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Cheap flights from Boston to Watertown from $281

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Watertown departing on 1/9. 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
0 bags

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Cheap round-trip flights

American Airlines Logo
9:26 am - 2:49 pmBOS-ART
5h 23m1 stop
American Airlines Logo
6:00 am - 10:14 amART-BOS
4h 14m1 stop
$303American Airlines
Find Deal
Thu, Aug 14 - Mon, Aug 18
American Airlines Logo
11:00 am - 10:43 pmBOS-ART
11h 43m2 stops
American Airlines Logo
6:00 am - 10:14 amART-BOS
4h 14m1 stop
$309American Airlines
Find Deal
Tue, Aug 12 - Sat, Aug 16
American Airlines Logo
11:00 am - 10:43 pmBOS-ART
11h 43m2 stops
American Airlines Logo
3:14 pm - 11:43 pmART-BOS
8h 29m2 stops
$398American Airlines
Find Deal
Tue, Aug 12 - Sat, Aug 16
American Airlines Logo
6:00 pm - 10:43 pmBOS-ART
4h 43m1 stop
American Airlines Logo
6:00 am - 12:20 pmART-BOS
6h 20m1 stop
$408American Airlines
Find Deal
Tue, Aug 12 - Sat, Aug 16
American Airlines Logo
9:26 am - 2:49 pmBOS-ART
5h 23m1 stop
American Airlines Logo
3:14 pm - 6:54 pmART-BOS
3h 40m1 stop
$409American Airlines
Find Deal
Sat, Aug 23 - Mon, Aug 25
American Airlines Logo
9:26 am - 2:49 pmBOS-ART
5h 23m1 stop
American Airlines Logo
6:00 am - 2:48 pmART-BOS
8h 48m2 stops
$490American Airlines
Find Deal
Thu, Aug 14 - Mon, Aug 18
American Airlines Logo
11:00 am - 10:43 pmBOS-ART
11h 43m2 stops
American Airlines Logo
6:00 am - 12:11 pmART-BOS
6h 11m1 stop
$641American Airlines
Find Deal
Thu, Aug 14 - Sun, Aug 17
American Airlines Logo
12:10 pm - 10:43 pmBOS-ART
10h 33m2 stops
American Airlines Logo
6:00 am - 2:48 pmART-BOS
8h 48m2 stops
$721American Airlines
Find Deal
Thu, Aug 14 - Mon, Aug 18
American Airlines Logo
11:15 am - 10:43 pmBOS-ART
11h 28m2 stops
American Airlines Logo
3:14 pm - 10:28 pmART-BOS
7h 14m2 stops
$830American Airlines
Find Deal
Sat, Aug 23 - Mon, Aug 25
American Airlines Logo
12:10 pm - 10:43 pmBOS-ART
10h 33m2 stops
American Airlines Logo
6:00 am - 4:38 pmART-BOS
10h 38m2 stops
$833American Airlines
Find Deal
Thu, Aug 14 - Sun, Aug 17

American Airlines flights from Boston to Watertown, New York

Our best American Airlines deals on Boston to Watertown, New York flight tickets
American Airlines
Aug 14
BOS9:26 amBoston Logan Intl
5h 23m
1 stop
ART2:49 pmWatertown
Aug 18
ART6:00 amWatertown
4h 14m
1 stop
BOS10:14 amBoston Logan Intl
$303
Find similar
American Airlines
Aug 12
BOS11:00 amBoston Logan Intl
11h 43m
2 stops
ART10:43 pmWatertown
Aug 16
ART6:00 amWatertown
4h 14m
1 stop
BOS10:14 amBoston Logan Intl
$309
Find similar
American Airlines
Aug 12
BOS11:00 amBoston Logan Intl
11h 43m
2 stops
ART10:43 pmWatertown
Aug 16
ART3:14 pmWatertown
8h 29m
2 stops
BOS11:43 pmBoston Logan Intl
$398
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Watertown, New York 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 832,500 searches. Data last updated July 30, 2025.
Use the filters below to find and compare flights from Boston to Watertown, New York that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonWatertown

