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$398+ Cheap flights from Seattle to Watertown, NY (SEA - 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 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ART
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Seattle to Watertown

Cheapest flights from Seattle to Watertown
Explore the most affordable flight options available from Seattle to Watertown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This American Airlines deal was found by Cheapflights users on 12/10. 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 12/2412:14 amSEA - ART
2 stops14h 13mAmerican Airlines
Mon 12/296:00 amART - SEA
2 stops14h 26mAmerican Airlines
Deal found 12/10$1,120

Find flight deals from Seattle to Watertown

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$398
(Alaska Airlines)

Popular in

June

Cheapest in

October
Provider with most accurate pricing for Seattle/Tacoma Intl-Watertown flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Watertown flights.
Search Deals
From Seattle/Tacoma Intl to Watertown
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($161 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($34 potential savings vs. average RT price).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle 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 December 12, 2025.
Use the filters below to find and compare flights from Seattle to Watertown that are best for you.

Fly from

Seattle

Fly to

Watertown

Route

Depart

Return

Price

SeattleWatertown

SEA - ART

SEAART

Seattle/Tacoma Intl

Sat 1/31

9:54 am-9:23 pm

1 stop8h 29m

Watertown

Tue 2/3

4:31 pm-10:29 pm

1 stop8h 58m

$398

SeattleWatertown

SEA - ART

SEAART

Seattle/Tacoma Intl

Wed 12/24

12:14 am-5:27 pm

2 stops14h 13m

Watertown

Mon 12/29

6:00 am-5:26 pm

2 stops14h 26m

$1,120

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Compare providers for flights from Seattle to Watertown

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Watertown in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Watertown, New York flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Seattle-Watertown, New York flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Seattle-Watertown, New York flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Watertown, New York flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Watertown, New York flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Watertown

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

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

Currently, October is the cheapest month in which you can book a flight from Seattle to Watertown, New York (average of $159). Flying from Seattle to Watertown, New York in July is currently the most expensive (average of $415). 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 December 12, 2025.
See what other customers who have flown with American Airlines from Seattle to Watertown have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,050 reviews

Entertainment

6.9

Food

6.5

Boarding

7.5

Comfort

7.2

Crew

8.0

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit
American Airlines
7.2
Good
11,050 reviews
American Airlines
7.2
Good
11,050 reviews

Entertainment

6.9

Food

6.5

Boarding

7.5

Comfort

7.2

Crew

8.0

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit

Related info for your journey

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

  • How long is the flight from Seattle to Watertown, New York?

    Alaska Airlines and American Airlines can get you from Seattle to Watertown, New York in just under 8h 29m. Your travel time can differ by up to 5h 44m. Airlines will cover a distance of 2211 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    According to our current data, American Airlines ($159), offers the cheapest pricing from Seattle to Watertown, New York. You may be able to fly from Seattle to Watertown, New York for 68% less than the average price by searching for this airline.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Seattle to Watertown, New York (average of $159). Flying from Seattle to Watertown, New York in July is currently the most expensive (average of $415). 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 Watertown?

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

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Top airline flying from Seattle to Watertown

Discover the top airline that operate flights from Seattle 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$159Average$511FlexibilityNo cancel feeOn-time71%

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