$616+ 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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ART
Oct 16 — Oct 231
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest
Best
Last-minute
Cheapest flights from Seattle to WatertownExplore 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 September 16, 2026.
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 September 16, 2026.
This American Airlines deal was found by Cheapflights users on 9/15. 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 9/309:42 pm -
2 stops15h 11m
Sun 10/46:00 am -
1 stop8h 40m
Deal found 9/15![American Airlines logo]()
$616
This American Airlines deal was found by Cheapflights users on 9/13. 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 12/2411:11 pm -
1 stop20h 38m
Mon 1/45:39 pm -
1 stop21h 11m
Deal found 9/13![American Airlines logo]()
$1,002
Best flights from Seattle to WatertownDiscover carefully curated flight deals from Seattle to Watertown that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.
Discover carefully curated flight deals from Seattle to Watertown that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.
This American Airlines deal was found by Cheapflights users on 9/15. 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 9/309:42 pm -
2 stops15h 11m
Sun 10/46:00 am -
1 stop8h 40m
Deal found 9/15![American Airlines logo]()
$616
This American Airlines deal was found by Cheapflights users on 9/13. 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 12/2411:11 pm -
1 stop20h 38m
Mon 1/45:39 pm -
1 stop21h 11m
Deal found 9/13![American Airlines logo]()
$1,002
Last-minute flights from Seattle to WatertownDiscover last-minute flight deals from Seattle to Watertown. Data last updated September 16, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Watertown. Data last updated September 16, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/15. 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 9/309:42 pm -
2 stops15h 11m
Sun 10/46:00 am -
1 stop8h 40m
Deal found 9/15![American Airlines logo]()
$616
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 September 16, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $616 (American Airlines) |
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 7,457,451 searches. Data last updated September 16, 2026.
Use the filters below to find and compare flights from Seattle to Watertown that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
SeattleWatertown
SEA Seattle/Tacoma Intl - ART Watertown
SEAART
Seattle/Tacoma Intl
Wed 9/30
9:42 pm-3:53 pm
2 stops15h 11m
Watertown
Sun 10/4
6:00 am-11:40 am
1 stop8h 40m
$616
SeattleWatertown
SEA Seattle/Tacoma Intl - ART Watertown
SEAART
Seattle/Tacoma Intl
Thu 12/24
11:11 pm-10:49 pm
1 stop20h 38m
Watertown
Mon 1/4
5:39 pm-11:50 am
1 stop21h 11m
$1,002
Sorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Seattle-Watertown, New York flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Watertown, New York flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.
SEA-ART
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.
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 September 16, 2026.
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.
Boarding
7.4
Comfort
7.2
Food
6.4
Entertainment
6.8
Crew
7.9
Overall
7.1
Reviews
1 / 20
6.0
GoodPhilip,Sep 2023
SEA - LHR
Boarding
7.4
Comfort
7.2
Food
6.4
Entertainment
6.8
Crew
7.9
Overall
7.1
Reviews
1 / 20
6.0
GoodPhilip,Sep 2023
SEA - LHR
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.
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Seattle and Watertown flights
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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 7,457,451 searches. Data last updated September 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$455 | Average$555 | FlexibilityNo cancel fee | On-time71% |