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.

£253+ Cheap Flights from Wisconsin to London Heathrow Airport

Cheap flight deals from Wisconsin to Heathrow

Enter your travel dates to find the best prices.

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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 14 October 2026.

Tue 10/1111:35 -

1 stop18h 05m

Tue 17/1106:30 -

2 stops17h 05m

Deal found 11/10£689

Wed 11/1105:30 -

1 stop18h 55m

Wed 18/1106:30 -

2 stops16h 01m

Deal found 13/10£689

Tue 10/1112:32 -

2 stops15h 58m

Tue 17/1106:30 -

2 stops20h 03m

Deal found 11/10£692

Sun 6/1207:01 -

1 stop17h 24m

Wed 16/1208:55 -

2 stops17h 33m

Deal found 12/10£695

Wed 25/1114:30 -

1 stop10h 35m

Wed 2/1219:25 -

2 stops27h 05m

Deal found 11/10£709

Sun 6/1212:53 -

1 stop11h 32m

Thu 17/1211:35 -

1 stop16h 27m

Deal found 12/10£711

Sun 29/1114:30 -

1 stop10h 35m

Tue 22/1211:35 -

1 stop14h 07m

Deal found 11/10£711

Tue 10/1112:32 -

1 stop12h 33m

Tue 17/1110:50 -

1 stop17h 27m

Deal found 11/10£711

Wed 11/1112:32 -

1 stop12h 33m

Wed 18/1112:40 -

1 stop15h 37m

Deal found 13/10£711

Mon 30/1111:35 -

1 stop12h 50m

Tue 22/1209:40 -

2 stops17h 05m

Deal found 11/10£714

Sat 5/1218:35 -

1 stop31h 10m

Wed 23/1210:50 -

1 stop16h 43m

Deal found 11/10£715

Fri 27/1112:42 -

1 stop13h 08m

Fri 4/1211:45 -

2 stops15h 46m

Deal found 13/10£720

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 14 October 2026.

