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Cheap flights from Milwaukee to London from $324

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 10/4. 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.
Iberia Logo
2:56 pm - 10:30 am
MKE
-
LHR
13h 34m
1 stop
Iberia Logo
6:15 am - 8:03 pm
LHR
-
MKE
19h 48m
2 stops
$862Iberia
Sun, Sep 6 - Wed, Sep 16
Iberia Logo
4:49 pm - 8:35 am
MKE
-
LHR
10h 46m
1 stop
Iberia Logo
7:30 am - 5:43 pm
LHR
-
MKE
16h 13m
2 stops
$863Iberia
Wed, Oct 28 - Thu, Nov 5
United Airlines Logo
6:10 am - 9:10 am
MKE
-
LHR
21h 00m
1 stop
United Airlines Logo
6:50 am - 3:04 pm
LHR
-
MKE
14h 14m
2 stops
$866United Airlines
Sun, Nov 1 - Thu, Nov 12
Iberia Logo
2:56 pm - 2:55 pm
MKE
-
LHR
17h 59m
2 stops
Iberia Logo
6:15 am - 8:03 pm
LHR
-
MKE
19h 48m
2 stops
$870Iberia
Sun, Sep 6 - Wed, Sep 16
Iberia Logo
8:16 pm - 12:15 pm
MKE
-
LHR
9h 59m
1 stop
Iberia Logo
10:50 am - 5:40 pm
LHR
-
MKE
36h 50m
2 stops
$873Iberia
Mon, Oct 5 - Mon, Oct 12
Iberia Logo
2:48 pm - 10:50 am
MKE
-
LHR
14h 02m
1 stop
Iberia Logo
10:50 am - 5:40 pm
LHR
-
MKE
36h 50m
2 stops
$874Iberia
Sun, Oct 4 - Mon, Oct 12
United Airlines Logo
6:36 pm - 8:40 pm
MKE
-
LHR
20h 04m
1 stop
United Airlines Logo
7:30 am - 5:40 pm
LHR
-
MKE
16h 10m
2 stops
$878United Airlines
Sat, Sep 26 - Wed, Sep 30
Iberia Logo
8:16 pm - 10:35 am
MKE
-
LHR
32h 19m
2 stops
Iberia Logo
10:50 am - 5:40 pm
LHR
-
MKE
36h 50m
2 stops
$881Iberia
Mon, Oct 5 - Mon, Oct 12
Virgin Atlantic Logo
5:00 pm - 10:15 am
MKE
-
LHR
12h 15m
2 stops
Virgin Atlantic Logo
11:45 am - 9:09 pm
LHR
-
MKE
15h 24m
2 stops
$882Virgin Atlantic
Wed, Oct 28 - Thu, Nov 5
Scandinavian Airlines Logo
11:15 am - 2:35 pm
MKE
-
LHR
21h 20m
3 stops
Scandinavian Airlines Logo
6:40 am - 8:08 pm
LHR
-
MKE
19h 28m
2 stops
$884Scandinavian Airlines
Tue, Nov 3 - Tue, Nov 10

JetBlue flights from Milwaukee to London Heathrow Airport

Our best JetBlue deals on Milwaukee to London Heathrow Airport flight tickets
JetBlue
Aug 17
MKE9:36 amMilwaukee-Mitchell
14h 54m
1 stop
LHR6:30 amLondon Heathrow
Aug 31
LHR8:40 amLondon Heathrow
30h 05m
1 stop
MKE8:45 amMilwaukee-Mitchell
$985
JetBlue
Jun 8
MKE8:41 amMilwaukee-Mitchell
15h 49m
1 stop
LHR6:30 amLondon Heathrow
Jun 13
LHR8:40 amLondon Heathrow
30h 06m
1 stop
MKE8:46 amMilwaukee-Mitchell
$1,182
JetBlue
Jun 8
MKE8:41 amMilwaukee-Mitchell
15h 49m
1 stop
LHR6:30 amLondon Heathrow
Jun 15
LHR8:40 amLondon Heathrow
30h 06m
1 stop
MKE8:46 amMilwaukee-Mitchell
$1,199

