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Cheap flights from Milwaukee to London from $284

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 7/26. 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
1 adult, Economy, 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.
Multiple Airlines Logo
1:10 pm - 6:50 am
MKE
-
LHR
11h 40m
1 stop
Multiple Airlines Logo
12:55 pm - 10:27 pm
LHR
-
MKE
15h 32m
1 stop
$694Multiple Airlines
Tue, Apr 21 - Tue, Apr 28
British Airways Logo
6:40 pm - 11:15 am
MKE
-
LHR
10h 35m
1 stop
British Airways Logo
1:10 pm - 8:06 pm
LHR
-
MKE
12h 56m
1 stop
$747British Airways
Tue, Apr 21 - Tue, Apr 28
Iberia Logo
2:00 pm - 10:35 am
MKE
-
LHR
14h 35m
2 stops
Iberia Logo
2:45 pm - 8:06 pm
LHR
-
MKE
11h 21m
1 stop
$752Iberia
Tue, Apr 21 - Tue, Apr 28
Iberia Logo
6:40 pm - 12:15 pm
MKE
-
LHR
11h 35m
1 stop
Iberia Logo
9:45 am - 6:00 pm
LHR
-
MKE
14h 15m
1 stop
$753Iberia
Sun, Apr 19 - Tue, Apr 28
Multiple Airlines Logo
9:50 am - 6:50 am
MKE
-
LHR
15h 00m
1 stop
Multiple Airlines Logo
12:55 pm - 9:49 pm
LHR
-
MKE
14h 54m
1 stop
$754Multiple Airlines
Tue, Aug 11 - Fri, Aug 21
Iberia Logo
6:33 pm - 10:35 am
MKE
-
LHR
34h 02m
2 stops
Iberia Logo
7:35 am - 5:59 pm
LHR
-
MKE
16h 24m
2 stops
$758Iberia
Sat, Jul 18 - Wed, Dec 9
British Airways Logo
7:37 pm - 10:30 am
MKE
-
LHR
32h 53m
1 stop
British Airways Logo
6:15 am - 7:37 pm
LHR
-
MKE
19h 22m
2 stops
$759British Airways
Sat, Sep 5 - Tue, Sep 15
Iberia Logo
2:00 pm - 10:35 am
MKE
-
LHR
14h 35m
2 stops
Iberia Logo
9:45 am - 5:07 pm
LHR
-
MKE
13h 22m
1 stop
$760Iberia
Tue, Apr 21 - Fri, May 15
Iberia Logo
1:53 pm - 10:35 am
MKE
-
LHR
14h 42m
2 stops
Iberia Logo
2:45 pm - 8:06 pm
LHR
-
MKE
11h 21m
1 stop
$761Iberia
Sun, Apr 19 - Tue, Apr 28
Iberia Logo
6:33 pm - 10:35 am
MKE
-
LHR
34h 02m
2 stops
Iberia Logo
11:00 am - 5:59 pm
LHR
-
MKE
12h 59m
1 stop
$766Iberia
Sat, Jul 18 - Wed, Dec 9

United Airlines flights from Milwaukee to London Heathrow Airport

Our best United Airlines deals on Milwaukee to London Heathrow Airport flight tickets
United Airlines
Mar 16
MKE11:30 amMilwaukee-Mitchell
13h 25m
1 stop
LHR5:55 amLondon Heathrow
Mar 24
LHR6:35 amLondon Heathrow
21h 08m
2 stops
MKE10:43 pmMilwaukee-Mitchell
$759
United Airlines
May 5
MKE10:20 amMilwaukee-Mitchell
16h 40m
1 stop
LHR9:00 amLondon Heathrow
May 15
LHR6:50 amLondon Heathrow
13h 37m
2 stops
MKE2:27 pmMilwaukee-Mitchell
$773
United Airlines
Apr 7
MKE12:13 pmMilwaukee-Mitchell
14h 47m
1 stop
LHR9:00 amLondon Heathrow
Apr 14
LHR6:50 amLondon Heathrow
15h 57m
2 stops
MKE4:47 pmMilwaukee-Mitchell
$774

