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Cheap flights from Milwaukee to London from £244

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 13/9. 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
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Find the cheapest flights from Milwaukee to London

Cheap return flights

Enter your travel dates to find the best prices.
Iberia Logo
14:48 - 07:40
MKE
-
LHR
10h 52m
1 stop
Iberia Logo
06:15 - 18:21
LHR
-
MKE
18h 06m
2 stops
£646Iberia
Tue, 22 Sep - Tue, 29 Sep
Iberia Logo
14:48 - 10:35
MKE
-
LHR
13h 47m
2 stops
Iberia Logo
06:15 - 18:21
LHR
-
MKE
18h 06m
2 stops
£652Iberia
Tue, 22 Sep - Tue, 29 Sep
Iberia Logo
20:14 - 12:15
MKE
-
LHR
10h 01m
1 stop
Iberia Logo
20:00 - 20:03
LHR
-
MKE
30h 03m
2 stops
£654Iberia
Wed, 23 Sep - Mon, 28 Sep
Iberia Logo
14:48 - 10:50
MKE
-
LHR
14h 02m
1 stop
Iberia Logo
10:50 - 17:40
LHR
-
MKE
36h 50m
2 stops
£655Iberia
Sun, 4 Oct - Mon, 12 Oct
Delta Logo
05:30 - 07:15
MKE
-
LHR
19h 45m
1 stop
Delta Logo
09:55 - 21:09
LHR
-
MKE
17h 14m
2 stops
£657Delta
Tue, 22 Sep - Thu, 8 Oct
Delta Logo
12:48 - 10:20
MKE
-
LHR
15h 32m
2 stops
Delta Logo
09:55 - 21:09
LHR
-
MKE
17h 14m
2 stops
£660Delta
Tue, 22 Sep - Thu, 8 Oct
British Airways Logo
15:01 - 09:05
MKE
-
LHR
12h 04m
1 stop
British Airways Logo
06:15 - 19:40
LHR
-
MKE
19h 25m
2 stops
£663British Airways
Tue, 6 Oct - Thu, 15 Oct
Multiple Airlines Logo
13:18 - 06:50
MKE
-
LHR
11h 32m
1 stop
Multiple Airlines Logo
19:25 - 21:59
LHR
-
MKE
32h 34m
2 stops
£664Multiple Airlines
Wed, 23 Sep - Mon, 28 Sep
British Airways Logo
14:48 - 09:05
MKE
-
LHR
12h 17m
1 stop
British Airways Logo
12:15 - 20:03
LHR
-
MKE
13h 48m
1 stop
£665British Airways
Tue, 22 Sep - Tue, 29 Sep
British Airways Logo
12:10 - 11:35
MKE
-
LHR
17h 25m
1 stop
British Airways Logo
19:05 - 17:43
LHR
-
MKE
28h 38m
2 stops
£669British Airways
Mon, 2 Nov - Mon, 9 Nov

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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
22 Sept
MKE05:30Milwaukee-Mitchell
19h 45m
1 stop
LHR07:15London Heathrow
8 Oct
LHR09:55London Heathrow
17h 14m
2 stops
MKE21:09Milwaukee-Mitchell
£657
Delta
22 Sept
MKE12:48Milwaukee-Mitchell
15h 32m
2 stops
LHR10:20London Heathrow
8 Oct
LHR09:55London Heathrow
17h 14m
2 stops
MKE21:09Milwaukee-Mitchell
£660
Delta
4 Oct
MKE12:48Milwaukee-Mitchell
12h 27m
1 stop
LHR07:15London Heathrow
16 Oct
LHR12:50London Heathrow
13h 18m
1 stop
MKE20:08Milwaukee-Mitchell
£678

Air Canada flights from Milwaukee to London Heathrow Airport

Our best Air Canada deals on Milwaukee to London Heathrow Airport flight tickets
Air Canada
4 Oct
MKE08:30Milwaukee-Mitchell
19h 30m
2 stops
LHR10:00London Heathrow
16 Oct
LHR14:05London Heathrow
29h 38m
2 stops
MKE13:43Milwaukee-Mitchell
£711
Air Canada
15 Aug
MKE08:30Milwaukee-Mitchell
40h 05m
2 stops
LHR06:35London Heathrow
2 Oct
LHR09:30London Heathrow
34h 13m
2 stops
MKE13:43Milwaukee-Mitchell
£715
Air Canada
4 Oct
MKE06:15Milwaukee-Mitchell
18h 15m
2 stops
LHR06:30London Heathrow
14 Oct
LHR09:30London Heathrow
17h 55m
2 stops
MKE21:25Milwaukee-Mitchell
£729

momondo Fare Finder

 
Customise 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 279,928 searches. Data last updated 9 June 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 return flight

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 22/9

14:48-07:40

1 stop10h 52m

London Heathrow

Tue 29/9

06:15-18:21

2 stops18h 06m

£646

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 22/9

14:48-10:35

2 stops13h 47m

London Heathrow

Tue 29/9

06:15-18:21

2 stops18h 06m

£652

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Wed 23/9

20:14-12:15

1 stop10h 01m

London Heathrow

Mon 28/9

20:00-20:03

2 stops30h 03m

£654

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Sun 4/10

14:48-10:50

1 stop14h 02m

London Heathrow

Mon 12/10

10:50-17:40

2 stops36h 50m

£655

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 22/9

05:30-07:15

1 stop19h 45m

London Heathrow

Thu 8/10

09:55-21:09

2 stops17h 14m

£657

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 22/9

12:48-10:20

2 stops15h 32m

London Heathrow

Thu 8/10

09:55-21:09

2 stops17h 14m

£660

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 6/10

15:01-09:05

1 stop12h 04m

London Heathrow

Thu 15/10

06:15-19:40

2 stops19h 25m

£663

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Wed 23/9

13:18-06:50

1 stop11h 32m

London Heathrow

Mon 28/9

19:25-21:59

2 stops32h 34m

£664
Fastest return journey

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Tue 22/9

14:48-09:05

1 stop12h 17m

London Heathrow

Tue 29/9

12:15-20:03

1 stop13h 48m

£665

MilwaukeeLondon

MKE - LHR

MKELHR

Milwaukee-Mitchell

Mon 2/11

12:10-11:35

1 stop17h 25m

London Heathrow

Mon 9/11

19:05-17:43

2 stops28h 38m

£669

Flights are sorted by cheapest return 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?

In general, January is the cheapest month to fly from Milwaukee to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £494. The month of April is another great option to travel to London Heathrow Airport, with average flight prices from Milwaukee averaging around £524.

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 return 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 21m

Direct flights

None
The fastest flight from Milwaukee to London Heathrow Airport takes 12h 21m
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?

    A flight from Milwaukee-Mitchell to London Heathrow will travel around 3890.5 mi. Flights usually cover this in 12h 21m, depending on flying conditions and air traffic around both airports.

  • 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 are updated daily.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Gatwick
Luton
Wembley
Stratford-upon-Avon
Slough
Maidstone
Southend-on-Sea
Northampton
Swindon
Ipswich
Ilford
Canterbury
Guildford
Poole
Hayes
Folkestone
Chelmsford
Dover

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Milwaukee to London for you.

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

Yes. momondo enables you to select and highlight flights to London from Milwaukee with this policy.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Milwaukee to London.

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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