$330+ Cheap flights from Milwaukee (MKE) to Heathrow (LHR)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/16. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — LHR
Nov 7 — Nov 141
Round-trip
1 adult, Economy
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Find cheap flights from Milwaukee to Heathrow with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Milwaukee to Heathrow
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Cheapest flights from Milwaukee to HeathrowExplore the most affordable flight options available from Milwaukee to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 8, 2026.
Explore the most affordable flight options available from Milwaukee to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 8, 2026.
This Expedia deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/412:36 pm -
1 stop13h 14m
Wed 11/116:30 am -
2 stops17h 06m
Deal found 10/7![KLM logo]()
$905
This Sembo deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/81:24 pm -
1 stop12h 21m
Tue 11/2411:20 am -
1 stop12h 45m
Deal found 10/8![Virgin Atlantic logo]()
$910
This Delta deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/113:19 pm -
1 stop11h 41m
Wed 11/2510:00 am -
2 stops16h 15m
Deal found 10/7![Delta logo]()
$911
This Delta deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:03 am -
1 stop19h 57m
Tue 11/108:40 am -
2 stops15h 25m
Deal found 10/6![Delta logo]()
$912
This Virgin Atlantic deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/39:35 am -
2 stops15h 15m
Tue 11/1011:45 am -
2 stops14h 30m
Deal found 10/6![Virgin Atlantic logo]()
$916
This Virgin Atlantic deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/410:16 am -
1 stop15h 34m
Wed 11/116:20 am -
2 stops16h 03m
Deal found 10/7![Virgin Atlantic logo]()
$918
This Virgin Atlantic deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1112:44 pm -
1 stop12h 21m
Wed 11/2512:40 pm -
1 stop14h 21m
Deal found 10/6![Virgin Atlantic logo]()
$941
This Virgin Atlantic deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/181:16 pm -
2 stops12h 49m
Wed 11/259:40 am -
1 stop16h 47m
Deal found 10/4![Virgin Atlantic logo]()
$945
This Delta deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/25:30 am -
1 stop18h 55m
Mon 11/910:00 am -
2 stops17h 03m
Deal found 10/5![Delta logo]()
$961
Best flights from Milwaukee to HeathrowDiscover carefully curated flight deals from Milwaukee to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 8, 2026.
Discover carefully curated flight deals from Milwaukee to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 8, 2026.
This United Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/17:20 pm -
1 stop10h 40m
Wed 3/36:50 am -
2 stops18h 03m
Deal found 10/6![United Airlines logo]()
$802
This Delta deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/113:19 pm -
1 stop11h 41m
Wed 11/2510:00 am -
2 stops16h 15m
Deal found 10/7![Delta logo]()
$911
This Virgin Atlantic deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/310:16 am -
1 stop15h 34m
Tue 11/1011:45 am -
2 stops14h 30m
Deal found 10/6![Virgin Atlantic logo]()
$912
This Virgin Atlantic deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/182:30 pm -
1 stop10h 20m
Wed 11/2512:40 pm -
1 stop17h 14m
Deal found 10/4![Virgin Atlantic logo]()
$941
This Delta deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/62:59 pm -
1 stop12h 01m
Fri 11/138:40 am -
2 stops16h 46m
Deal found 10/7![Delta logo]()
$961
This Virgin Atlantic deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1112:44 pm -
1 stop12h 21m
Wed 11/2512:40 pm -
1 stop14h 21m
Deal found 10/6![Virgin Atlantic logo]()
$941
This Delta deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/41:00 pm -
1 stop11h 50m
Mon 1/186:30 am -
2 stops16h 15m
Deal found 10/7![Delta logo]()
$972
This Virgin Atlantic deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/511:30 am -
1 stop13h 35m
Thu 11/1210:00 am -
2 stops16h 15m
Deal found 10/8![Virgin Atlantic logo]()
$962
This Delta deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1210:55 am -
2 stops13h 30m
Tue 12/226:20 am -
2 stops16h 15m
Deal found 10/6![Delta logo]()
$989
Last-minute flights from Milwaukee to HeathrowDiscover last-minute flight deals from Milwaukee to Heathrow. Data last updated October 8, 2026 and is based on user searches.
