How long is the flight from London Heathrow Airport to Watertown, New York?

There are many flights that can get you from London Heathrow Airport to Watertown, New York in 29h 45m. Fly via American Airlines to get the fastest option. The distance between London Heathrow Airport and Watertown, New York is about 3388 mi.

In terms of precipitation, rainfall in Watertown, New York ranges from 2.7 - 4.1 inches per month. December is typically the wettest month, when rainfall can reach 4.1 in. June is typically the driest time to visit Watertown, New York when rainfall is around 2.7 in.

If weather is an important factor for your trip to Watertown, New York, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

What is the cheapest time of day to fly from LHR to ART?

When flying from London Heathrow Airport to Watertown, New York, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly into for flights to Watertown from London Heathrow?

For a flight from London Heathrow to Watertown, you will be flying into Watertown. Watertown (ART) is just 5.6 mi from the center of the city. Watertown is the only Watertown airport and it handles 0 inbound flights from London Heathrow per day. 0 airlines have flights to Watertown from London Heathrow on a regular basis.

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

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

How can I find direct flights from Heathrow to Watertown?

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

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

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

$1,402+ Flights from London Heathrow Airport to Watertown, NY

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Cheapest flights from Heathrow to Watertown
Explore the most affordable flight options available from Heathrow to Watertown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2025.

Sun 12/71:25 pmLHR - ART

2 stops38h 38mMultiple Airlines

Thu 12/112:30 pmART - LHR

1 stop11h 05mMultiple Airlines

Deal found 11/20

$2,480

Best flights from Heathrow to Watertown
Discover carefully curated flight deals from Heathrow to Watertown that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 21, 2025.

Fri 3/271:10 pmLHR - ART

1 stop29h 45mAmerican Airlines

Tue 3/316:22 amART - LHR

2 stops22h 53mAmerican Airlines

Deal found 11/19

$1,402

Sun 12/71:25 pmLHR - ART

2 stops38h 38mMultiple Airlines

Thu 12/112:30 pmART - LHR

1 stop11h 05mMultiple Airlines

Deal found 11/20

$2,480

Sat 1/311:40 amLHR - ART

2 stops16h 24mAmerican Airlines

Sat 1/107:00 amART - LHR

1 stop19h 50mAmerican Airlines

Deal found 11/19

$2,851

Last-minute flights from Heathrow to Watertown
Discover last-minute flight deals from Heathrow to Watertown. Data last updated November 21, 2025 and is based on user searches.

Sun 12/71:25 pmLHR - ART

2 stops38h 38mMultiple Airlines

Thu 12/112:30 pmART - LHR

1 stop11h 05mMultiple Airlines

Deal found 11/20

$2,480

Cheap flight deals from Heathrow to Watertown

Round-trip from	$1,145 (American Airlines)

From London Heathrow to Watertown

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Use the filters below to find and compare flights from London Heathrow Airport to Watertown that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonWatertown

LHR - ART

LHRART

London Heathrow

Fri 3/27

1:10 pm-2:55 pm

1 stop29h 45m

Watertown

Tue 3/31

6:22 am-10:15 am

2 stops22h 53m

$1,402

LondonWatertown

LHR - ART

LHRART

London Heathrow

Sun 12/7

1:25 pm-11:03 pm

2 stops38h 38m

Watertown

Thu 12/11

2:30 pm-6:35 am

1 stop11h 05m

$2,480

LondonWatertown

LHR - ART

LHRART

London Heathrow

Sat 1/3

11:40 am-11:04 pm

2 stops16h 24m

Watertown

Sat 1/10

7:00 am-7:50 am

1 stop19h 50m

$2,851

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Best time to book a flight from Heathrow to Watertown

Have a flexible travel schedule? Discover the best time to fly to Watertown from Heathrow 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 London Heathrow Airport to Watertown

What is the cheapest month to book a flight from London Heathrow Airport to Watertown, New York?

Currently, April is the cheapest month in which you can book a flight from London Heathrow Airport to Watertown, New York (average of $388). Flying from London Heathrow Airport to Watertown, New York in July is currently the most expensive (average of $939). 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.

Related info for your journey

What airport do you fly into for flights to Watertown from London Heathrow?
For a flight from London Heathrow to Watertown, you will be flying into Watertown. Watertown (ART) is just 5.6 mi from the center of the city. Watertown is the only Watertown airport and it handles 0 inbound flights from London Heathrow per day. 0 airlines have flights to Watertown from London Heathrow on a regular basis.
How long is the flight from London Heathrow Airport to Watertown, New York?
There are many flights that can get you from London Heathrow Airport to Watertown, New York in 29h 45m. Fly via American Airlines to get the fastest option. The distance between London Heathrow Airport and Watertown, New York is about 3388 mi.
Can I find deals for flights from Heathrow to Watertown that include hotel bookings?
Yes. In addition to deals on Heathrow to Watertown flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Heathrow to Watertown?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Watertown.
Can I find deals for business class flights from Heathrow to Watertown?
Yes. Cheapflights offers flight deals from Heathrow to Watertown 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 London Heathrow Airport to Watertown, New York?
Currently, April is the cheapest month in which you can book a flight from London Heathrow Airport to Watertown, New York (average of $388). Flying from London Heathrow Airport to Watertown, New York in July is currently the most expensive (average of $939). 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.

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$1,402+ Cheap flights from Heathrow (LHR) to Watertown, NY (ART)

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 3/27. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Heathrow to Watertown with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Heathrow to Watertown

Cheapest flights from Heathrow to WatertownExplore the most affordable flight options available from Heathrow to Watertown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2025.

Explore the most affordable flight options available from Heathrow to Watertown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2025.

Cheap flight deals from Heathrow to Watertown

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Use the filters below to find and compare flights from London Heathrow Airport to Watertown that are best for you.

Best time to book a flight from Heathrow to Watertown

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

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Watertown

What is the cheapest month to book a flight from London Heathrow Airport to Watertown, New York?

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Watertown. 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 into for flights to Watertown from London Heathrow?

How long is the flight from London Heathrow Airport to Watertown, New York?

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

How can I find direct flights from Heathrow to Watertown?

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

What is the cheapest month to book a flight from London Heathrow Airport to Watertown, New York?

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Cheapest flights from Heathrow to Watertown
Explore the most affordable flight options available from Heathrow to Watertown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2025.