When did momondo last update prices for flights from Watertown Airport to Seattle/Tacoma Intl Airport?

Prices for flights from Watertown Airport to Seattle/Tacoma Intl Airport are updated daily.

How many operators does momondo search for flights from Watertown Airport to Seattle/Tacoma Intl Airport?

The number of operators available for flights from Watertown Airport to Seattle/Tacoma Intl Airport is 1 as of September 2026.

How old do you have to be to fly from Watertown Airport to Seattle/Tacoma Intl 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 Watertown Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The necessary travel and health documents for your Seattle/Tacoma Intl 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.

$461 Cheap Flights from Watertown, New York to Seattle in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Watertown, New York to Seattle

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:25 pm - 10:59 pmART Watertown-SEA Seattle/Tacoma Intl

8h 34m1 stop Philadelphia

6:20 am - 10:55 pmSEA Seattle/Tacoma Intl-ART Watertown

13h 35m2 stops Phoenix Sky Harbor Intl Philadelphia

$556American Airlines

Fri, Oct 30 - Wed, Nov 11

5:25 pm - 10:59 pmART Watertown-SEA Seattle/Tacoma Intl

8h 34m1 stop Philadelphia

12:25 am - 5:21 pmSEA Seattle/Tacoma Intl-ART Watertown

13h 56m2 stops Dallas/Fort Worth Philadelphia

$556American Airlines

Fri, Oct 30 - Mon, Nov 9

4:18 pm - 10:57 pmART Watertown-SEA Seattle/Tacoma Intl

9h 39m1 stop Philadelphia

11:57 pm - 3:59 pmSEA Seattle/Tacoma Intl-ART Watertown

13h 02m2 stops Chicago O'Hare Intl Philadelphia

$651American Airlines

Thu, Sep 17 - Mon, Sep 21

6:00 am - 4:07 pmART Watertown-SEA Seattle/Tacoma Intl

13h 07m2 stops Philadelphia Los Angeles

6:20 am - 10:55 pmSEA Seattle/Tacoma Intl-ART Watertown

13h 35m2 stops Phoenix Sky Harbor Intl Philadelphia

$798American Airlines

Fri, Oct 30 - Wed, Nov 11

6:00 am - 4:07 pmART Watertown-SEA Seattle/Tacoma Intl

13h 07m2 stops Philadelphia Los Angeles

12:25 am - 5:21 pmSEA Seattle/Tacoma Intl-ART Watertown

13h 56m2 stops Dallas/Fort Worth Philadelphia

$798American Airlines

Fri, Oct 30 - Mon, Nov 9

6:00 am - 9:22 pmART Watertown-SEA Seattle/Tacoma Intl

18h 22m1 stop Philadelphia

9:15 am - 10:55 pmSEA Seattle/Tacoma Intl-ART Watertown

10h 40m1 stop Philadelphia

$827American Airlines

Fri, Oct 30 - Wed, Nov 11

4:18 pm - 9:51 pmART Watertown-SEA Seattle/Tacoma Intl

8h 33m1 stop Philadelphia

9:33 am - 10:50 pmSEA Seattle/Tacoma Intl-ART Watertown

10h 17m1 stop Philadelphia

$906Alaska Airlines

Thu, Sep 17 - Mon, Sep 21

4:18 pm - 10:09 amART Watertown-SEA Seattle/Tacoma Intl

20h 51m2 stops Philadelphia Chicago O'Hare Intl

11:57 pm - 3:59 pmSEA Seattle/Tacoma Intl-ART Watertown

13h 02m2 stops Chicago O'Hare Intl Philadelphia

$1,213American Airlines

Thu, Sep 17 - Mon, Sep 21

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American Airlines flights from Watertown, New York to Seattle

Our best American Airlines deals on Watertown, New York to Seattle flight tickets

American Airlines

Oct 30

ART5:25 pmWatertown

8h 34m

1 stop

SEA10:59 pmSeattle/Tacoma Intl

Nov 9

SEA12:25 amSeattle/Tacoma Intl

13h 56m

2 stops

ART5:21 pmWatertown

$556

American Airlines

Sep 17

ART4:18 pmWatertown

9h 39m

1 stop

SEA10:57 pmSeattle/Tacoma Intl

Sep 21

SEA11:57 pmSeattle/Tacoma Intl

13h 02m

2 stops

ART3:59 pmWatertown

$651

American Airlines

Oct 30

ART6:00 amWatertown

13h 07m

2 stops

SEA4:07 pmSeattle/Tacoma Intl

Nov 9

SEA12:25 amSeattle/Tacoma Intl

13h 56m

2 stops

ART5:21 pmWatertown

$798

momondo Fare Finder

Use the filters below to find and compare flights from Watertown, New York to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

