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.

£331+ 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 11 October 2026.

Sun 8/1113:29 -

1 stop12h 16m

Tue 24/1108:40 -

2 stops14h 55m

Deal found 8/10£681

Wed 4/1112:36 -

1 stop13h 14m

Wed 11/1106:30 -

2 stops17h 06m

Deal found 7/10£684

Sun 8/1117:22 -

2 stops16h 43m

Tue 24/1106:30 -

2 stops15h 55m

Deal found 8/10£687

Sun 8/1113:24 -

1 stop12h 21m

Tue 24/1111:20 -

1 stop12h 45m

Deal found 8/10£687

Wed 11/1115:19 -

1 stop11h 41m

Wed 25/1110:00 -

2 stops16h 15m

Deal found 7/10£688

Tue 3/1107:03 -

1 stop19h 57m

Tue 10/1108:40 -

2 stops15h 25m

Deal found 6/10£689

Tue 3/1109:35 -

2 stops15h 15m

Tue 10/1111:45 -

2 stops14h 30m

Deal found 6/10£692

Sun 8/1113:29 -

2 stops15h 01m

Tue 24/1106:30 -

2 stops18h 37m

Deal found 8/10£692

Wed 4/1110:16 -

1 stop15h 34m

Wed 11/1106:20 -

2 stops16h 03m

Deal found 7/10£693

Sun 8/1117:22 -

1 stop12h 18m

Tue 24/1108:55 -

1 stop13h 30m

Deal found 8/10£698

Sun 8/1111:14 -

1 stop14h 36m

Tue 24/1111:20 -

1 stop12h 15m

Deal found 8/10£703

Tue 24/1111:35 -

1 stop18h 05m

Tue 1/1208:55 -

2 stops19h 57m

Deal found 10/10£723

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 11 October 2026.

