When did momondo last update prices for flights from London to Watertown Airport?

Prices for flights from London to Watertown Airport refresh daily.

How old do you have to be to fly from London to Watertown Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Watertown Airport.

What documentation or ID do you need to fly to Watertown Airport?

The travel and health documents required for your trip to Watertown 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 Watertown Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£585 Cheap Flights from London to Watertown in 2026

1 adult

0 bags

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Find the cheapest flights from London to Watertown

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

10:15 - 22:55

LHR

ART

17h 40m1 stop

16:06 - 12:20

ART

LHR

15h 14m2 stops

£785American Airlines

Sun, 22 Feb - Sun, 1 Mar

10:15 - 22:55

LHR

ART

17h 40m1 stop

16:06 - 07:50

ART

LHR

10h 44m1 stop

£789American Airlines

Sun, 22 Feb - Sun, 1 Mar

11:45 - 22:55

LHR

ART

16h 10m2 stops

16:06 - 12:20

ART

LHR

15h 14m2 stops

£796American Airlines

Sun, 22 Feb - Sun, 1 Mar

American Airlines flights from London to Watertown, New York

Our best American Airlines deals on London to Watertown, New York flight tickets

American Airlines

22 Feb

LHR10:15London Heathrow

17h 40m

1 stop

ART22:55Watertown

1 Mar

ART16:06Watertown

15h 14m

2 stops

LHR12:20London Heathrow

£785

American Airlines

22 Feb

LHR10:15London Heathrow

17h 40m

1 stop

ART22:55Watertown

1 Mar

ART16:06Watertown

10h 44m

1 stop

LHR07:50London Heathrow

£789

American Airlines

22 Feb

LHR11:45London Heathrow

16h 10m

2 stops

ART22:55Watertown

1 Mar

ART16:06Watertown

15h 14m

2 stops

LHR12:20London Heathrow

£796

momondo Fare Finder

Use the filters below to find and compare flights from London to Watertown, New York that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonWatertown

LHR - ART

LHRART

London Heathrow

Sun 22/2

10:15-22:55

1 stop17h 40m

Watertown

Sun 1/3

16:06-12:20

2 stops15h 14m

£785

LondonWatertown

LHR - ART

LHRART

London Heathrow

Sun 22/2

10:15-22:55

1 stop17h 40m

Watertown

Sun 1/3

16:06-07:50

1 stop10h 44m

£789

LondonWatertown

LHR - ART

LHRART

London Heathrow

Sun 22/2

11:45-22:55

2 stops16h 10m

Watertown

Sun 1/3

16:06-12:20

2 stops15h 14m

£796

LondonWatertown

LHR - ART

LHRART

London Heathrow

Sun 17/5

18:00-23:23

2 stops34h 23m

£585

LondonWatertown

LHR - ART

LHRART

London Heathrow

Sat 16/5

08:15-23:28

2 stops20h 13m

£620

LondonWatertown

LHR - ART

LHRART

London Heathrow

Sat 16/5

13:45-23:28

1 stop14h 43m

£649

LondonWatertown

LHR - ART

LHRART

London Heathrow

Sun 22/2

11:40-22:55

2 stops16h 15m

£762

LondonWatertown

LHR - ART

LHRART

London Heathrow

Sun 22/2

10:15-22:55

1 stop17h 40m

£766

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from London to Watertown, New York

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 cheapest airline that flies from London to Watertown?

American Airlines is the most popular carrier operating from London to Watertown

Which airlines fly to Watertown, New York?

Virgin Atlantic, British Airways and Finnair are the top three most popular airlines that fly to Watertown, New York from London according to our data. Virgin Atlantic is the first choice among our users, with 34% of people opting to fly with this airline when travelling to Watertown, New York. Keep in mind that there are 4 different airlines that fly to Watertown, New York on a routine basis, so you have a few additional options to choose from.

When to book flights from London to Watertown, New York

Are you open to changing your travel dates? Check out the ideal times to fly from London to Watertown, New York according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap London to Watertown, New York (LON to ART) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Watertown, New York

Fastest flight time	17h 40m
Direct flights	None

The fastest flight from London to Watertown, New York takes 17h 40m

There are no direct flights from London to Watertown, New York. There are no popular flight routes from London to Watertown, New York.

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How far is London to Watertown by plane?
The distance between London and Watertown is about 3397.1 mi. 17h 40m is a normal flight duration for this route.
When did momondo last update prices for flights from London to Watertown Airport?
Prices for flights from London to Watertown Airport refresh daily.
How old do you have to be to fly from London to Watertown Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Watertown Airport.
What documentation or ID do you need to fly to Watertown Airport?
The travel and health documents required for your trip to Watertown 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 Watertown Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

It is quick and easy to find London to Watertown flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Watertown that suits you.

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

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

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

momondo provides multiple filters to help you find the best flight to Watertown from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to Watertown right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of London to Watertown flights. All you need is a valid email address and we will do the rest; it is that quick and easy.