How long is the flight from Wisconsin to London Heathrow Airport?

For as low as £606, United Airlines can have you in London Heathrow Airport from Wisconsin in 10h 40m. Wisconsin and London Heathrow Airport are separated by a distance of 3894 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 are the most popular routes from Wisconsin to London Heathrow Airport?

When deciding which route to take from Wisconsin to London Heathrow Airport consider Chicago O'Hare Intl - London Heathrow, Minneapolis St Paul - London Heathrow or Milwaukee-Mitchell - London Heathrow as they are the most popular.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Wisconsin to London Heathrow Airport as you normally would.

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

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

How can I find direct flights from Wisconsin to Heathrow?

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

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

Yes. Cheapflights offers flight deals from Wisconsin 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.

£252+ Cheap Flights from Wisconsin to London Heathrow Airport

Cheap flight deals from Wisconsin to Heathrow

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Wisconsin to Heathrow
Explore the most affordable flight options available from Wisconsin to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 October 2026.

Mon 2/1114:59 -

1 stop12h 01m

Tue 17/1106:30 -

2 stops17h 06m

Deal found 30/9£659

Sun 1/1111:29 -

1 stop16h 26m

Tue 17/1106:30 -

2 stops14h 49m

Deal found 1/10£667

Mon 2/1116:56 -

2 stops12h 44m

Tue 17/1108:40 -

2 stops15h 25m

Deal found 30/9£670

Mon 9/1109:35 -

2 stops15h 15m

Wed 9/1211:45 -

2 stops14h 37m

Deal found 29/9£670

Mon 2/1112:36 -

1 stop11h 49m

Tue 17/1116:00 -

1 stop13h 54m

Deal found 1/10£675

Mon 2/1112:36 -

1 stop14h 24m

Tue 17/1111:35 -

1 stop15h 05m

Deal found 30/9£680

Tue 17/1105:30 -

1 stop20h 20m

Tue 24/1106:30 -

2 stops20h 05m

Deal found 3/10£688

Wed 18/1114:30 -

1 stop13h 25m

Wed 25/1111:45 -

2 stops14h 30m

Deal found 3/10£688

Wed 18/1111:35 -

1 stop12h 50m

Wed 25/1106:30 -

2 stops17h 05m

Deal found 3/10£688

Sun 15/1111:08 -

1 stop14h 37m

Sun 22/1106:30 -

2 stops16h 08m

Deal found 1/10£704

Mon 2/1118:35 -

1 stop11h 05m

Mon 9/1106:30 -

2 stops15h 53m

Deal found 30/9£704

Thu 19/1107:00 -

1 stop20h 25m

Thu 26/1108:40 -

2 stops14h 55m

Deal found 29/9£704

Best flights from Wisconsin to Heathrow
Discover carefully curated flight deals from Wisconsin to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 October 2026.