WatertownSeattle

ART Watertown - SEA Seattle/Tacoma Intl

ARTSEA

Watertown

Fri 10/30

5:25 pm-10:59 pm

1 stop8h 34m

Seattle/Tacoma Intl

Wed 11/11

6:20 am-10:55 pm

2 stops13h 35m

$556

WatertownSeattle

ART Watertown - SEA Seattle/Tacoma Intl

ARTSEA

Watertown

Fri 10/30

5:25 pm-10:59 pm

1 stop8h 34m

Seattle/Tacoma Intl

Mon 11/9

12:25 am-5:21 pm

2 stops13h 56m

$556

WatertownSeattle

ART Watertown - SEA Seattle/Tacoma Intl

ARTSEA

Watertown

Thu 9/17

4:18 pm-10:57 pm

1 stop9h 39m

Seattle/Tacoma Intl

Mon 9/21

11:57 pm-3:59 pm

2 stops13h 02m

$651

WatertownSeattle

ART Watertown - SEA Seattle/Tacoma Intl

ARTSEA

Watertown

Fri 10/30

6:00 am-4:07 pm

2 stops13h 07m

Seattle/Tacoma Intl

Wed 11/11

6:20 am-10:55 pm

2 stops13h 35m

$798

WatertownSeattle

ART Watertown - SEA Seattle/Tacoma Intl

ARTSEA

Watertown

Fri 10/30

6:00 am-4:07 pm

2 stops13h 07m

Seattle/Tacoma Intl

Mon 11/9

12:25 am-5:21 pm

2 stops13h 56m

$798

WatertownSeattle

ART Watertown - SEA Seattle/Tacoma Intl

ARTSEA

Watertown

Fri 10/30

6:00 am-9:22 pm

1 stop18h 22m

Seattle/Tacoma Intl

Wed 11/11

9:15 am-10:55 pm

1 stop10h 40m

$827

Quickest round-trip

WatertownSeattle

ART Watertown - SEA Seattle/Tacoma Intl

ARTSEA

Watertown

Thu 9/17

4:18 pm-9:51 pm

1 stop8h 33m

Seattle/Tacoma Intl

Mon 9/21

9:33 am-10:50 pm

1 stop10h 17m

$906

WatertownSeattle

ART Watertown - SEA Seattle/Tacoma Intl

ARTSEA

Watertown

Thu 9/17

4:18 pm-10:09 am

2 stops20h 51m

Seattle/Tacoma Intl

Mon 9/21

11:57 pm-3:59 pm

2 stops13h 02m

$1,213

Cheapest one-way

WatertownSeattle

ART Watertown - SEA Seattle/Tacoma Intl

ARTSEA

Watertown

Sat 10/24

6:00 am-12:09 pm

1 stop9h 09m

$461

WatertownSeattle

ART Watertown - SEA Seattle/Tacoma Intl

ARTSEA

Watertown

Wed 10/21

6:00 am-12:09 pm

1 stop9h 09m

$461

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

How to get the cheapest flight ticket from Watertown, New York to Seattle

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 airline that flies from Watertown to Seattle/Tacoma Intl?

American Airlines and Alaska Airlines are the most popular carriers operating from Watertown to Seattle/Tacoma Intl

What airlines fly to Seattle?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Seattle from Watertown, New York according to our data. American Airlines is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 4 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

When to book flights from Watertown, New York to Seattle

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

Estimated round-trip price

Cheap Watertown, New York to Seattle (ART to SEA) flight deals and tips

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

Best Price Found	$461
Fastest flight time	9h 39m
Direct flights	None

The best one-way flight to Seattle from Watertown, New York in the past 72 hours is $461. The best round-trip flight deal from Watertown, New York to Seattle found on momondo in the last 72 hours is $556.

The fastest flight from Watertown, New York to Seattle takes 9h 39m

There are no direct flights from Watertown, New York to Seattle. There are no popular flight routes from Watertown, New York to Seattle.

Search flight deals

Frequently asked questions about flying from Watertown, New York to Seattle

How far is Watertown to Seattle/Tacoma Intl by plane?
Watertown and Seattle/Tacoma Intl are 2215.6 mi apart from one another. A reasonable flight in good conditions will take 9h 39m.
When did momondo last update prices for flights from Watertown Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Watertown Airport to Seattle/Tacoma Intl Airport are updated daily.
How many operators does momondo search for flights from Watertown Airport to Seattle/Tacoma Intl Airport?
The number of operators available for flights from Watertown Airport to Seattle/Tacoma Intl Airport is 1 as of September 2026.
How old do you have to be to fly from Watertown Airport to Seattle/Tacoma Intl 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 Watertown Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The necessary travel and health documents for your Seattle/Tacoma Intl 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 Watertown, New York to Seattle?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Watertown, New York to Seattle is American Airlines (100% of total bookings).

Best airlines flying from Watertown, New York to Seattle

Compare and see reviews for airlines that fly from Watertown, New York to Seattle with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $328	Free Cancellation	Rating 7.1 12,030 reviews		Search American Airlines flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Kent

Olympia

Redmond

Lakewood

Federal Way

Fife

Tukwila

Puyallup

Lynnwood

Cle Elum

Marysville

Kirkland

Centralia

Lacey

Shoreline

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Watertown to Seattle. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Seattle from Watertown which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Watertown and Seattle 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 Watertown to Seattle right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from Watertown and alert you when they change.