Air Canada flights from Milwaukee to London Heathrow Airport

Our best Air Canada deals on Milwaukee to London Heathrow Airport flight tickets
Air Canada
Mar 29
MKE6:50 amMilwaukee-Mitchell
17h 40m
2 stops
LHR6:30 amLondon Heathrow
Apr 8
LHR2:05 pmLondon Heathrow
25h 55m
2 stops
MKE10:00 amMilwaukee-Mitchell
$787
Air Canada
Mar 30
MKE6:50 amMilwaukee-Mitchell
17h 40m
2 stops
LHR6:30 amLondon Heathrow
Apr 8
LHR5:40 pmLondon Heathrow
31h 07m
2 stops
MKE6:47 pmMilwaukee-Mitchell
$789
Air Canada
Mar 29
MKE6:50 amMilwaukee-Mitchell
17h 40m
2 stops
LHR6:30 amLondon Heathrow
Apr 8
LHR5:40 pmLondon Heathrow
29h 07m
2 stops
MKE4:47 pmMilwaukee-Mitchell
$791

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 March 14, 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

Cheapest round-trip

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 4/21

1:10 pm-6:50 am

1 stop11h 40m

London Heathrow

Tue 4/28

12:55 pm-10:27 pm

1 stop15h 32m

$694
Quickest round-trip

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 4/21

6:40 pm-11:15 am

1 stop10h 35m

London Heathrow

Tue 4/28

1:10 pm-8:06 pm

1 stop12h 56m

$747

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 4/21

2:00 pm-10:35 am

2 stops14h 35m

London Heathrow

Tue 4/28

2:45 pm-8:06 pm

1 stop11h 21m

$752

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Sun 4/19

6:40 pm-12:15 pm

1 stop11h 35m

London Heathrow

Tue 4/28

9:45 am-6:00 pm

1 stop14h 15m

$753

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 8/11

9:50 am-6:50 am

1 stop15h 00m

London Heathrow

Fri 8/21

12:55 pm-9:49 pm

1 stop14h 54m

$754

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Sat 7/18

6:33 pm-10:35 am

2 stops34h 02m

London Heathrow

Wed 12/9

7:35 am-5:59 pm

2 stops16h 24m

$758

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Sat 9/5

7:37 pm-10:30 am

1 stop32h 53m

London Heathrow

Tue 9/15

6:15 am-7:37 pm

2 stops19h 22m

$759

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 4/21

2:00 pm-10:35 am

2 stops14h 35m

London Heathrow

Fri 5/15

9:45 am-5:07 pm

1 stop13h 22m

$760

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Sun 4/19

1:53 pm-10:35 am

2 stops14h 42m

London Heathrow

Tue 4/28

2:45 pm-8:06 pm

1 stop11h 21m

$761

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Sat 7/18

6:33 pm-10:35 am

2 stops34h 02m

London Heathrow

Wed 12/9

11:00 am-5:59 pm

1 stop12h 59m

$766

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 April is your next best option. Flight prices from Milwaukee to London Heathrow Airport during April average around $698.

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 $856 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 $663 on momondo.

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

You could potentially save up to 53% 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
DeltaPriceFrom $596Free CancellationRating
7.9
8,292 reviews
Search Delta flights
British AirwaysPriceFrom $624Free CancellationRating
6.7
7,786 reviews
Search British Airways flights
Virgin AtlanticPriceFrom $629Free CancellationRating
7.5
680 reviews
Search Virgin Atlantic flights
American AirlinesPriceFrom $663Free CancellationRating
7.1
11,465 reviews
Search American Airlines flights
United AirlinesPriceFrom $708Free CancellationRating
7.4
9,424 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
Crawley
Stratford-upon-Avon
Hayes
Wembley
Dartford
Croydon
Brentwood
Harrow
Watford
Guildford
Stansted
Cobham
Folkestone
Romford

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.
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