HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Heathrow

$750+ Cheap flights from Appleton (ATW) 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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
ATW — LHR
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Appleton 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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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 Appleton to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Appleton (ATW) 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 August 14, 2025.

Round-trip from

$750
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$846
From Appleton Intl to London Heathrow
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($93 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($64 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Appleton to Heathrow

Cheapest flights from Appleton to Heathrow
Explore the most affordable flight options available from Appleton to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This American Airlines deal was found by Cheapflights users on 8/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/226:13 pmATW - LHR
1 stop10h 17mAmerican Airlines
Wed 11/199:55 amLHR - ATW
1 stop19h 30mAmerican Airlines
Deal found 8/14$750
This Delta deal was found by Cheapflights users on 8/14. 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 9/912:11 pmATW - LHR
1 stop18h 59mDelta
Thu 9/2511:30 amLHR - ATW
2 stops16h 05mDelta
Deal found 8/14$752
This Virgin Atlantic deal was found by Cheapflights users on 8/13. 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 9/94:12 pmATW - LHR
1 stop14h 58mVirgin Atlantic
Thu 9/251:05 pmLHR - ATW
1 stop15h 35mVirgin Atlantic
Deal found 8/13$759
This KLM deal was found by Cheapflights users on 8/14. 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 9/912:11 pmATW - LHR
1 stop18h 59mKLM
Thu 9/251:05 pmLHR - ATW
1 stop15h 35mKLM
Deal found 8/14$760
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Wed 10/222:45 pmATW - LHR
1 stop15h 00mUnited Airlines
Mon 11/34:40 pmLHR - ATW
2 stops30h 02mUnited Airlines
Deal found 8/14$795
This British Airways deal was found by Cheapflights users on 8/13. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/36:18 pmATW - LHR
1 stop10h 47mMultiple Airlines
Fri 10/171:10 pmLHR - ATW
1 stop16h 33mMultiple Airlines
Deal found 8/13$799
This Delta deal was found by Cheapflights users on 8/14. 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.
Thu 10/1612:05 pmATW - LHR
1 stop19h 05mDelta
Thu 10/236:15 amLHR - ATW
2 stops16h 32mDelta
Deal found 8/14$802
This KLM deal was found by Cheapflights users on 8/13. 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.
Mon 9/225:35 amATW - LHR
1 stop19h 10mKLM
Mon 9/2912:25 pmLHR - ATW
1 stop15h 10mKLM
Deal found 8/13$809
This Delta deal was found by Cheapflights users on 8/14. 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 9/225:35 amATW - LHR
1 stop19h 40mDelta
Mon 9/2911:20 amLHR - ATW
1 stop17h 20mDelta
Deal found 8/14$810

Cheapflights Fare Finder

 
Customize your flight search to find flights from Appleton 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 2,558,603 searches. Data last updated August 14, 2025.
Use the filters below to find and compare flights from Appleton to London Heathrow Airport that are best for you.

