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$198+ Cheap flights from Boston to Watertown, NY (BOS - 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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — ART
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Boston to Watertown

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Watertown (ART). 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 July 3, 2025.

Round-trip from

$198
(American Airlines)
From Boston Logan Intl to Watertown
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Find flight deals from Boston to Watertown

Cheapest flights from Boston to Watertown
Explore the most affordable flight options available from Boston to Watertown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This American Airlines deal was found by Cheapflights users on 7/2. 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.
Thu 8/149:26 amBOS - ART
1 stop5h 23mAmerican Airlines
Mon 8/186:00 amART - BOS
1 stop4h 14mAmerican Airlines
Deal found 7/2$198

Cheapflights Fare Finder

Customize your flight search to find flights from Boston to Watertown 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 July 3, 2025.
Use the filters below to find and compare flights from Boston to Watertown that are best for you.

Fly from

Boston

Fly to

Watertown

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

$198

BostonWatertown

BOS - ART

BOSART

Boston Logan Intl

Thu 7/17

9:12 am-3:05 pm

1 stop5h 53m

$373

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Best time to book a flight from Boston to Watertown

Have a flexible travel schedule? Discover the best time to fly to Watertown from Boston 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 Boston to Watertown

What is the cheapest month to book a flight from Boston to Watertown, New York?

Currently, February is the cheapest month in which you can book a flight from Boston to Watertown, New York (average of $187). Flying from Boston to Watertown, New York in May is currently the most expensive (average of $423). 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.

Reviews of airlines servicing Watertown

Get insights into the airlines that provide service to Watertown. 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 Watertown. Reviews last updated July 3, 2025.
Get a feel of what it's like to fly with American Airlines from Boston to Watertown by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Crew

8.0

Food

6.5

Comfort

7.2

Boarding

7.5

Overall

7.2

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Crew

8.0

Food

6.5

Comfort

7.2

Boarding

7.5

Overall

7.2

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break

Related info for your journey

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

  • What is the cheapest airline to fly from Boston to Watertown, New York round-trip?

    Cheapflights users have booked flights from Boston to Watertown, New York round-trip from $198.

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

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

  • How can I find direct flights from Boston to Watertown?

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

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

    Yes. Cheapflights offers flight deals from Boston 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 Boston to Watertown, New York?

    Currently, February is the cheapest month in which you can book a flight from Boston to Watertown, New York (average of $187). Flying from Boston to Watertown, New York in May is currently the most expensive (average of $423). 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

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Alternative routes for Boston to Watertown

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Top airline flying from Boston to Watertown

Discover the top airline that operate flights from Boston to Watertown. 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$186Average$484FlexibilityNo cancel feeOn-time71%

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