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Cheap flights from Milwaukee to London from $329

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 10/9. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Milwaukee to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
4:49 pm - 9:05 am
MKE
-
LHR
10h 16m
1 stop
British Airways Logo
7:50 am - 7:40 pm
LHR
-
MKE
17h 50m
2 stops
$850British Airways
Wed, Oct 14 - Tue, Oct 20
Iberia Logo
2:48 pm - 7:40 am
MKE
-
LHR
10h 52m
1 stop
Iberia Logo
6:15 am - 8:03 pm
LHR
-
MKE
19h 48m
2 stops
$859Iberia
Tue, Sep 22 - Tue, Sep 29
Iberia Logo
2:48 pm - 7:40 am
MKE
-
LHR
10h 52m
1 stop
Iberia Logo
6:15 am - 8:03 pm
LHR
-
MKE
19h 48m
2 stops
$860Iberia
Tue, Sep 22 - Tue, Sep 29
Lufthansa Logo
6:32 pm - 3:40 pm
MKE
-
LHR
15h 08m
2 stops
Lufthansa Logo
10:50 am - 10:59 pm
LHR
-
MKE
18h 09m
2 stops
$861Lufthansa
Wed, Oct 14 - Tue, Oct 20
Iberia Logo
8:14 pm - 12:15 pm
MKE
-
LHR
10h 01m
1 stop
Iberia Logo
7:50 am - 8:03 pm
LHR
-
MKE
18h 13m
2 stops
$862Iberia
Tue, Sep 22 - Tue, Sep 29
JetBlue Logo
9:36 am - 6:30 am
MKE
-
LHR
14h 54m
1 stop
JetBlue Logo
8:40 am - 10:35 am
LHR
-
MKE
31h 55m
1 stop
$863JetBlue
Tue, Aug 11 - Tue, Sep 8
United Airlines Logo
11:45 am - 8:20 am
MKE
-
LHR
14h 35m
1 stop
United Airlines Logo
6:50 am - 3:11 pm
LHR
-
MKE
14h 21m
2 stops
$864United Airlines
Tue, Sep 22 - Tue, Sep 29
United Airlines Logo
5:29 pm - 11:55 am
MKE
-
LHR
12h 26m
1 stop
United Airlines Logo
7:25 am - 4:40 pm
LHR
-
MKE
15h 15m
2 stops
$865United Airlines
Mon, Aug 3 - Wed, Aug 19
Iberia Logo
8:14 pm - 5:15 pm
MKE
-
LHR
15h 01m
2 stops
Iberia Logo
6:15 am - 8:03 pm
LHR
-
MKE
19h 48m
2 stops
$867Iberia
Tue, Sep 22 - Tue, Sep 29
United Airlines Logo
3:48 pm - 11:05 am
MKE
-
LHR
13h 17m
2 stops
United Airlines Logo
6:50 am - 2:58 pm
LHR
-
MKE
14h 08m
2 stops
$868United Airlines
Mon, Nov 2 - Mon, Nov 9

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Delta flights from Milwaukee to London Heathrow Airport

Our best Delta deals on Milwaukee to London Heathrow Airport flight tickets
Delta
Dec 15
MKE12:20 pmMilwaukee-Mitchell
13h 30m
1 stop
LHR7:50 amLondon Heathrow
Dec 22
LHR6:30 amLondon Heathrow
15h 37m
2 stops
MKE4:07 pmMilwaukee-Mitchell
$909
Delta
Nov 2
MKE5:45 amMilwaukee-Mitchell
20h 05m
1 stop
LHR7:50 amLondon Heathrow
Nov 9
LHR6:30 amLondon Heathrow
15h 37m
2 stops
MKE4:07 pmMilwaukee-Mitchell
$926
Delta
Nov 2
MKE1:00 pmMilwaukee-Mitchell
14h 20m
2 stops
LHR9:20 amLondon Heathrow
Nov 9
LHR11:45 amLondon Heathrow
15h 24m
2 stops
MKE9:09 pmMilwaukee-Mitchell
$931