Mon 1/315:50 -

2 stops13h 00m

Wed 3/306:50 -

2 stops15h 53m

Deal found 8/10£609

Sun 8/1113:29 -

2 stops15h 01m

Tue 24/1106:30 -

2 stops18h 37m

Deal found 8/10£692

Wed 24/313:20 -

1 stop17h 20m

Fri 2/409:40 -

2 stops17h 57m

Deal found 9/10£699

Wed 25/1112:32 -

1 stop12h 33m

Wed 2/1211:45 -

2 stops15h 11m

Deal found 11/10£734

Sat 21/1111:26 -

2 stops13h 39m

Sat 28/1114:10 -

1 stop14h 46m

Deal found 7/10£1,117

Thu 7/105:45 -

1 stop18h 40m

Fri 15/106:30 -

2 stops16h 04m

Deal found 6/10£706

Tue 3/1114:40 -

1 stop13h 15m

Tue 10/1109:50 -

1 stop15h 36m

Deal found 6/10£711

Wed 17/213:00 -

2 stops14h 00m

Sun 21/208:40 -

2 stops18h 57m

Deal found 6/10£709

Fri 4/1211:45 -

1 stop17h 55m

Sun 13/1211:20 -

1 stop12h 35m

Deal found 9/10£786

Wed 25/1111:35 -

1 stop12h 50m

Wed 2/1209:50 -

1 stop17h 39m

Deal found 10/10£756

Mon 16/1114:40 -

1 stop10h 15m

Wed 18/1107:35 -

2 stops16h 47m

Deal found 9/10£1,756

Fri 6/1114:59 -

1 stop12h 01m

Fri 13/1108:40 -

2 stops16h 46m

Deal found 7/10£726

Wed 21/1012:30 -

1 stop18h 35m

Sun 25/1011:20 -

1 stop14h 55m

Deal found 8/10£805

Fri 13/1117:20 -

1 stop12h 20m

Sun 22/1108:55 -

1 stop13h 30m

Deal found 8/10£786

Mon 2/1105:30 -

1 stop18h 55m

Thu 12/1108:40 -

2 stops15h 25m

Deal found 6/10£727

Thu 22/1010:00 -

2 stops13h 55m

Mon 26/1006:50 -

2 stops17h 18m

Deal found 8/10£993

Mon 2/1105:35 -

1 stop20h 15m

Mon 16/1111:20 -

1 stop15h 13m

Deal found 11/10£786

Wed 25/1106:30 -

1 stop18h 35m

Sat 5/1208:40 -

2 stops20h 12m

Deal found 6/10£727

Mon 15/315:15 -

1 stop10h 50m

Sun 21/309:50 -

1 stop11h 55m

Deal found 9/10£730

Sun 14/315:15 -

1 stop10h 50m

Sat 20/309:50 -

1 stop11h 55m

Deal found 9/10£730

Wed 23/1214:50 -

1 stop33h 05m

Sun 3/111:10 -

2 stops30h 37m

Deal found 9/10£1,183

Tue 16/315:15 -

1 stop10h 50m

Sun 21/309:50 -

1 stop11h 55m

Deal found 9/10£730

Mon 4/113:00 -

1 stop11h 50m

Mon 18/106:30 -

2 stops16h 15m

Deal found 7/10£734

Mon 2/1105:35 -

1 stop20h 15m

Mon 16/1108:40 -

2 stops19h 37m

Deal found 11/10£764

Mon 2/1105:35 -

1 stop20h 15m

Mon 9/1106:30 -

2 stops20h 57m

Deal found 7/10£764

Mon 16/1114:40 -

2 stops18h 15m

Wed 18/1111:00 -

1 stop13h 22m

Deal found 6/10£4,228

Fri 6/1106:00 -

2 stops19h 45m

Mon 16/1106:30 -

2 stops15h 55m

Deal found 6/10£768

Mon 16/1108:00 -

2 stops21h 20m

Wed 18/1109:00 -

2 stops19h 38m

Deal found 7/10£1,949

Fri 4/1211:45 -

1 stop14h 05m

Sun 13/1208:55 -

2 stops18h 29m

Deal found 9/10£770

Sun 1/1105:30 -

1 stop20h 20m

Sun 15/1112:40 -

1 stop15h 49m

Deal found 9/10£786

Find flight deals from Wisconsin to Heathrow

Round-trip from	£605
One-way from	£331
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

JetBlue
17/10-31/12
1 total stop
13h 44m 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 (£26 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

Sat 17/10

10:46-06:30

1 stop13h 44m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£331

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Wed 9/12

07:40-09:05

2 stops19h 25m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£338

Fastest return journey

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

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Mon 9/11

10:20-09:00

1 stop16h 40m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£350

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Sun 8/11

05:30-09:00

1 stop21h 30m

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

11:35-06:25

1 stop12h 50m

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

13:24-11:40

2 stops16h 16m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£350

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Thu 5/11

14:55-13:25

2 stops16h 30m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£373

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Fri 30/10

07:45-08:05

2 stops19h 20m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£373

MilwaukeeLondon

MKE Milwaukee-Mitchell - LHR London Heathrow

MKELHR

Milwaukee-Mitchell

Tue 15/12

12:16-08:05

2 stops13h 49m

London Heathrow

Wed 31/12

00:00-17:00

Nonstop0h 00m

£373

Flights are sorted by cheapest return flights first.

Deals found on 8/10

Showing 1-10 of 51 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

ATW-LHR

GRB-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

ATW-LHR

GRB-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 £1,126). 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 £605 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 £1,126). 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 £331

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/10. 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 11 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 11 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 11 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 11 October 2026.

Last-minute flights from Wisconsin to HeathrowDiscover last-minute flight deals from Wisconsin to Heathrow. Data last updated 11 October 2026 and is based on user searches.

Discover last-minute flight deals from Wisconsin to Heathrow. Data last updated 11 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 11 October 2026.

Search for one-way flight options from Wisconsin to Heathrow. Find affordable one-way fares based on user searches. Data last updated 11 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 £669 and £765 in March.The cheapest return price found within the last 5 days was £605 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

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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 11 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 11 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 11 October 2026.

Last-minute flights from Wisconsin to Heathrow
Discover last-minute flight deals from Wisconsin to Heathrow. Data last updated 11 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 11 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 £605 on United Airlines (1 Mar–3 Mar).