Mon 1/315:50 -

2 stops13h 00m

Wed 3/306:50 -

2 stops15h 53m

Deal found 3/10£609

Mon 2/1116:56 -

2 stops12h 44m

Tue 17/1108:40 -

2 stops15h 25m

Deal found 30/9£670

Sun 15/1110:53 -

2 stops14h 52m

Sun 22/1111:45 -

2 stops14h 30m

Deal found 1/10£707

Sun 15/1112:33 -

1 stop12h 32m

Sun 22/1112:40 -

1 stop15h 49m

Deal found 1/10£726

Fri 12/317:20 -

2 stops12h 45m

Sat 20/309:50 -

1 stop11h 51m

Deal found 3/10£773

Mon 15/207:00 -

2 stops18h 50m

Thu 25/206:30 -

2 stops16h 07m

Deal found 29/9£671

Thu 21/113:00 -

2 stops12h 50m

Tue 26/111:45 -

2 stops15h 24m

Deal found 1/10£709

Fri 4/1214:50 -

1 stop10h 15m

Sun 13/1208:55 -

1 stop19h 57m

Deal found 30/9£764

Sun 15/1115:19 -

1 stop14h 21m

Sun 22/1106:30 -

2 stops17h 35m

Deal found 1/10£704

Thu 12/1117:43 -

1 stop12h 17m

Thu 19/1106:50 -

2 stops14h 21m

Deal found 30/9£781

Sat 14/1112:32 -

1 stop12h 33m

Sat 21/1111:20 -

1 stop12h 38m

Deal found 29/9£763

Fri 12/311:10 -

1 stop14h 35m

Sat 20/309:50 -

1 stop11h 51m

Deal found 3/10£767

Mon 16/1105:30 -

1 stop20h 20m

Mon 23/1106:30 -

2 stops16h 01m

Deal found 1/10£704

Fri 4/1214:43 -

1 stop15h 17m

Sun 13/1216:40 -

2 stops36h 33m

Deal found 30/9£826

Fri 13/1106:05 -

1 stop19h 00m

Fri 20/1106:30 -

2 stops21h 47m

Deal found 29/9£704

Wed 18/1113:37 -

1 stop10h 18m

Mon 30/1118:00 -

2 stops26h 45m

Deal found 2/10£840

Thu 21/110:25 -

1 stop14h 00m

Tue 26/106:30 -

2 stops17h 15m

Deal found 1/10£706

Sun 15/1107:00 -

2 stops19h 05m

Sun 22/1106:30 -

2 stops16h 56m

Deal found 1/10£707

Thu 29/1012:30 -

2 stops17h 00m

Thu 5/1106:30 -

2 stops21h 04m

Deal found 1/10£707

Tue 12/113:00 -

2 stops14h 25m

Sun 24/111:45 -

2 stops15h 24m

Deal found 29/9£709

Thu 7/111:00 -

2 stops14h 45m

Fri 15/106:30 -

2 stops20h 15m

Deal found 29/9£709

Sun 15/1105:30 -

2 stops28h 30m

Sun 22/1106:40 -

3 stops33h 48m

Deal found 1/10£1,547

Wed 25/1111:35 -

1 stop12h 50m

Sat 5/1211:30 -

2 stops15h 54m

Deal found 30/9£710

Sun 1/1111:29 -

1 stop16h 26m

Sun 8/1106:30 -

2 stops17h 34m

Deal found 3/10£726

Mon 16/1117:55 -

1 stop12h 05m

Wed 18/1109:00 -

2 stops19h 38m

Deal found 29/9£1,473

Mon 2/1113:24 -

2 stops15h 06m

Mon 9/1110:00 -

2 stops17h 03m

Deal found 3/10£729

Fri 6/1112:30 -

1 stop12h 35m

Mon 9/1106:30 -

2 stops17h 28m

Deal found 29/9£742

Fri 8/111:11 -

1 stop18h 29m

Sun 17/106:30 -

2 stops22h 25m

Deal found 3/10£744

Fri 12/311:10 -

1 stop14h 35m

Sun 21/306:30 -

2 stops20h 05m

Deal found 3/10£744

Fri 6/1107:59 -

1 stop17h 06m

Mon 16/1112:40 -

1 stop16h 10m

Deal found 1/10£764

Find flight deals from Wisconsin to Heathrow

Round-trip from	£606
One-way from	£252
Popular in	December
Cheapest in	January
Average price	£649

United Airlines
1/3-3/3
3 total stops
28h 43m total
Wisconsin to London

Search Deals

Virgin Atlantic
30/3-31/12
2 total stops
13h 50m total
Wisconsin to London

Search Deals

High demand for flights, 2% potential price rise

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£19 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Cheapflights 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 return flight

MadisonLondon

MSN Madison Truax Field - LHR London Heathrow

MSNLHR

Madison Truax Field

Mon 8/2

08:22-10:25

2 stops20h 03m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£267

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Tue 30/3

07:00-06:30

3 stops17h 30m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£276

MadisonLondon

MSN Madison Truax Field - LHR London Heathrow

MSNLHR

Madison Truax Field

Tue 8/12

10:30-21:20

3 stops28h 50m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£359

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Mon 7/12

17:24-10:50

3 stops35h 26m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£365

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Fri 9/10

14:58-15:00

2 stops18h 02m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£374

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Fri 13/11

12:42-11:40

1 stop16h 58m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£387

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Mon 7/12

07:45-10:30

1 stop20h 45m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£393

MadisonLondon

MSN Madison Truax Field - LHR London Heathrow

MSNLHR

Madison Truax Field

Tue 8/12

13:26-07:45

1 stop12h 19m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£393

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Mon 7/12

13:12-06:50

1 stop11h 38m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£393

MadisonLondon

MSN Madison Truax Field - LHR London Heathrow

MSNLHR

Madison Truax Field

Sun 29/11

14:30-07:05

1 stop10h 35m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£393

Flights are sorted by cheapest return flights first.