Fly from

Appleton

Fly to

Heathrow

Route

Depart

Return

Price

AppletonLondon

ATW - LHR

ATWLHR

Appleton Intl

Wed 10/22

6:13 pm-10:30 am

1 stop10h 17m

London Heathrow

Wed 11/19

9:55 am-11:25 pm

1 stop19h 30m

$750

AppletonLondon

ATW - LHR

ATWLHR

Appleton Intl

Tue 9/9

3:45 pm-9:05 am

1 stop11h 20m

London Heathrow

Thu 9/25

11:10 am-5:47 pm

1 stop12h 37m

$750

AppletonLondon

ATW - LHR

ATWLHR

Appleton Intl

Wed 10/22

4:17 pm-1:10 pm

1 stop14h 53m

London Heathrow

Wed 11/19

6:20 am-9:59 pm

2 stops21h 39m

$752

AppletonLondon

ATW - LHR

ATWLHR

Appleton Intl

Tue 9/9

12:11 pm-1:10 pm

1 stop18h 59m

London Heathrow

Thu 9/25

6:15 am-9:35 pm

2 stops21h 20m

$752

AppletonLondon

ATW - LHR

ATWLHR

Appleton Intl

Tue 9/9

4:12 pm-1:10 pm

1 stop14h 58m

London Heathrow

Thu 9/25

1:05 pm-10:40 pm

1 stop15h 35m

$759

AppletonLondon

ATW - LHR

ATWLHR

Appleton Intl

Tue 9/9

12:11 pm-1:10 pm

1 stop18h 59m

London Heathrow

Thu 9/25

3:15 pm-10:40 pm

1 stop13h 25m

$759

AppletonLondon

ATW - LHR

ATWLHR

Appleton Intl

Wed 10/22

2:45 pm-11:45 am

1 stop15h 00m

London Heathrow

Mon 11/3

4:40 pm-4:42 pm

2 stops30h 02m

$795

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Best time to book a flight from Appleton to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Appleton with our price prediction graph.
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 Appleton to London Heathrow Airport

What is the cheapest month to book a flight from Appleton to London Heathrow Airport?

Currently, November is the cheapest month in which you can book a flight from Appleton to London Heathrow Airport (average of $661). Flying from Appleton to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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 Appleton to London Heathrow Airport?

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 August 14, 2025.
Get a feel of what it's like to fly with United Airlines and American Airlines from Appleton to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,916 reviews

Overall

7.4

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,916 reviews
United Airlines
7.4
Good
8,916 reviews

Overall

7.4

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,916 reviews

Overall

7.4

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Appleton to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Appleton to London Heathrow?

    If you book a flight to London Heathrow from Appleton, you will be flying from Appleton Intl, which is the city’s only airport. Appleton Intl (ATW) is located 5.1 mi from the center of Appleton. There are 0 flights from Appleton Intl to London Heathrow per day from 2 different airlines.

  • What are the cheapest airlines flying from Appleton to London Heathrow Airport round-trip?

    According to our current data, United Airlines ($697), and American Airlines ($703) offers the cheapest pricing from Appleton to London Heathrow Airport. United Airlines is 27% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Appleton to Heathrow that include hotel bookings?

    Yes. In addition to deals on Appleton to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Appleton to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Appleton to Heathrow.

  • Can I find deals for business class flights from Appleton to Heathrow?

    Yes. Cheapflights offers flight deals from Appleton to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Appleton to London Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from Appleton to London Heathrow Airport (average of $661). Flying from Appleton to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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.

See more FAQs

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Harrow
Canterbury
Dartford
Dover
Stratford-upon-Avon
Orpington
Watford
Northampton
Gatwick
Borehamwood
Broadway
Aylesbury
Chelmsford
Southend-on-Sea
Folkestone
Chichester
Swindon

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Appleton to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Heathrow flights
O'Hare Intl to Gatwick flights
O'Hare Intl to London City flights
Minneapolis to Heathrow flights
O'Hare Intl to Stansted flights
O'Hare Intl to Luton flights
Minneapolis to Gatwick flights
Minneapolis to London City flights
Minneapolis to Stansted flights
Minneapolis to Luton flights
Milwaukee to Heathrow flights
Milwaukee to Gatwick flights
Milwaukee to London City flights
Madison to Heathrow flights
Green Bay to Heathrow flights
Madison to London City flights
Madison to Gatwick flights
Green Bay to London City flights
Wausau to Heathrow flights
Green Bay to Gatwick flights
La Crosse to Heathrow flights
Minneapolis to Southend flights
Dubuque to Heathrow flights
Milwaukee to Stansted flights
Milwaukee to Luton flights
Escanaba to Heathrow flights

Top 2 airlines flying from Appleton to Heathrow

Discover the top 2 airlines that operate flights from Appleton 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 2,558,603 searches. Data last updated August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$697Average$847FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$703Average$1,011FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.