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$429+ Cheap flights from Watertown, NY to Seattle (ART - SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/15. Fares are subject to change and may not be available on all flights or dates of travel.
ART — SEA
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Watertown to Seattle

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

Round-trip from

$652
(American Airlines)

One-way from

$429
(American Airlines)
From Watertown to Seattle/Tacoma Intl
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One-way flight from Watertown to Seattle/Tacoma Intl
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Find flight deals from Watertown to Seattle

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

This American Airlines deal was found by Cheapflights users on 6/11. 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 6/263:38 pmART - SEA
1 stop9h 48mAmerican Airlines
Mon 6/3012:12 pmSEA - ART
1 stop7h 42mAmerican Airlines
Deal found 6/11$652
This Alaska Airlines deal was found by Cheapflights users on 6/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/54:27 pmART - SEA
1 stop8h 33mAlaska Airlines
Mon 9/159:39 amSEA - ART
1 stop10h 11mAlaska Airlines
Deal found 6/12$655

Cheapflights Fare Finder

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

Fly from

Watertown

Fly to

Seattle

Route

Depart

Return

Price

WatertownSeattle

ART - SEA

ARTSEA

Watertown

Thu 6/26

3:38 pm-10:26 pm

1 stop9h 48m

Seattle/Tacoma Intl

Mon 6/30

12:12 pm-10:54 pm

1 stop7h 42m

$652

WatertownSeattle

ART - SEA

ARTSEA

Watertown

Fri 9/5

4:27 pm-10:00 pm

1 stop8h 33m

Seattle/Tacoma Intl

Mon 9/15

9:39 am-10:50 pm

1 stop10h 11m

$655

WatertownSeattle

ART - SEA

ARTSEA

Watertown

Tue 7/15

6:05 am-11:05 am

1 stop8h 00m

$429

WatertownSeattle

ART - SEA

ARTSEA

Watertown

Tue 7/1

3:38 pm-9:57 pm

1 stop9h 19m

$446

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from Watertown to Seattle

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

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

Currently, January is the cheapest month in which you can book a flight from Watertown, New York to Seattle (average of $238). Flying from Watertown, New York to Seattle in July is currently the most expensive (average of $391). 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.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated June 12, 2025.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

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

  • What are the cheapest airlines flying from Watertown, New York to Seattle round-trip?

    According to our current data, American Airlines ($652), and Alaska Airlines ($655) offers the cheapest pricing from Watertown, New York to Seattle.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Watertown, New York to Seattle (average of $238). Flying from Watertown, New York to Seattle in July is currently the most expensive (average of $391). 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
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lacey
Leavenworth
Federal Way
Lynnwood
Olympia
Shoreline
Kent
Cle Elum
Centralia
Kirkland
Aberdeen
Renton
Shelton
Silverdale
Issaquah

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Watertown to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Watertown to Seattle

Discover the top airline that operate flights from Watertown to Seattle. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$315Average$653FlexibilityNo cancel feeOn-time71%

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