Deals found on 29/9

Showing 1-10 of 47 resultsSorted by cheapest first

...

Best time to book a flight from Wisconsin to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Wisconsin with our price prediction graph.

MSN-LHR

MKE-LHR

GRB-LHR

ATW-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.

Cheapflights Insights

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

USWI-LHR

MSN-LHR

MKE-LHR

GRB-LHR

ATW-LHR

What is the cheapest month to book a flight from Wisconsin to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Wisconsin to London Heathrow Airport (average of £541). Flying from Wisconsin to London Heathrow Airport in December is currently the most expensive (average of £1,116). 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.

How much does it cost for a return flight from Wisconsin to London Heathrow Airport?

Airfare is below average for this route at the moment.

Wisconsin to London Heathrow Airport flights typically cost between £669 and £765 in March.
The cheapest return price found within the last 5 days was £606 on United Airlines (1 Mar–3 Mar).

Related info for your journey

How long is the flight from Wisconsin to London Heathrow Airport?
For as low as £606, United Airlines can have you in London Heathrow Airport from Wisconsin in 10h 40m. Wisconsin and London Heathrow Airport are separated by a distance of 3894 mi. This flight may include one or multiple stops.
What are the most popular routes from Wisconsin to London Heathrow Airport?
When deciding which route to take from Wisconsin to London Heathrow Airport consider Chicago O'Hare Intl - London Heathrow, Minneapolis St Paul - London Heathrow or Milwaukee-Mitchell - London Heathrow as they are the most popular.
Can I find deals for flights from Wisconsin to Heathrow that include hotel bookings?
Yes. In addition to deals on Wisconsin to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Wisconsin to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Wisconsin to Heathrow.
Can I find deals for business class flights from Wisconsin to Heathrow?
Yes. Cheapflights offers flight deals from Wisconsin 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.
What is the cheapest month to book a flight from Wisconsin to London Heathrow Airport?
Currently, January is the cheapest month in which you can book a flight from Wisconsin to London Heathrow Airport (average of £541). Flying from Wisconsin to London Heathrow Airport in December is currently the most expensive (average of £1,116). 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

Hounslow

Milton Keynes

Luton

Gatwick

Wembley

Slough

Ilford

Hayes

Croydon

Northampton

Colchester

Eastbourne

Enfield

Brentford

Southend-on-Sea

Barnet

Southall

Watford

Stratford-upon-Avon

Kingston upon Thames

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to England

Flights by cabin class

Heathrow flight routes

Other flight options

Popular flights

Top destinations

Alternative routes for Wisconsin to Heathrow

John F Kennedy Intl to Heathrow flights

Newark to Heathrow flights

Dulles Intl to Heathrow flights

Boston to Heathrow flights

LaGuardia to Heathrow flights

John F Kennedy Intl to Stansted flights

Newark to Gatwick flights

John F Kennedy Intl to London City flights

John F Kennedy Intl to Gatwick flights

Baltimore to Heathrow flights

Los Angeles to Heathrow flights

LaGuardia to Gatwick flights

San Francisco to Heathrow flights

O'Hare Intl to Heathrow flights

Dallas/Fort Worth to Heathrow flights

Newark to London City flights

Seattle to Heathrow flights

Newark to Stansted flights

Boston to Gatwick flights

Atlanta to Heathrow flights

Dulles Intl to Gatwick flights

Newark to Luton flights

Reagan-National to Heathrow flights

Boston to London City flights

Orlando to Heathrow flights

Dulles Intl to London City flights

Boston to Stansted flights

Hobby to Heathrow flights

Philadelphia to Heathrow flights

Miami to Heathrow flights

Los Angeles to Gatwick flights

San Francisco to Gatwick flights

Baltimore to Gatwick flights

O'Hare Intl to Gatwick flights

Reagan-National to Gatwick flights

Denver to Heathrow flights

George Bush Intcntl to Heathrow flights

Los Angeles to Stansted flights

San Francisco to London City flights

Los Angeles to London City flights

O'Hare Intl to London City flights

San Francisco to Stansted flights

O'Hare Intl to Stansted flights

Orlando to Gatwick flights

Dulles Intl to Luton flights

Boston to Luton flights

Raleigh to Heathrow flights

Midway to Heathrow flights

Fly with Cheapflights

How does Cheapflights help users find flights from Wisconsin to Heathrow?

