MKE - LHR

$334 Find Cheap Flights from Milwaukee to London Heathrow Airport - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$801
Typical prices: $767-$1,209
United Airlines
Thu 3/1Sat 3/3
MKE - LHR • 1 stop
Cheapest one-way
$334
Typical prices: $379-$600
Delta
Thu 3/22
MKE - LHR • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Milwaukee and London Heathrow Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
25 weeks
in advance
Our data shows that travelers who book at least 25 weeks in advance save around 29% compared to booking last minute.
Insights
Insights
When to travel
January
Cheapest • 29% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Charlotte Douglas (CLT)
Cheapest • Avg $764 (round-trip)
Philadelphia (PHL)
Shortest trip • 11h 09m (one-way)
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Insights
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We hope you love your trip to London Heathrow Airport!
Flight Deals
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Flight Deals

Cheap Flights from Milwaukee to London (MKE-LHR)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Milwaukee to London

Mon, Mar 1 - Wed, Mar 3
United Airlines Logo
8:50 am - 7:55 amMKE  Milwaukee-Mitchell-LHR London Heathrow
17h 05m1 stop Chicago O'Hare Intl
United Airlines Logo
6:50 am - 3:18 pmLHR  London Heathrow-MKE Milwaukee-Mitchell
14h 28m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
$801United Airlines
Mon, Mar 1 - Wed, Mar 3
United Airlines Logo
7:20 pm - 12:00 pmMKE  Milwaukee-Mitchell-LHR London Heathrow
10h 40m1 stop Chicago O'Hare Intl
United Airlines Logo
6:50 am - 6:53 pmLHR  London Heathrow-MKE Milwaukee-Mitchell
18h 03m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
$801United Airlines
Wed, Jan 13 - Thu, Jan 21
Delta Logo
10:30 am - 6:20 amMKE  Milwaukee-Mitchell-LHR London Heathrow
13h 50m1 stop New York LaGuardia
Delta Logo
6:30 am - 4:07 pmLHR  London Heathrow-MKE Milwaukee-Mitchell
15h 37m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
$885Delta
Wed, Jan 13 - Thu, Jan 21
Delta Logo
9:20 am - 7:15 amMKE  Milwaukee-Mitchell-LHR London Heathrow
15h 55m2 stops Detroit Metropolitan Wayne County New York John F Kennedy Intl
Delta Logo
6:30 am - 4:07 pmLHR  London Heathrow-MKE Milwaukee-Mitchell
15h 37m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
$889Delta
Tue, Jan 12 - Thu, Jan 21
Virgin Atlantic Logo
1:00 pm - 7:45 amMKE  Milwaukee-Mitchell-LHR London Heathrow
12h 45m1 stop Detroit Metropolitan Wayne County
Virgin Atlantic Logo
11:45 am - 9:09 pmLHR  London Heathrow-MKE Milwaukee-Mitchell
15h 24m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
$922Virgin Atlantic
Wed, Jan 13 - Thu, Jan 21
Virgin Atlantic Logo
1:00 pm - 8:05 amMKE  Milwaukee-Mitchell-LHR London Heathrow
13h 05m2 stops Detroit Metropolitan Wayne County New York John F Kennedy Intl
Virgin Atlantic Logo
11:45 am - 9:09 pmLHR  London Heathrow-MKE Milwaukee-Mitchell
15h 24m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
$927Virgin Atlantic
Tue, Mar 2 - Fri, Mar 12
Air Canada Logo
2:23 pm - 9:00 pmMKE  Milwaukee-Mitchell-LHR London Heathrow
24h 37m2 stops Chicago O'Hare Intl Ottawa
Air Canada Logo
11:10 am - 1:48 pmLHR  London Heathrow-MKE Milwaukee-Mitchell
32h 38m2 stops Toronto Pearson Intl Chicago O'Hare Intl
$941Air Canada
Tue, Mar 2 - Wed, Mar 17
Air Canada Logo
2:23 pm - 9:00 pmMKE  Milwaukee-Mitchell-LHR London Heathrow
24h 37m2 stops Chicago O'Hare Intl Ottawa
Air Canada Logo
6:00 pm - 6:39 pmLHR  London Heathrow-MKE Milwaukee-Mitchell
29h 39m2 stops Toronto Pearson Intl Chicago O'Hare Intl
$941Air Canada
Sat, Apr 3 - Mon, Apr 19
British Airways Logo
7:32 pm - 9:35 amMKE  Milwaukee-Mitchell-LHR London Heathrow
32h 03m1 stop Chicago O'Hare Intl
British Airways Logo
7:25 pm - 8:06 pmLHR  London Heathrow-MKE Milwaukee-Mitchell
30h 41m2 stops Barcelona-El Prat Chicago O'Hare Intl
$942British Airways
Sat, Apr 3 - Mon, Apr 19
British Airways Logo
2:28 pm - 6:50 amMKE  Milwaukee-Mitchell-LHR London Heathrow
10h 22m1 stop Chicago O'Hare Intl
British Airways Logo
7:25 pm - 6:00 pmLHR  London Heathrow-MKE Milwaukee-Mitchell
28h 35m2 stops Barcelona-El Prat Chicago O'Hare Intl
$986British Airways
Booking Insights

Price, demand and travel trends for Milwaukee to London Heathrow Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Milwaukee to London Heathrow Airport?