BOS - ART

BOSART

Boston Logan Intl

Thu 8/14

9:26 am-2:49 pm

1 stop5h 23m

Watertown

Mon 8/18

6:00 am-10:14 am

1 stop4h 14m

$303

BostonWatertown

BOS - ART

BOSART

Boston Logan Intl

Tue 8/12

11:00 am-10:43 pm

2 stops11h 43m

Watertown

Sat 8/16

6:00 am-10:14 am

1 stop4h 14m

$309

BostonWatertown

BOS - ART

BOSART

Boston Logan Intl

Tue 8/12

11:00 am-10:43 pm

2 stops11h 43m

Watertown

Sat 8/16

3:14 pm-11:43 pm

2 stops8h 29m

$398

BostonWatertown

BOS - ART

BOSART

Boston Logan Intl

Tue 8/12

6:00 pm-10:43 pm

1 stop4h 43m

Watertown

Sat 8/16

6:00 am-12:20 pm

1 stop6h 20m

$408

BostonWatertown

BOS - ART

BOSART

Boston Logan Intl

Sat 8/23

9:26 am-2:49 pm

1 stop5h 23m

Watertown

Mon 8/25

3:14 pm-6:54 pm

1 stop3h 40m

$409

BostonWatertown

BOS - ART

BOSART

Boston Logan Intl

Thu 8/14

9:26 am-2:49 pm

1 stop5h 23m

Watertown

Mon 8/18

6:00 am-2:48 pm

2 stops8h 48m

$490

BostonWatertown

BOS - ART

BOSART

Boston Logan Intl

Thu 8/14

11:00 am-10:43 pm

2 stops11h 43m

Watertown

Sun 8/17

6:00 am-12:11 pm

1 stop6h 11m

$641

BostonWatertown

BOS - ART

BOSART

Boston Logan Intl

Thu 8/14

12:10 pm-10:43 pm

2 stops10h 33m

Watertown

Mon 8/18

6:00 am-2:48 pm

2 stops8h 48m

$721

BostonWatertown

BOS - ART

BOSART

Boston Logan Intl

Sat 8/23

11:15 am-10:43 pm

2 stops11h 28m

Watertown

Mon 8/25

3:14 pm-10:28 pm

2 stops7h 14m

$830

BostonWatertown

BOS - ART

BOSART

Boston Logan Intl

Thu 8/14

12:10 pm-10:43 pm

2 stops10h 33m

Watertown

Sun 8/17

6:00 am-4:38 pm

2 stops10h 38m

$833

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Watertown from

How to get the cheapest flight ticket from Boston 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 day to depart on your flight to Watertown, New York?

The cheapest day to depart on your flight to Watertown, New York is on a Tuesday when prices can be found for as low as $196. This is often the case because there is less demand to fly during this day of the week. Flights from Boston to Watertown, New York on a Sunday will generally be more expensive and average around $484. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Watertown, New York?

Flying to Watertown, New York from Boston in the morning is the least expensive time of day to depart. momondo users have found prices as low as $206 when looking at flights departing in the morning. Flights in the afternoon are often more expensive with an average ticket price of $484.

When to book flights from Boston to Watertown, New York

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

Cheap Boston to Watertown, New York (BOS to ART) flight deals and tips

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

Best Price Found

$281

Fastest flight time

4h 43m

Direct flights

None

Airports in Watertown, New York

1 airport
The best one-way flight to Watertown, New York from Boston in the past 72 hours is $281. The best round-trip flight deal from Boston to Watertown, New York found on momondo in the last 72 hours is $303.
The fastest flight from Boston to Watertown, New York takes 4h 43m
There are no direct flights from Boston to Watertown, New York. Popular non-direct route for this connection is Boston Logan Intl Airport - Watertown Airport.
There is 1 airport near Watertown, New York: Watertown (ART)
Search flight deals

  • How far is Boston Logan Intl to Watertown by plane?

    The distance between Boston Logan Intl and Watertown is about 268.5 mi. By plane, this route typically takes 4h 43m.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Watertown Airport?

    Prices for flights from Boston Logan Intl Airport to Watertown Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Watertown Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to Watertown 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 Boston Logan Intl Airport to Watertown Airport.

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

    The necessary travel and health documents for your Watertown Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Boston to Watertown, New York?

Best airlines flying from Boston to Watertown, New York

Compare and see reviews for airlines that fly from Boston to Watertown, New York with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $186Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Watertown?

Book flights to Watertown if you plan to visit one of these locations
Alexandria Bay
Clayton

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Watertown from Boston.

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

All flight searches from Boston to Watertown on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Boston and Watertown by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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

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