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Cheap flights from Milwaukee to London from $285

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Milwaukee to London departing on 5/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Milwaukee to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
1:25 pm - 9:45 am
MKE
-
LHR
14h 20m
2 stops
Lufthansa Logo
8:45 am - 8:55 pm
LHR
-
MKE
18h 10m
2 stops
$632Lufthansa
Wed, Feb 18 - Wed, Feb 25
Virgin Atlantic Logo
2:57 pm - 7:05 am
MKE
-
LHR
10h 08m
1 stop
Virgin Atlantic Logo
11:45 am - 8:40 pm
LHR
-
MKE
13h 55m
2 stops
$634Virgin Atlantic
Thu, Mar 5 - Thu, Mar 12
Delta Logo
3:59 pm - 11:40 am
MKE
-
LHR
13h 41m
1 stop
Delta Logo
6:30 am - 6:40 pm
LHR
-
MKE
17h 10m
2 stops
$636Delta
Mon, Mar 2 - Wed, Mar 11
Multiple Airlines Logo
9:44 am - 7:10 am
MKE
-
LHR
39h 26m
2 stops
Multiple Airlines Logo
11:10 am - 9:50 pm
LHR
-
MKE
15h 40m
2 stops
$637Multiple Airlines
Mon, Mar 2 - Wed, Mar 11
Multiple Airlines Logo
3:30 pm - 7:10 am
MKE
-
LHR
33h 40m
2 stops
Multiple Airlines Logo
8:45 am - 9:50 pm
LHR
-
MKE
18h 05m
2 stops
$638Multiple Airlines
Mon, Mar 2 - Wed, Mar 11
Delta Logo
9:31 am - 6:55 am
MKE
-
LHR
15h 24m
2 stops
Delta Logo
6:30 am - 6:40 pm
LHR
-
MKE
17h 10m
2 stops
$639Delta
Thu, Mar 5 - Thu, Mar 12
Delta Logo
1:21 pm - 9:20 am
MKE
-
LHR
13h 59m
2 stops
Delta Logo
8:40 am - 8:40 pm
LHR
-
MKE
17h 00m
2 stops
$640Delta
Tue, Mar 3 - Tue, Mar 10
United Airlines Logo
4:00 pm - 11:15 am
MKE
-
LHR
13h 15m
1 stop
United Airlines Logo
6:50 am - 3:20 pm
LHR
-
MKE
14h 30m
2 stops
$644United Airlines
Wed, Feb 18 - Wed, Feb 25
United Airlines Logo
1:25 pm - 7:10 am
MKE
-
LHR
12h 45m
2 stops
United Airlines Logo
11:10 am - 9:50 pm
LHR
-
MKE
15h 40m
2 stops
$647United Airlines
Wed, Mar 18 - Wed, Mar 25
Delta Logo
7:00 am - 6:45 am
MKE
-
LHR
17h 45m
1 stop
Delta Logo
8:40 am - 8:40 pm
LHR
-
MKE
18h 00m
2 stops
$650Delta
Sun, Mar 29 - Wed, Apr 8

Lufthansa flights from Milwaukee to London Heathrow Airport

Our best Lufthansa deals on Milwaukee to London Heathrow Airport flight tickets
Lufthansa
Feb 18
MKE1:25 pmMilwaukee-Mitchell
14h 20m
2 stops
LHR9:45 amLondon Heathrow
Feb 25
LHR8:45 amLondon Heathrow
18h 10m
2 stops
MKE8:55 pmMilwaukee-Mitchell
$632
Lufthansa
Mar 31
MKE5:30 pmMilwaukee-Mitchell
20h 10m
2 stops
LHR7:40 pmLondon Heathrow
Apr 8
LHR11:30 amLondon Heathrow
16h 45m
2 stops
MKE10:15 pmMilwaukee-Mitchell
$645
Lufthansa
Feb 15
MKE4:00 pmMilwaukee-Mitchell
23h 00m
2 stops
LHR9:00 pmLondon Heathrow
Feb 24
LHR6:35 amLondon Heathrow
20h 20m
2 stops
MKE8:55 pmMilwaukee-Mitchell
$658

United Airlines flights from Milwaukee to London Heathrow Airport

Our best United Airlines deals on Milwaukee to London Heathrow Airport flight tickets
United Airlines
Feb 18
MKE4:00 pmMilwaukee-Mitchell
13h 15m
1 stop
LHR11:15 amLondon Heathrow
Feb 25
LHR6:50 amLondon Heathrow
14h 30m
2 stops
MKE3:20 pmMilwaukee-Mitchell
$644
United Airlines
Mar 18
MKE1:25 pmMilwaukee-Mitchell
12h 45m
2 stops
LHR7:10 amLondon Heathrow
Mar 25
LHR11:10 amLondon Heathrow
15h 40m
2 stops
MKE9:50 pmMilwaukee-Mitchell
$647
United Airlines
Feb 15
MKE11:39 amMilwaukee-Mitchell
12h 41m
1 stop
LHR6:20 amLondon Heathrow
Feb 25
LHR11:30 amLondon Heathrow
16h 58m
2 stops
MKE10:28 pmMilwaukee-Mitchell
$655

momondo Fare Finder

 
Customize your flight search to find flights from Milwaukee to London Heathrow Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 3, 2026.
Use the filters below to find and compare flights from Milwaukee to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Wed 2/18

