MKE - LHR

£301 Find cheap flights from Milwaukee to London Heathrow Airport

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Milwaukee to Heathrow departing on 29/1. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags

Search hundreds of travel sites at once for deals on flights to London Heathrow Airport

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Milwaukee to London, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Milwaukee to London, as well as popular online travel agencies
In the last 7 days, travellers have searched 46,646,933 times on KAYAK, and here's why:

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Cheap flight deals from Milwaukee to London Heathrow Airport (MKE-LHR)

 
These are the cheapest deals for flights from Milwaukee to Heathrow currently on KAYAK along with options from the most popular airlines KAYAK users selected for this route. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent return flight deals from Milwaukee to Heathrow

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from Milwaukee to Heathrow.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
07:00 - 09:20MKE-LHR
20h 20m2 stops
06:40 - 19:39LHR-MKE
18h 59m2 stops
£527Scandinavian Airlines
Find Deal
Tue, 21 Jan - Tue, 4 Feb
07:05 - 09:20MKE-LHR
20h 15m2 stops
06:40 - 19:39LHR-MKE
18h 59m2 stops
£569Scandinavian Airlines
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Wed, 22 Jan - Fri, 31 Jan
12:15 - 09:30MKE-LHR
15h 15m1 stop
07:25 - 17:50LHR-MKE
16h 25m1 stop
£599JetBlue
Find Deal
Wed, 14 May - Wed, 28 May
12:15 - 09:30MKE-LHR
15h 15m1 stop
07:25 - 17:50LHR-MKE
16h 25m1 stop
£611JetBlue
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Fri, 16 May - Tue, 27 May
15:53 - 07:55MKE-LHR
10h 02m1 stop
15:00 - 11:24LHR-MKE
26h 24m2 stops
£619United Airlines
Find Deal
Wed, 22 Jan - Fri, 31 Jan
10:45 - 06:20MKE-LHR
13h 35m1 stop
14:05 - 09:49LHR-MKE
25h 44m2 stops
Mon, 28 Apr - Fri, 9 May
12:05 - 05:55MKE-LHR
11h 50m1 stop
14:30 - 11:55LHR-MKE
27h 25m2 stops
£624United Airlines
Find Deal
Tue, 21 Jan - Tue, 4 Feb
13:00 - 06:50MKE-LHR
11h 50m1 stop
11:00 - 21:28LHR-MKE
16h 28m1 stop
Tue, 21 Jan - Tue, 4 Feb
18:40 - 13:15MKE-LHR
12h 35m1 stop
12:10 - 21:23LHR-MKE
15h 13m1 stop
£639KLM
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Sun, 27 Apr - Thu, 8 May
13:30 - 08:05MKE-LHR
12h 35m1 stop
15:15 - 23:26LHR-MKE
14h 11m1 stop
£679KLM
Find Deal
Tue, 22 Apr - Sun, 4 May

Flights from Milwaukee to Heathrow - Travel Insights & Trends

Get data-powered insights and trends into flights from Milwaukee to Heathrow to help you find the cheapest flights, the best time to fly and much more.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Milwaukee to London Heathrow Airport, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from Milwaukee to London Heathrow Airport is November, where tickets cost £575 on average. On the other hand, the most expensive months are June and December, where the average cost of tickets is £952 and £947 respectively.

How far in advance should I book a flight from Milwaukee to London Heathrow Airport?

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from Milwaukee to London Heathrow Airport, removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from Milwaukee to London Heathrow Airport, you should book around 2 weeks before departure. For the absolute cheapest price, our data suggests you should book 99 days before departure.

Good to know - Cheap tickets from Milwaukee to London Heathrow Airport

Low season

February

High season

May

Cheapest flight

£301
Best time to beat the crowds (13% less expensive on average)
Most popular time to fly (1% more expensive on average)
Flight from Milwaukee to London Heathrow Airport

When to book flights from Milwaukee to Heathrow

Are your dates flexible? Find out the best times to travel from Milwaukee to Heathrow based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Milwaukee to London Heathrow Airport flights

  • What is the cheapest flight from Milwaukee to London Heathrow Airport?