Discover last-minute flight deals from Milwaukee to Heathrow. Data last updated October 8, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/25:30 am -
1 stop18h 55m
Mon 11/910:00 am -
2 stops17h 03m
Deal found 10/5![Delta logo]()
$961
This Delta deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:03 am -
1 stop19h 57m
Tue 11/108:40 am -
2 stops15h 25m
Deal found 10/6![Delta logo]()
$912
This Expedia deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/412:36 pm -
1 stop13h 14m
Wed 11/116:30 am -
2 stops17h 06m
Deal found 10/7![KLM logo]()
$905
This Virgin Atlantic deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/410:16 am -
1 stop15h 34m
Wed 11/116:20 am -
2 stops16h 03m
Deal found 10/7![Virgin Atlantic logo]()
$918
This Sembo deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/81:24 pm -
1 stop12h 21m
Tue 11/2411:20 am -
1 stop12h 45m
Deal found 10/8![Virgin Atlantic logo]()
$910
This Delta deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/113:19 pm -
1 stop11h 41m
Wed 11/2510:00 am -
2 stops16h 15m
Deal found 10/7![Delta logo]()
$911
This Virgin Atlantic deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1112:44 pm -
1 stop12h 21m
Wed 11/2512:40 pm -
1 stop14h 21m
Deal found 10/6![Virgin Atlantic logo]()
$941
This Virgin Atlantic deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/181:16 pm -
2 stops12h 49m
Wed 11/259:40 am -
1 stop16h 47m
Deal found 10/4![Virgin Atlantic logo]()
$945
One-way flights from Milwaukee to HeathrowSearch for one-way flight options from Milwaukee to Heathrow. Find affordable one-way fares based on user searches. Data last updated October 8, 2026.
Search for one-way flight options from Milwaukee to Heathrow. Find affordable one-way fares based on user searches. Data last updated October 8, 2026.
This Viajes Falabella deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Viajes Falabella is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/161:00 pm -
2 stops12h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Air France logo]()
$330
This Air Canada deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1610:45 am -
3 stops15h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Air Canada logo]()
$363
This FlightHub deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1710:46 am -
1 stop13h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![JetBlue logo]()
$438
This Cheapflightsfares deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/88:40 am -
2 stops18h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Aer Lingus logo]()
$447
This FlightHub deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/72:55 pm -
2 stops16h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Aer Lingus logo]()
$458
This Cheapflightsfares deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/307:45 am -
2 stops19h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Aer Lingus logo]()
$494
This Cheapflightsfares deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/162:58 pm -
2 stops19h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Aer Lingus logo]()
$496
This Justfly.com deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/172:58 pm -
2 stops16h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Aer Lingus logo]()
$509
This KLM deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/81:12 pm -
1 stop12h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![KLM logo]()
$521
This Kiwi.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/84:25 pm -
3 stops38h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$524
This Kiwi.com deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/94:25 pm -
3 stops38h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Multiple Airlines logo]()
$535
This Expedia deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1912:44 pm -
1 stop12h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Virgin Atlantic logo]()
$567
Find flight deals from Milwaukee to Heathrow
Discover tips and strategies to find the most affordable flight options for your journey from Milwaukee (MKE) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 8, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $801 (United Airlines) |
One-way from | $330 (Viajes Falabella) |
Popular in | December |
Cheapest in | January |
Average price | $955 |
Cheapflights Fare Finder
Customize your flight search to find flights from Milwaukee to Heathrow 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, Cheapflights users made 7,457,451 searches. Data last updated October 8, 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
Cheapest round-trip
Quickest round-trip
MilwaukeeLondon
MKE Milwaukee-Mitchell - LHR London Heathrow
MKELHR
Milwaukee-Mitchell
Tue 3/16
3:15 pm-7:05 am
1 stop10h 50m
London Heathrow
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$330
MilwaukeeLondon
MKE Milwaukee-Mitchell - LHR London Heathrow
MKELHR
Milwaukee-Mitchell
Tue 3/16
1:00 pm-6:20 am
2 stops12h 20m
London Heathrow
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$330
MilwaukeeLondon
MKE Milwaukee-Mitchell - LHR London Heathrow