Round-trip flights from Milwaukee to London Heathrow Airport typically range from $767 to $1,209. The lowest price found in the past 5 days was $801, on United Airlines.

What's the cheapest day of the week to fly from Milwaukee to London Heathrow Airport?

Based on deals KAYAK users found in the last 12 months, Sunday is the cheapest day of the week to fly from Milwaukee to London Heathrow Airport. It’s 21% cheaper than the average day, while Friday is the most expensive, with prices 31% higher.

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

•January is the cheapest month to fly from Milwaukee to London Heathrow Airport at $668 round-trip.
•June ($1,301) and December ($1,245) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 94% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Milwaukee to London Heathrow Airport the cheapest?

Flights from Milwaukee to London Heathrow Airport are cheapest 25 weeks before departure. Booking in this window typically costs about 29% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Key details for Milwaukee to London Heathrow Airport flights

Low season

October

Cheapest flight

$334
Beat the crowds with an average 41% drop in travelers.
The most popular month to fly with an average 50% increase in travelers.
One-way flight from Milwaukee to London Heathrow Airport

When to book flights from Milwaukee to London

Are your dates flexible? Find out the best times to travel from Milwaukee to London based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Milwaukee to London Heathrow Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Milwaukee to London Heathrow Airport?

    Two cabin classes are available on flights from Milwaukee to London Heathrow Airport:

    • Economy Class
    • Premium Economy Class

  • How long is a flight from Milwaukee to London Heathrow Airport?

    A nonstop flight from Milwaukee to London Heathrow Airport takes 00m, covering 3,894 miles.

  • Do I need a passport to fly from Milwaukee to London Heathrow Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Milwaukee to London Heathrow Airport flight?

    Round-trip flights from Milwaukee to London Heathrow Airport range from $767 to $1,209, with an average of $945 over the past 12 months. Anything below $767 counts as a good deal.

  • How expensive are last-minute Milwaukee to London Heathrow Airport flights?

    Last-minute fares on this route (booked within two weeks of departure) run 2% above the $945 route average. Book 25 weeks before departure for the lowest fares.

  • How are flight prices from Milwaukee to London Heathrow Airport looking right now?

    One-way fares from Milwaukee to London Heathrow Airport are currently in line with typical prices for this route. Average one-way fares are about $462.

  • What car rental options are available at London Heathrow Airport (LHR)?

    London Heathrow Airport (LHR) hosts 5 major car rental companies, with daily rates starting from around $7 for economy cars. Top options include:

    • GREEN MOTION
    • DRIVALIA
    • Europcar
    • Alamo
    • Hertz

  • Which airports can I use when flying from Milwaukee to London Heathrow Airport?

    Flights from Milwaukee to London Heathrow Airport usually depart from Milwaukee-Mitchell (MKE) and arrive at London Heathrow (LHR).

  • Which airports do connecting flights from Milwaukee to London Heathrow Airport pass through?

    One-stop flights from Milwaukee to London Heathrow Airport most commonly connect through:

    • Chicago O'Hare Intl (ORD) - 71% of one-stop connections
    • Detroit Metropolitan Wayne County (DTW) - 7% of one-stop connections
    • Minneapolis St Paul (MSP) - 5% of one-stop connections
    • Charlotte Douglas (CLT) - 5% of one-stop connections

  • Can I save money by using flexible dates for flights from Milwaukee to London Heathrow Airport?

    Yes. Flexible dates can save you up to 40% on flights from Milwaukee to London Heathrow Airport. Sunday is the cheapest departure day at $753 round-trip on average, while Friday is the most expensive at $1,245, a difference of $492.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How much time can I save by choosing a different layover airport from Milwaukee to London Heathrow Airport?

    Flying via Philadelphia (PHL) gives the shortest average 1-stop total travel time at 11h 09m, compared with 11h 13m via Chicago O'Hare Intl (ORD) and 11h 31m via Detroit Metropolitan Wayne County (DTW).

  • What is the time difference between Milwaukee and London Heathrow Airport?

    London Heathrow Airport is 6 hours ahead of Milwaukee (British Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in London Heathrow Airport?

    Some of the most popular sights in London Heathrow Airport are Hyde Park and Buckingham Palace. These are among the most viewed places in London Heathrow Airport on KAYAK.

Your guide to booking Milwaukee to London Heathrow Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Sunday departure and avoid flying on Friday. On this route, Sunday flights average $753, about $492 less than Friday fares (40% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 25 weeks before you fly. On this route, that window historically saves about 29% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Milwaukee to London Heathrow Airport trip for January. Fares historically average $668 round-trip in that month - typically $633 less than the most expensive month, which is June (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to London Heathrow Airport.

    • Hilton London Heathrow Airport

More options for your flight from Milwaukee to London

Complete your trip to London with a hotel stay or car rental

Car rentals in London
Hotels in London
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