What airlines fly to Seattle?

American Airlines, Delta and United Airlines 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 42% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 6 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

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 August 2025.

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.

$409 Cheap Flights from Watertown to Seattle in 2025

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Find the cheapest flights from Watertown, New York to Seattle

Round-trip

One-way

Cheap round-trip flights

3:14 pm - 10:26 pmART-SEA

10h 12m1 stop

11:59 pm - 3:44 pmSEA-ART

12h 45m2 stops

$409American Airlines

Find Deal

Mon, Aug 18 - Mon, Aug 25

3:14 pm - 10:26 pmART-SEA

10h 12m1 stop

12:46 am - 2:49 pmSEA-ART

11h 03m2 stops

$512American Airlines

Find Deal

Mon, Aug 18 - Sun, Aug 24

6:00 am - 4:48 pmART-SEA

13h 48m2 stops

11:59 pm - 3:44 pmSEA-ART

12h 45m2 stops

$562American Airlines

Find Deal

Mon, Aug 18 - Mon, Aug 25

3:14 pm - 11:41 pmART-SEA

11h 27m2 stops

12:46 am - 2:49 pmSEA-ART

11h 03m2 stops

$665American Airlines

Find Deal

Mon, Aug 18 - Sun, Aug 24

3:14 pm - 10:26 pmART-SEA

10h 12m1 stop

11:59 pm - 3:44 pmSEA-ART

12h 45m2 stops

$788American Airlines

Find Deal

Thu, Aug 14 - Mon, Aug 18

3:14 pm - 11:16 pmART-SEA

11h 02m2 stops

11:59 pm - 3:44 pmSEA-ART

12h 45m2 stops

$793American Airlines

Find Deal

Thu, Aug 14 - Mon, Aug 18

3:14 pm - 9:57 pmART-SEA

9h 43m1 stop

9:15 pm - 10:43 pmSEA-ART

22h 28m1 stop

$864Alaska Airlines

Find Deal

Thu, Aug 14 - Mon, Aug 18

3:14 pm - 10:26 pmART-SEA

10h 12m1 stop

12:46 am - 2:49 pmSEA-ART

11h 03m2 stops

$870American Airlines

Find Deal

Thu, Aug 14 - Sun, Aug 17

3:14 pm - 11:16 pmART-SEA

11h 02m2 stops

12:46 am - 2:49 pmSEA-ART

11h 03m2 stops

$875American Airlines

Find Deal

Thu, Aug 14 - Sun, Aug 17

American Airlines flights from Watertown, New York to Seattle

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

American Airlines

Aug 18

ART3:14 pmWatertown

10h 12m

1 stop

SEA10:26 pmSeattle/Tacoma Intl

Aug 25

SEA11:59 pmSeattle/Tacoma Intl

12h 45m

2 stops

ART3:44 pmWatertown

$409

Find similar

American Airlines

Aug 18

ART3:14 pmWatertown

10h 12m

1 stop

SEA10:26 pmSeattle/Tacoma Intl

Aug 24

SEA12:46 amSeattle/Tacoma Intl

11h 03m

2 stops

ART2:49 pmWatertown

$512

Find similar

American Airlines

Aug 18

ART6:00 amWatertown

13h 48m

2 stops

SEA4:48 pmSeattle/Tacoma Intl

Aug 25

SEA11:59 pmSeattle/Tacoma Intl

12h 45m

2 stops

ART3:44 pmWatertown

$562

Find similar

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

WatertownSeattle

ART - SEA

ARTSEA

Watertown

Mon 8/18

3:14 pm-10:26 pm

1 stop10h 12m

Seattle/Tacoma Intl

Mon 8/25

11:59 pm-3:44 pm

2 stops12h 45m

$409

WatertownSeattle

ART - SEA

ARTSEA

Watertown

Mon 8/18

3:14 pm-10:26 pm

1 stop10h 12m

Seattle/Tacoma Intl

Sun 8/24

12:46 am-2:49 pm

2 stops11h 03m

$512

WatertownSeattle

ART - SEA

ARTSEA

Watertown

Mon 8/18

6:00 am-4:48 pm

2 stops13h 48m

Seattle/Tacoma Intl

Mon 8/25

11:59 pm-3:44 pm

2 stops12h 45m

$562

WatertownSeattle

ART - SEA

ARTSEA

Watertown

Mon 8/18

3:14 pm-11:41 pm

2 stops11h 27m

Seattle/Tacoma Intl

Sun 8/24

12:46 am-2:49 pm

2 stops11h 03m

$665

WatertownSeattle

ART - SEA

ARTSEA

Watertown

Thu 8/14

3:14 pm-10:26 pm

1 stop10h 12m

Seattle/Tacoma Intl

Mon 8/18

11:59 pm-3:44 pm

2 stops12h 45m

$788

WatertownSeattle

ART - SEA

ARTSEA

Watertown

Thu 8/14

3:14 pm-11:16 pm

2 stops11h 02m

Seattle/Tacoma Intl

Mon 8/18

11:59 pm-3:44 pm

2 stops12h 45m

$793

WatertownSeattle

ART - SEA

ARTSEA

Watertown

Thu 8/14

3:14 pm-9:57 pm

1 stop9h 43m

Seattle/Tacoma Intl

Mon 8/18

9:15 pm-10:43 pm

1 stop22h 28m

$864

WatertownSeattle

ART - SEA

ARTSEA

Watertown

Thu 8/14

3:14 pm-10:26 pm

1 stop10h 12m

Seattle/Tacoma Intl

Sun 8/17

12:46 am-2:49 pm

2 stops11h 03m

$870

WatertownSeattle

ART - SEA

ARTSEA

Watertown

Thu 8/14

3:14 pm-11:16 pm

2 stops11h 02m

Seattle/Tacoma Intl

Sun 8/17

12:46 am-2:49 pm

2 stops11h 03m

$875

Flights are sorted by cheapest round-trip flights first.

Sorted 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

Prices

Airlines

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Watertown, New York is on a Thursday. momondo users have found tickets for Thursday departures for as low as $755. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Watertown, New York because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $805.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Watertown, New York in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $595 when looking at flights departing in the afternoon. Flights to Seattle are more costly in the morning, with an average ticket price of $676. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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	$409
Fastest flight time	9h 43m
Direct flights	None
Airports in Seattle	1 airport

The best flight deal from Watertown, New York to Seattle found on momondo in the last 72 hours is $409

The fastest flight from Watertown, New York to Seattle takes 9h 43m

There are no direct flights from Watertown, New York to Seattle. Popular non-direct route for this connection is Watertown Airport - Seattle/Tacoma Intl Airport.

There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

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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 43m.
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 August 2025.
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 7.2 10,000 reviews		Search American Airlines flights

Leavenworth

Tacoma

SeaTac

Ocean Shores

Olympia

Renton

Kent

Federal Way

Puyallup

Lynnwood

Marysville

Tukwila

Kirkland

Lakewood

Fife

Centralia

Cle Elum

Shoreline

Westport

Redmond

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.