MKELHR
Milwaukee-Mitchell
Sat 10/17
10:46 am-6:30 am
1 stop13h 44m
London Heathrow
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$438
MilwaukeeLondon
MKE Milwaukee-Mitchell - LHR London Heathrow
MKELHR
Milwaukee-Mitchell
Wed 12/9
7:40 am-9:05 am
2 stops19h 25m
London Heathrow
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$447
MilwaukeeLondon
MKE Milwaukee-Mitchell - LHR London Heathrow
MKELHR
Milwaukee-Mitchell
Fri 10/30
7:45 am-8:05 am
2 stops19h 20m
London Heathrow
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$494
MilwaukeeLondon
MKE Milwaukee-Mitchell - LHR London Heathrow
MKELHR
Milwaukee-Mitchell
Tue 12/15
12:16 pm-8:05 am
2 stops13h 49m
London Heathrow
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$494
MilwaukeeLondon
MKE Milwaukee-Mitchell - LHR London Heathrow
MKELHR
Milwaukee-Mitchell
Fri 10/16
2:58 pm-4:00 pm
2 stops19h 02m
London Heathrow
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$496
MilwaukeeLondon
MKE Milwaukee-Mitchell - LHR London Heathrow
MKELHR
Milwaukee-Mitchell
Tue 12/8
1:12 pm-7:45 am
1 stop12h 33m
London Heathrow
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$521
MilwaukeeLondon
MKE Milwaukee-Mitchell - LHR London Heathrow
MKELHR
Milwaukee-Mitchell
Tue 12/8
4:25 pm-12:50 pm
3 stops38h 25m
London Heathrow
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$524
MilwaukeeLondon
MKE Milwaukee-Mitchell - LHR London Heathrow
MKELHR
Milwaukee-Mitchell
Thu 11/19
12:44 pm-7:05 am
1 stop12h 21m
London Heathrow
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$567
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Milwaukee to Heathrow
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Milwaukee to Heathrow in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Milwaukee-London Heathrow Airport flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Milwaukee-London Heathrow Airport flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Milwaukee-London Heathrow Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Milwaukee-London Heathrow Airport flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Milwaukee-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Milwaukee to Heathrow
Have a flexible travel schedule? Discover the best time to fly to Heathrow from Milwaukee with our price prediction graph.
MKE-LHR
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Milwaukee to London Heathrow Airport
What is the cheapest month to book a flight from Milwaukee to London Heathrow Airport?
Currently, January is the cheapest month in which you can book a flight from Milwaukee to London Heathrow Airport (average of $659). Flying from Milwaukee to London Heathrow Airport in December is currently the most expensive (average of $1,399). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Milwaukee to London Heathrow Airport?
Airfare is below average for this route at the moment.
Milwaukee to London Heathrow Airport flights typically cost between $886 and $1,013 in March.The cheapest round-trip price found within the last 5 days was $801 on United Airlines (Mar 1-Mar 3).
Reviews of airlines servicing Heathrow
Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated October 8, 2026.
Peruse reviews from past customers who have flown with Delta,Virgin Atlantic, andUnited Airlines from Milwaukee to London Heathrow Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Related info for your journey
Find useful and relevant information for your journey from Milwaukee to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near London Heathrow Airport?
Book flights to London Heathrow Airport if you plan to visit one of these locationsIlford
Dorking
Gatwick
Hounslow
Wembley
Harrow
Southend-on-Sea
Basingstoke
Watford
Northampton
Dartford
Winchester
Croydon
Chipping Norton
Kingston upon Thames
Eastbourne
Slough
Stansted
Sutton
Luton
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Alternative routes for Milwaukee to Heathrow
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Complete your trip
Complete your trip to Heathrow by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Milwaukee to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Heathrow
Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 8, 2026.
Milwaukee and Heathrow flights
Browse other Milwaukee and Heathrow flight options. Last updated on October 8, 2026.
Other flights from Milwaukee
Browse through other flights departing from Milwaukee. Flights are based on user searches made on Cheapflights and were last updated on October 8, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Milwaukee to Heathrow
Discover the top 5 airlines that operate flights from Milwaukee to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$337 | Average$934 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$596 | Average$1,043 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$624 | Average$916 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$663 | Average$1,220 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$708 | Average$1,205 | FlexibilityNo cancel fee | On-time69% |