JetBlue flights from Milwaukee to London Heathrow Airport

Our best JetBlue deals on Milwaukee to London Heathrow Airport flight tickets
JetBlue
Aug 11
MKE9:36 amMilwaukee-Mitchell
14h 54m
1 stop
LHR6:30 amLondon Heathrow
Sep 8
LHR8:40 amLondon Heathrow
31h 55m
1 stop
MKE10:35 amMilwaukee-Mitchell
$863
JetBlue
Jul 3
MKE9:36 amMilwaukee-Mitchell
14h 54m
1 stop
LHR6:30 amLondon Heathrow
Jul 6
LHR8:40 amLondon Heathrow
30h 05m
1 stop
MKE8:45 amMilwaukee-Mitchell
$1,089
JetBlue
Jul 3
MKE9:36 amMilwaukee-Mitchell
14h 54m
1 stop
LHR6:30 amLondon Heathrow
Jul 6
LHR8:40 amLondon Heathrow
30h 05m
1 stop
MKE8:45 amMilwaukee-Mitchell
$1,102

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 23, 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

Wed 10/14

4:49 pm-9:05 am

1 stop10h 16m

London Heathrow

Tue 10/20

7:50 am-7:40 pm

2 stops17h 50m

$850

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 9/22

2:48 pm-7:40 am

1 stop10h 52m

London Heathrow

Tue 9/29

6:15 am-8:03 pm

2 stops19h 48m

$859

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 9/22

2:48 pm-7:40 am

1 stop10h 52m

London Heathrow

Tue 9/29

6:15 am-8:03 pm

2 stops19h 48m

$860

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Wed 10/14

6:32 pm-3:40 pm

2 stops15h 08m

London Heathrow

Tue 10/20

10:50 am-10:59 pm

2 stops18h 09m

$861

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 9/22

8:14 pm-12:15 pm

1 stop10h 01m

London Heathrow

Tue 9/29

7:50 am-8:03 pm

2 stops18h 13m

$862

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 8/11

9:36 am-6:30 am

1 stop14h 54m

London Heathrow

Tue 9/8

8:40 am-10:35 am

1 stop31h 55m

$863

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 9/22

11:45 am-8:20 am

1 stop14h 35m

London Heathrow

Tue 9/29

6:50 am-3:11 pm

2 stops14h 21m

$864

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Mon 8/3

5:29 pm-11:55 am

1 stop12h 26m

London Heathrow

Wed 8/19

7:25 am-4:40 pm

2 stops15h 15m

$865

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 9/22

8:14 pm-5:15 pm

2 stops15h 01m

London Heathrow

Tue 9/29

6:15 am-8:03 pm

2 stops19h 48m

$867
Quickest round-trip

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Mon 11/2

3:48 pm-11:05 am

2 stops13h 17m

London Heathrow

Mon 11/9

6:50 am-2:58 pm

2 stops14h 08m

$868

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 November is your next best option. Flight prices from Milwaukee to London Heathrow Airport during November average around $744.

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

12h 06m

Direct flights

None
The fastest flight from Milwaukee to London Heathrow Airport takes 12h 06m
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 12h 06m.

  • 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
8,425 reviews
Search Delta flights
British AirwaysPriceFrom $624Free CancellationRating
6.7
8,064 reviews
Search British Airways flights
Virgin AtlanticPriceFrom $629Free CancellationRating
7.5
690 reviews
Search Virgin Atlantic flights
American AirlinesPriceFrom $659Free CancellationRating
7.1
11,744 reviews
Search American Airlines flights
United AirlinesPriceFrom $708Free CancellationRating
7.4
9,874 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
Hayes
Dover
Crawley
Croydon
Wembley
Stansted
Stratford-upon-Avon
Harrow
Slough
Watford
Cobham
Brentwood
Guildford
Ilford
Folkestone
Uxbridge

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.

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