53m

London Heathrow

Wed 10/28

8:45 am-10:45 pm

2 stops19h 00m

$857

Quickest round-trip

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Wed 10/21

8:16 pm-12:15 pm

1 stop9h 59m

London Heathrow

Wed 10/28

6:15 am-7:40 pm

2 stops18h 25m

$859

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Sat 10/17

6:32 pm-6:45 am

1 stop30h 13m

London Heathrow

Fri 10/23

6:50 am-7:10 pm

2 stops18h 20m

$863

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Wed 9/30

2:48 pm-10:50 am

1 stop14h 02m

London Heathrow

Mon 10/5

8:00 pm-5:40 pm

2 stops27h 40m

$870

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Sun 8/30

7:15 pm-8:55 am

2 stops31h 40m

London Heathrow

Sun 9/13

7:50 pm-4:10 pm

2 stops26h 20m

$890

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Wisconsin to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

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Other information

What is the cheapest month to fly to London Heathrow Airport?

The month of October is, on average, the cheapest month to fly to London Heathrow Airport from Wisconsin, with most prices found around $568. If you’re not able to fly to London Heathrow Airport in October, then May is your next best option. Flight prices from Wisconsin to London Heathrow Airport during May average around $580.

Can stopping save me money on Wisconsin to London Heathrow Airport flights?

You could potentially save up to 16% on your flight if you consider stops on a Wisconsin to London Heathrow Airport flight.

Cheap Wisconsin to London Heathrow Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Wisconsin to London Heathrow Airport

Fastest flight time	7h 40m
Direct flights	Every day

The fastest flight from Wisconsin to London Heathrow Airport takes 7h 40m

Direct flights go from Wisconsin to London Heathrow Airport every day.

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Frequently asked questions about flying from Wisconsin to London Heathrow Airport

When did momondo last update prices for flights from Wisconsin to London Heathrow Airport?
Prices for flights from Wisconsin to London Heathrow Airport refresh daily.
How many operators does momondo search for flights from Wisconsin to London Heathrow Airport?
As of June 2026, there are 19 operators available to choose from for flights from Wisconsin to London Heathrow Airport.
How old do you have to be to fly from Wisconsin to London Heathrow Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Wisconsin to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Wisconsin to London Heathrow Airport

Compare and see reviews for airlines that fly from Wisconsin to London Heathrow Airport with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $596	Free Cancellation	Rating 7.8 8,453 reviews	Search Delta flights
British Airways	PriceFrom $624	Free Cancellation	Rating 6.7 8,089 reviews	Search British Airways flights
Virgin Atlantic	PriceFrom $629	Free Cancellation	Rating 7.5 689 reviews	Search Virgin Atlantic flights
United Airlines	PriceFrom $651	Free Cancellation	Rating 7.4 9,906 reviews	Search United Airlines flights
American Airlines	PriceFrom $659	Free Cancellation	Rating 7.1 11,766 reviews	Search American Airlines flights

Hounslow

Gatwick

Milton Keynes

Luton

Hayes

Dover

Crawley

Croydon

Wembley

Stansted

Stratford-upon-Avon

Harrow

Slough

Watford

Ilford

Cobham

Brentwood

Folkestone

Guildford

Romford

Why use momondo?

Why should I use momondo to find a flight deal from Wisconsin to London?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Wisconsin to London. momondo saves you time and could save you money on your trip.

Can I find flights from Wisconsin to London with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to London from Wisconsin with this policy.

How can momondo help me find flights from Wisconsin to London?

momondo helps you find the best flight between Wisconsin and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Wisconsin to London right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to London from Wisconsin. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your London Heathrow Airport trip

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Flights to London Gatwick Airportfrom $367

Flights to London Stansted Airportfrom $505

Flights to London City Airportfrom $331

Flights to London Luton Airportfrom $505

Flights to Glasgow Intl Airportfrom $485

Flights to Belfast Intl Airportfrom $578

Flights to London Southend Airportfrom $704

Flights to Belfast City Airportfrom $587

Cheap flights from Wisconsin to London from $274

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Wisconsin to London departing on 7/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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TAP AIR PORTUGAL flights from Wisconsin to London Heathrow Airport

Our best TAP AIR PORTUGAL deals on Wisconsin to London Heathrow Airport flight tickets

American Airlines flights from Wisconsin to London Heathrow Airport

Our best American Airlines deals on Wisconsin to London Heathrow Airport flight tickets

momondo Fare Finder

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

See travel insights to London from

How to get the cheapest flight ticket from Wisconsin to London Heathrow Airport

What is the cheapest month to fly to London Heathrow Airport?

Can stopping save me money on Wisconsin to London Heathrow Airport flights?

What is the cheapest airline that flies from Wisconsin to London Heathrow?

What airlines fly to London Heathrow Airport?

How many flights depart from Wisconsin to London Heathrow Airport on average per week?

How long does it take to fly to London Heathrow Airport?

Cheap Wisconsin to London Heathrow Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Wisconsin to London Heathrow Airport

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Direct flights

Frequently asked questions about flying from Wisconsin to London Heathrow Airport

Best airlines flying from Wisconsin to London Heathrow Airport

Compare and see reviews for airlines that fly from Wisconsin to London Heathrow Airport with momondo

Traveling to a place near London?

Why use momondo?

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to London

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