Cheapflights helps you search for flights from Wisconsin to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Wisconsin to Heathrow?

Cheapflights helps you find that perfect flight to Heathrow from Wisconsin by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Wisconsin to Heathrow with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Wisconsin to Heathrow, users can toggle the no change fees filter when performing a flight search.

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

Not ready to book yet? You can track prices for flights from Wisconsin to Heathrow on Cheapflights with our Price Alert feature and get notified when better prices are available.

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.

Cheap flights from Wisconsin to London Heathrow Airport from £252

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Wisconsin to Heathrow

Cheapest flights from Wisconsin to HeathrowExplore the most affordable flight options available from Wisconsin to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 October 2026.

Explore the most affordable flight options available from Wisconsin to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 October 2026.

Best flights from Wisconsin to HeathrowDiscover carefully curated flight deals from Wisconsin to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 October 2026.

Discover carefully curated flight deals from Wisconsin to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 October 2026.

Last-minute flights from Wisconsin to HeathrowDiscover last-minute flight deals from Wisconsin to Heathrow. Data last updated 4 October 2026 and is based on user searches.

Discover last-minute flight deals from Wisconsin to Heathrow. Data last updated 4 October 2026 and is based on user searches.

One-way flights from Wisconsin to HeathrowSearch for one-way flight options from Wisconsin to Heathrow. Find affordable one-way fares based on user searches. Data last updated 4 October 2026.

Search for one-way flight options from Wisconsin to Heathrow. Find affordable one-way fares based on user searches. Data last updated 4 October 2026.

Find flight deals from Wisconsin to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Best time to book a flight from Wisconsin to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Wisconsin with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from Wisconsin to London Heathrow Airport?

How much does it cost for a return flight from Wisconsin to London Heathrow Airport?

Airfare is below average for this route at the moment.

Wisconsin to London Heathrow Airport flights typically cost between £669 and £765 in March.The cheapest return price found within the last 5 days was £606 on United Airlines (1 Mar–3 Mar).

Related info for your journey

How long is the flight from Wisconsin to London Heathrow Airport?

What are the most popular routes from Wisconsin to London Heathrow Airport?

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

How can I find direct flights from Wisconsin to Heathrow?

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

What is the cheapest month to book a flight from Wisconsin to London Heathrow Airport?

Travelling to a place near London Heathrow Airport?

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.

Alternative routes for Wisconsin to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

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

Book a non-stop flight to one of these other cities located in England.

Search flights from Wisconsin to Heathrow by cabin class

Find flights from Wisconsin to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.

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 4 October 2026.

Wisconsin and Heathrow flights

Browse other Wisconsin and Heathrow flight options. Last updated on 4 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Wisconsin to Heathrow flights

Consider these flights travelling from Wisconsin to Heathrow.

Fly with Cheapflights

How does Cheapflights help users find flights from Wisconsin to Heathrow?

Why should you use Cheapflights to find cheap flight tickets from Wisconsin to Heathrow?

Can Cheapflights find flights from Wisconsin to Heathrow with no change fees?

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Wisconsin to Heathrow
Explore the most affordable flight options available from Wisconsin to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 October 2026.

Best flights from Wisconsin to Heathrow
Discover carefully curated flight deals from Wisconsin to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 October 2026.

Last-minute flights from Wisconsin to Heathrow
Discover last-minute flight deals from Wisconsin to Heathrow. Data last updated 4 October 2026 and is based on user searches.

One-way flights from Wisconsin to Heathrow
Search for one-way flight options from Wisconsin to Heathrow. Find affordable one-way fares based on user searches. Data last updated 4 October 2026.

Wisconsin to London Heathrow Airport flights typically cost between £669 and £765 in March.
The cheapest return price found within the last 5 days was £606 on United Airlines (1 Mar–3 Mar).