    In the last 3 days, the lowest price for a flight from Milwaukee to London Heathrow Airport was £380 for a one-way ticket and £666 for a return.

  • Which airports will I be using when flying from Milwaukee to London Heathrow Airport?

    On your way to London Heathrow Airport, you’ll fly out from Milwaukee-Mitchell. You’ll be landing at London Heathrow.

  • Which aircraft models fly most regularly from Milwaukee to London Heathrow Airport?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Milwaukee to London Heathrow Airport?

    SkyTeam, Star Alliance, and oneworld are the airline alliances operating flights between Milwaukee and London Heathrow Airport, with SkyTeam being the most commonly used for this route.

  • How does KAYAK find such low prices on flights from Milwaukee to London Heathrow Airport?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Milwaukee to London Heathrow Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Milwaukee to London Heathrow Airport?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London Heathrow Airport from Milwaukee is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Milwaukee to London Heathrow Airport?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to London Heathrow Airport with an airline and back to Milwaukee with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Milwaukee to London Heathrow Airport?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London Heathrow Airport from Milwaukee up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Milwaukee to London

Cheapest flights to London from Milwaukee found in 2024 and 2025

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Milwaukee to London found on KAYAK in the last 72 hours.
29/1Wed
2 stopsScandinavian Airlines
26h 55mMKE-LHR
£301
24/4Thu
2 stopsScandinavian Airlines
20h 30mMKE-LHR
£352
29/1Wed
1 stopKLM
11h 50mMKE-LHR
£374
29/1Wed
3 stopsAir Canada
16h 35mMKE-LHR
£378
24/4Thu
1 stopKLM
12h 35mMKE-LHR
£400
24/4Thu
3 stopsAir Canada
15h 46mMKE-LHR
£405
29/11Fri
1 stopBritish Airways
11h 11mMKE-LHR
£633
29/1Wed
3 stopsAir Canada
16h 35mMKE-LHR
£884
30/11Sat
1 stopBritish Airways
11h 11mMKE-LHR
£1,682
1/12Sun
1 stopBritish Airways
11h 11mMKE-LHR
£2,289

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Last minute flights from Milwaukee to Heathrow

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from Milwaukee to London that are departing in the next 10 days.
24/11Sun
multi-stop
16h 05mMKE-LHR
26/11Tue
multi-stop
31h 10mLHR-MKE
£1,349
24/11Sun
multi-stop
25h 55mMKE-LHR
26/11Tue
multi-stop
24h 55mLHR-MKE
£1,380
22/11Fri
multi-stopUnited Airlines
18h 53mMKE-LHR
29/11Fri
multi-stopUnited Airlines
26h 32mLHR-MKE
£1,398
22/11Fri
multi-stopUnited Airlines
13h 35mMKE-LHR
29/11Fri
multi-stopUnited Airlines
17h 31mLHR-MKE
£1,402
22/11Fri
multi-stopKLM
11h 33mMKE-LHR
29/11Fri
multi-stopKLM
14h 47mLHR-MKE
£1,411
24/11Sun
multi-stop
16h 05mMKE-LHR
26/11Tue
multi-stop
28h 20mLHR-MKE
£1,419
24/11Sun
multi-stop
10h 45mMKE-LHR
26/11Tue
multi-stop
29h 20mLHR-MKE
£1,604
24/11Sun
multi-stopLufthansa
13h 48mMKE-LHR
26/11Tue
multi-stopLufthansa
14h 01mLHR-MKE
£1,859
22/11Fri
multi-stop
16h 38mMKE-LHR
29/11Fri
multi-stop
32h 03mLHR-MKE
£2,027

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Everything you need to know for your flight from Milwaukee to Heathrow

Information on your arrival and departure airports

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