Iberia flights from Milwaukee to London Heathrow Airport

Our best Iberia deals on Milwaukee to London Heathrow Airport flight tickets
Iberia
Sep 6
MKE2:56 pmMilwaukee-Mitchell
13h 34m
1 stop
LHR10:30 amLondon Heathrow
Sep 16
LHR6:15 amLondon Heathrow
19h 48m
2 stops
MKE8:03 pmMilwaukee-Mitchell
$862
Iberia
Oct 28
MKE4:49 pmMilwaukee-Mitchell
10h 46m
1 stop
LHR8:35 amLondon Heathrow
Nov 5
LHR7:30 amLondon Heathrow
16h 13m
2 stops
MKE5:43 pmMilwaukee-Mitchell
$863
Iberia
Sep 6
MKE2:56 pmMilwaukee-Mitchell
17h 59m
2 stops
LHR2:55 pmLondon Heathrow
Sep 16
LHR6:15 amLondon Heathrow
19h 48m
2 stops
MKE8:03 pmMilwaukee-Mitchell
$870

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 June 4, 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

Sun 9/6

2:56 pm-10:30 am

1 stop13h 34m

London Heathrow

Wed 9/16

6:15 am-8:03 pm

2 stops19h 48m

$862
Quickest round-trip

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Wed 10/28

4:49 pm-8:35 am

1 stop10h 46m

London Heathrow

Thu 11/5

7:30 am-5:43 pm

2 stops16h 13m

$863

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Sun 11/1

6:10 am-9:10 am

1 stop21h 00m

London Heathrow

Thu 11/12

6:50 am-3:04 pm

2 stops14h 14m

$866

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Sun 9/6

2:56 pm-2:55 pm

2 stops17h 59m

London Heathrow

Wed 9/16

6:15 am-8:03 pm

2 stops19h 48m

$870

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Mon 10/5

8:16 pm-12:15 pm

1 stop9h 59m

London Heathrow

Mon 10/12

10:50 am-5:40 pm

2 stops36h 50m

$873

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Sun 10/4

2:48 pm-10:50 am

1 stop14h 02m

London Heathrow

Mon 10/12

10:50 am-5:40 pm

2 stops36h 50m

$874

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Sat 9/26

6:36 pm-8:40 pm

1 stop20h 04m

London Heathrow

Wed 9/30

7:30 am-5:40 pm

2 stops16h 10m

$878

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Mon 10/5

8:16 pm-10:35 am

2 stops32h 19m

London Heathrow

Mon 10/12

10:50 am-5:40 pm

2 stops36h 50m

$881

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Wed 10/28

5:00 pm-10:15 am

2 stops12h 15m

London Heathrow

Thu 11/5

11:45 am-9:09 pm

2 stops15h 24m

$882

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 11/3

11:15 am-2:35 pm

3 stops21h 20m

London Heathrow

Tue 11/10

6:40 am-8:08 pm

2 stops19h 28m

$884

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 typical price of a round-trip flight between Milwaukee and London Heathrow Airport?

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 $699.

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

You could potentially save up to 50% 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

11h 48m

Direct flights

None
The fastest flight from Milwaukee to London Heathrow Airport takes 11h 48m
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

Frequently asked questions about flying from Milwaukee to London Heathrow Airport

  • 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 11h 48m.

  • 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
7.8
8,396 reviews
Search Delta flights
British AirwaysPriceFrom $624Free CancellationRating
6.7
8,026 reviews
Search British Airways flights
Virgin AtlanticPriceFrom $629Free CancellationRating
7.5
689 reviews
Search Virgin Atlantic flights
American AirlinesPriceFrom $659Free CancellationRating
7.1
11,642 reviews
Search American Airlines flights
United AirlinesPriceFrom $708Free CancellationRating
7.4
9,774 reviews
Search United Airlines flights

Traveling to a place near London?

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

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