1:25 pm-9:45 am

2 stops14h 20m

London Heathrow

Wed 2/25

8:45 am-8:55 pm

2 stops18h 10m

$632

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Thu 3/5

2:57 pm-7:05 am

1 stop10h 08m

London Heathrow

Thu 3/12

11:45 am-8:40 pm

2 stops13h 55m

$634

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Mon 3/2

3:59 pm-11:40 am

1 stop13h 41m

London Heathrow

Wed 3/11

6:30 am-6:40 pm

2 stops17h 10m

$636

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Mon 3/2

9:44 am-7:10 am

2 stops39h 26m

London Heathrow

Wed 3/11

11:10 am-9:50 pm

2 stops15h 40m

$637

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Mon 3/2

3:30 pm-7:10 am

2 stops33h 40m

London Heathrow

Wed 3/11

8:45 am-9:50 pm

2 stops18h 05m

$638

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Thu 3/5

9:31 am-6:55 am

2 stops15h 24m

London Heathrow

Thu 3/12

6:30 am-6:40 pm

2 stops17h 10m

$639

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 3/3

1:21 pm-9:20 am

2 stops13h 59m

London Heathrow

Tue 3/10

8:40 am-8:40 pm

2 stops17h 00m

$640

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Wed 2/18

4:00 pm-11:15 am

1 stop13h 15m

London Heathrow

Wed 2/25

6:50 am-3:20 pm

2 stops14h 30m

$644

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Wed 3/18

1:25 pm-7:10 am

2 stops12h 45m

London Heathrow

Wed 3/25

11:10 am-9:50 pm

2 stops15h 40m

$647

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Sun 3/29

7:00 am-6:45 am

1 stop17h 45m

London Heathrow

Wed 4/8

8:40 am-8:40 pm

2 stops18h 00m

$650

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Milwaukee to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

The month of January is, on average, the cheapest month to fly to London Heathrow Airport from Milwaukee, with most prices found around $659. If you’re not able to fly to London Heathrow Airport in January, then November is your next best option. Flight prices from Milwaukee to London Heathrow Airport during November average around $736.

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

You are more likely to see cheaper flights to London Heathrow Airport from Milwaukee when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $884 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Milwaukee for as low as $716 on momondo.

Can stopping save me money on Milwaukee to London Heathrow Airport flights?

You could potentially save up to 66% on your flight if you consider stops on a Milwaukee to London Heathrow Airport flight.

When to book flights from Milwaukee to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Milwaukee to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Milwaukee to London Heathrow Airport (MKE to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Milwaukee to London Heathrow Airport

Fastest flight time

10h 09m

Direct flights

None
The fastest flight from Milwaukee to London Heathrow Airport takes 10h 09m
There are no direct flights from Milwaukee to London Heathrow Airport. There are no popular flight routes from Milwaukee to London Heathrow Airport.
Search flight deals

  • How far is Milwaukee-Mitchell to London Heathrow by plane?

    London Heathrow is 3890.5 mi away from Milwaukee-Mitchell. By plane, this route typically takes 10h 09m.

  • When did momondo last update prices for flights from Milwaukee-Mitchell Airport to London Heathrow Airport?

    Prices for flights from Milwaukee-Mitchell Airport to London Heathrow Airport refresh daily.

  • How many operators does momondo search for flights from Milwaukee-Mitchell Airport to London Heathrow Airport?

  • How old do you have to be to fly from Milwaukee-Mitchell Airport to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Milwaukee-Mitchell Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Milwaukee to London Heathrow Airport?

Best airlines flying from Milwaukee to London Heathrow Airport

Compare and see reviews for airlines that fly from Milwaukee to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $624Free CancellationRating
6.7
7,712 reviews
Search British Airways flights
Virgin AtlanticPriceFrom $632Free CancellationRating
7.5
678 reviews
Search Virgin Atlantic flights
DeltaPriceFrom $634Free CancellationRating
7.9
8,139 reviews
Search Delta flights
American AirlinesPriceFrom $663Free CancellationRating
7.2
11,218 reviews
Search American Airlines flights
United AirlinesPriceFrom $708Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Luton
Dover
Slough
Guildford
Crawley
Wembley
Dartford
Stratford-upon-Avon
Hayes
Croydon
Brentwood
Harrow
Watford
Cobham
Folkestone
Romford
Stansted

Why use momondo?

Why should I use momondo to find a flight deal from Milwaukee to London?

Finding the right flight to London from Milwaukee is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

Can I find flights from Milwaukee to London with flexible booking policies on momondo?

momondo does allow users to show only those flights to London from Milwaukee which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Milwaukee to London?

momondo provides multiple filters to help you find the best flight to London from Milwaukee. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Milwaukee to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Milwaukee to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
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