Sun 11/415:47 -

1 stop14h 08m

Tue 13/406:50 -

2 stops14h 20m

Deal found 13/10£606

Mon 8/207:00 -

1 stop17h 50m

Wed 17/206:30 -

2 stops20h 15m

Deal found 9/10£668

Mon 8/214:00 -

1 stop10h 50m

Wed 17/209:50 -

1 stop15h 15m

Deal found 9/10£693

Wed 25/1117:35 -

2 stops14h 15m

Wed 2/1206:30 -

2 stops16h 27m

Deal found 11/10£741

Tue 24/1108:00 -

3 stops17h 10m

Tue 1/1213:00 -

2 stops15h 15m

Deal found 9/10£818

Mon 8/312:20 -

1 stop12h 05m

Tue 16/311:20 -

1 stop11h 44m

Deal found 14/10£693

Sun 6/1207:01 -

1 stop17h 24m

Wed 16/1208:55 -

2 stops17h 33m

Deal found 12/10£695

Sat 5/1217:38 -

1 stop30h 17m

Tue 22/1211:10 -

2 stops16h 31m

Deal found 11/10£748

Wed 24/313:20 -

1 stop12h 05m

Fri 2/409:40 -

1 stop15h 19m

Deal found 9/10£696

Sat 28/1110:53 -

1 stop14h 12m

Sat 5/1209:50 -

1 stop17h 41m

Deal found 14/10£782

Tue 24/1110:20 -

1 stop14h 05m

Tue 1/1210:50 -

1 stop19h 09m

Deal found 9/10£758

Tue 30/309:26 -

1 stop15h 44m

Tue 6/410:45 -

1 stop11h 52m

Deal found 13/10£696

Tue 10/1114:33 -

1 stop11h 22m

Tue 17/1113:00 -

2 stops16h 17m

Deal found 11/10£768

Mon 16/1114:40 -

1 stop10h 15m

Wed 18/1107:35 -

2 stops16h 47m

Deal found 13/10£1,757

Tue 12/105:30 -

1 stop21h 30m

Sun 24/106:30 -

2 stops15h 58m

Deal found 14/10£706

Mon 2/1105:35 -

1 stop20h 15m

Mon 16/1111:20 -

1 stop15h 13m

Deal found 11/10£786

Tue 12/117:25 -

3 stops39h 10m

Sun 24/119:50 -

3 stops30h 47m

Deal found 12/10£998

Wed 13/105:29 -

1 stop20h 21m

Mon 18/106:30 -

2 stops16h 07m

Deal found 13/10£707

Sat 28/1108:10 -

1 stop16h 55m

Sat 5/1210:50 -

1 stop17h 38m

Deal found 14/10£787

Wed 23/1214:50 -

2 stops34h 20m

Tue 29/1207:40 -

1 stop16h 09m

Deal found 12/10£900

Tue 1/1214:50 -

1 stop10h 15m

Tue 22/1211:35 -

1 stop14h 07m

Deal found 11/10£711

Wed 13/111:10 -

3 stops21h 25m

Mon 18/118:40 -

3 stops45h 49m

Deal found 13/10£1,104

Sun 29/1105:30 -

1 stop18h 55m

Fri 18/1220:10 -

1 stop22h 53m

Deal found 11/10£711

Wed 25/1106:30 -

1 stop18h 35m

Sat 5/1208:40 -

2 stops20h 12m

Deal found 9/10£727

Mon 2/1105:35 -

1 stop18h 50m

Sat 7/1109:50 -

1 stop17h 44m

Deal found 11/10£1,002

Thu 26/1111:09 -

2 stops17h 21m

Thu 3/1206:30 -

2 stops16h 58m

Deal found 12/10£730

Mon 29/314:00 -

1 stop11h 10m

Mon 5/410:45 -

1 stop11h 52m

Deal found 13/10£734

Tue 24/1108:10 -

1 stop17h 05m

Tue 1/1206:30 -

2 stops17h 32m

Deal found 9/10£735

Fri 4/1212:53 -

1 stop11h 32m

Fri 11/1211:20 -

1 stop12h 42m

Deal found 12/10£748

Sun 29/1111:35 -

1 stop12h 50m

Mon 21/1210:50 -

1 stop16h 43m

Deal found 11/10£748

Find flight deals from Wisconsin to Heathrow

Round-trip from	£606
One-way from	£253
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

Delta
12/1-31/12
1 total stop
14h 40m total
Wisconsin to London

Search Deals

Highest demand for flights based on searches. 0% potential increase in price (£4 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£25 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

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Tue 12/1

09:20-08:20

3 stops17h 00m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£274

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Wed 11/11

11:38-09:05

2 stops15h 27m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£338

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Wed 11/11

15:19-09:00

1 stop11h 41m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£350

MadisonLondon

MSN Madison Truax Field - LHR London Heathrow

MSNLHR

Madison Truax Field

Wed 11/11

09:59-07:20

2 stops15h 21m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£350

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Thu 29/10

11:42-09:05

2 stops16h 23m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£373

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Sat 12/12

08:41-09:05

2 stops18h 24m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£373

MadisonLondon

MSN Madison Truax Field - LHR London Heathrow

MSNLHR

Madison Truax Field

Mon 30/11

09:59-06:50

2 stops14h 51m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£394

MadisonLondon

MSN Madison Truax Field - LHR London Heathrow

MSNLHR

Madison Truax Field

Tue 1/12

13:26-09:00

2 stops13h 34m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£394

MadisonLondon

MSN Madison Truax Field - LHR London Heathrow

MSNLHR

Madison Truax Field

Sun 29/11

09:59-10:30

2 stops18h 31m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£398

MadisonLondon

MSN Madison Truax Field - LHR London Heathrow

MSNLHR

Madison Truax Field

Sat 28/11

19:49-07:05

1 stop29h 16m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£403

Flights are sorted by cheapest return flights first.

Deals found on 13/10

Showing 1-10 of 53 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.

MKE-LHR

MSN-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

MKE-LHR

MSN-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 £542). Flying from Wisconsin to London Heathrow Airport in December is currently the most expensive (average of £1,127). 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 £670 and £766 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 £542). Flying from Wisconsin to London Heathrow Airport in December is currently the most expensive (average of £1,127). 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

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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.

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Cheap flights from Wisconsin to London Heathrow Airport from £253

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/1. 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 14 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 14 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 14 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 14 October 2026.

Last-minute flights from Wisconsin to HeathrowDiscover last-minute flight deals from Wisconsin to Heathrow. Data last updated 14 October 2026 and is based on user searches.

Discover last-minute flight deals from Wisconsin to Heathrow. Data last updated 14 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 14 October 2026.

Search for one-way flight options from Wisconsin to Heathrow. Find affordable one-way fares based on user searches. Data last updated 14 October 2026.

Find flight deals from Wisconsin to Heathrow

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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 £670 and £766 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?

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Alternative routes for Wisconsin to Heathrow

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Complete your trip

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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

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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 14 October 2026.

Wisconsin and Heathrow flights

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

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

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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 14 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 14 October 2026.

Last-minute flights from Wisconsin to Heathrow
Discover last-minute flight deals from Wisconsin to Heathrow. Data last updated 14 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 14 October 2026.

Wisconsin to London Heathrow Airport flights typically cost between £670 and £766 in March.
The cheapest return price found within the last 5 days was £606 on United Airlines (1 Mar–3 Mar).