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 July 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.

$525 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.

4:18 pm - 10:57 pm

ART

SEA

9h 39m

1 stop

7:30 am - 10:27 pm

SEA

ART

11h 57m

2 stops

$546American Airlines

Fri, Oct 2 - Tue, Oct 6

4:22 pm - 10:56 pm

ART

SEA

9h 34m

1 stop

12:44 am - 3:57 pm

SEA

ART

12h 13m

2 stops

$641American Airlines

Tue, Jul 21 - Sun, Aug 2

4:22 pm - 10:56 pm

ART

SEA

9h 34m

1 stop

6:00 am - 10:53 pm

SEA

ART

13h 53m

2 stops

$656American Airlines

Wed, Jul 22 - Tue, Aug 4

4:24 pm - 10:57 pm

ART

SEA

9h 33m

1 stop

7:15 am - 10:50 pm

SEA

ART

12h 35m

2 stops

$688American Airlines

Tue, Sep 29 - Sun, Oct 4

4:22 pm - 10:56 pm

ART

SEA

9h 34m

1 stop

9:42 pm - 3:35 pm

SEA

ART

14h 53m

2 stops

$696American Airlines

Tue, Jul 21 - Wed, Aug 5

4:22 pm - 10:56 pm

ART

SEA

9h 34m

1 stop

7:10 am - 10:53 pm

SEA

ART

12h 43m

2 stops

$713American Airlines

Wed, Jul 22 - Sat, Aug 1

4:22 pm - 10:56 pm

ART

SEA

9h 34m

1 stop

5:10 am - 10:53 pm

SEA

ART

14h 43m

2 stops

$746American Airlines

Wed, Jul 22 - Sun, Aug 2

4:18 pm - 11:40 am

ART

SEA

22h 22m

1 stop

10:47 pm - 5:51 pm

SEA

ART

16h 04m

1 stop

$747American Airlines

Fri, Oct 2 - Tue, Oct 6

4:24 pm - 10:57 pm

ART

SEA

9h 33m

1 stop

6:40 am - 10:50 pm

SEA

ART

13h 10m

2 stops

$750American Airlines

Wed, Sep 30 - Sat, Oct 3

4:22 pm - 10:56 pm

ART

SEA

9h 34m

1 stop

7:10 am - 10:53 pm

SEA

ART

12h 43m

2 stops

$753American Airlines

Tue, Jul 21 - Sat, Aug 1

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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 2

ART4:18 pmWatertown

9h 39m

1 stop

SEA10:57 pmSeattle/Tacoma Intl

Oct 6

SEA7:30 amSeattle/Tacoma Intl

11h 57m

2 stops

ART10:27 pmWatertown

$546

American Airlines

Jul 21

ART4:22 pmWatertown

9h 34m

1 stop

SEA10:56 pmSeattle/Tacoma Intl

Aug 2

SEA12:44 amSeattle/Tacoma Intl

12h 13m

2 stops

ART3:57 pmWatertown

$641

American Airlines

Jul 22

ART4:22 pmWatertown

9h 34m

1 stop

SEA10:56 pmSeattle/Tacoma Intl

Aug 4

SEA6:00 amSeattle/Tacoma Intl

13h 53m

2 stops

ART10:53 pmWatertown

$656

Alaska Airlines flights from Watertown, New York to Seattle

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

Alaska Airlines

Oct 2

ART4:18 pmWatertown

8h 33m

1 stop

SEA9:51 pmSeattle/Tacoma Intl

Oct 3

SEA9:17 amSeattle/Tacoma Intl

10h 33m

1 stop

ART10:50 pmWatertown

$896

Alaska Airlines

Oct 2

ART4:18 pmWatertown

8h 33m

1 stop

SEA9:51 pmSeattle/Tacoma Intl

Oct 4

SEA9:17 amSeattle/Tacoma Intl

10h 33m

1 stop

ART10:50 pmWatertown

$916

Alaska Airlines

Sep 30

ART4:24 pmWatertown

8h 27m

1 stop

SEA9:51 pmSeattle/Tacoma Intl

Oct 8

SEA9:17 amSeattle/Tacoma Intl

10h 10m

1 stop

ART10:27 pmWatertown

$946

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

Quickest round-trip

WatertownSeattle

ART - SEA

ARTSEA

Watertown

Fri 10/2

4:18 pm-10:57 pm

1 stop9h 39m

Seattle/Tacoma Intl

Tue 10/6

7:30 am-10:27 pm

2 stops11h 57m

$546

WatertownSeattle

ART - SEA

ARTSEA

Watertown

Tue 7/21

4:22 pm-10:56 pm

1 stop9h 34m

Seattle/Tacoma Intl

Sun 8/2

12:44 am-3:57 pm

2 stops12h 13m

$641

WatertownSeattle

ART - SEA

ARTSEA

Watertown

Wed 7/22

4:22 pm-10:56 pm

1 stop9h 34m

Seattle/Tacoma Intl

Tue 8/4

6:00 am-10:53 pm

2 stops13h 53m

$656

WatertownSeattle

ART - SEA

ARTSEA

Watertown

Tue 9/29

4:24 pm-10:57 pm

1 stop9h 33m

Seattle/Tacoma Intl

Sun 10/4

7:15 am-10:50 pm

2 stops12h 35m

$688

WatertownSeattle

ART - SEA

ARTSEA

Watertown

Tue 7/21

4:22 pm-10:56 pm

1 stop9h 34m

Seattle/Tacoma Intl

Wed 8/5

9:42 pm-3:35 pm

2 stops14h 53m

$696

WatertownSeattle

ART - SEA

ARTSEA

Watertown

Wed 7/22

4:22 pm-10:56 pm

1 stop9h 34m

Seattle/Tacoma Intl

Sat 8/1

7:10 am-10:53 pm

2 stops12h 43m

$713

WatertownSeattle

ART - SEA

ARTSEA

Watertown

Wed 7/22

4:22 pm-10:56 pm

1 stop9h 34m

Seattle/Tacoma Intl

Sun 8/2

5:10 am-10:53 pm

2 stops14h 43m

$746

WatertownSeattle

ART - SEA

ARTSEA

Watertown

Fri 10/2

4:18 pm-11:40 am

1 stop22h 22m

Seattle/Tacoma Intl

Tue 10/6

10:47 pm-5:51 pm

1 stop16h 04m

$747

WatertownSeattle

ART - SEA

ARTSEA

Watertown

Wed 9/30

4:24 pm-10:57 pm

1 stop9h 33m

Seattle/Tacoma Intl

Sat 10/3

6:40 am-10:50 pm

2 stops13h 10m

$750

WatertownSeattle

ART - SEA

ARTSEA

Watertown

Tue 7/21

4:22 pm-10:56 pm

1 stop9h 34m

Seattle/Tacoma Intl

Sat 8/1

7:10 am-10:53 pm

2 stops12h 43m

$753

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 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?

Alaska Airlines is the most popular carrier 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 51% 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

Fastest flight time	9h 34m
Direct flights	None

The fastest flight from Watertown, New York to Seattle takes 9h 34m

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 34m.
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 July 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 $303	Free Cancellation	Rating 7.1 11,779 reviews		Search American Airlines flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Redmond

Kent

Lakewood

Puyallup

Tukwila

Cle Elum

Federal Way

Fife

Marysville

Centralia

Kirkland

Shoreline

Westport

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.