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$129+ Cheap flights from Westchester County to Seattle (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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
HPN — SEA
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
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Cheap flight deals from Westchester County to Seattle

Keep the following information in mind while searching for Westchester County to Seattle flight deals. Data was last updated January 15, 2026.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$257
(American Airlines)

One-way from

$129
(Delta)

Popular in

December

Cheapest in

October

Average price

$347
Provider with most accurate pricing for New York (NYC)-Seattle/Tacoma Intl flight deals.
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From Westchester County to Seattle/Tacoma Intl
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One-way flight from Westchester County to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 2% potential increase in price ($12 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Westchester County to Seattle

Cheapest flights from Westchester County to Seattle
Explore the most affordable flight options available from Westchester County to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 15, 2026.

This American Airlines deal was found by Cheapflights users on 1/14. 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 4/15:29 pm
HPN
-
SEA
1 stop8h 35m
American Airlines
Wed 4/811:16 am
SEA
-
HPN
1 stop7h 43m
American Airlines
Deal found 1/14$257
This American Airlines deal was found by Cheapflights users on 1/15. 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.
Thu 2/125:29 pm
HPN
-
SEA
1 stop9h 55m
American Airlines
Wed 2/1812:07 am
SEA
-
HPN
1 stop8h 22m
American Airlines
Deal found 1/15$295
This American Airlines deal was found by Cheapflights users on 1/14. 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 3/185:29 pm
HPN
-
SEA
1 stop9h 55m
American Airlines
Sun 3/2212:13 am
SEA
-
HPN
1 stop8h 16m
American Airlines
Deal found 1/14$297
This American Airlines deal was found by Cheapflights users on 1/15. 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.
Sun 2/86:00 am
HPN
-
SEA
1 stop9h 01m
American Airlines
Thu 2/126:00 am
SEA
-
HPN
1 stop8h 00m
American Airlines
Deal found 1/15$316
This American Airlines deal was found by Cheapflights users on 1/15. 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.
Tue 7/287:10 am
HPN
-
SEA
1 stop10h 09m
American Airlines
Tue 7/2811:58 pm
SEA
-
HPN
1 stop8h 31m
American Airlines
Deal found 1/15$322
This Delta deal was found by Cheapflights users on 1/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:15 pm
HPN
-
SEA
1 stop8h 09m
Delta
Mon 9/219:20 pm
SEA
-
HPN
1 stop9h 33m
Delta
Deal found 1/14$336
This American Airlines deal was found by Cheapflights users on 1/15. 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.
Mon 3/235:29 pm
HPN
-
SEA
1 stop8h 44m
American Airlines
Thu 3/2612:13 am
SEA
-
HPN
1 stop8h 16m
American Airlines
Deal found 1/15$337
This Delta deal was found by Cheapflights users on 1/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/155:17 pm
HPN
-
SEA
1 stop7h 32m
Delta
Sun 4/196:00 am
SEA
-
HPN
1 stop7h 32m
Delta
Deal found 1/15$338
This American Airlines deal was found by Cheapflights users on 1/14. 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.
Sat 2/214:30 pm
HPN
-
SEA
1 stop10h 54m
American Airlines
Sat 2/286:00 am
SEA
-
HPN
1 stop8h 00m
American Airlines
Deal found 1/14$347

Cheapflights Fare Finder

 
Customize your flight search to find flights from Westchester County 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 January 15, 2026.
Use the filters below to find and compare flights from Westchester County to Seattle that are best for you.

Fly from

Westchester County

Fly to

Seattle

Route

Depart

Return

Price

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Wed 3/18

5:29 pm-12:24 am

1 stop9h 55m

Seattle/Tacoma Intl

Sun 3/22

12:13 am-11:29 am

1 stop8h 16m

$297

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Sun 2/8

6:00 am-12:01 pm

1 stop9h 01m

Seattle/Tacoma Intl

Thu 2/12

6:00 am-5:00 pm

1 stop8h 00m

$316

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Thu 3/12

5:29 pm-12:24 am

1 stop9h 55m

Seattle/Tacoma Intl

Sun 3/15

12:13 am-11:29 am

1 stop8h 16m

$316

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Mon 3/23

5:29 pm-11:13 pm

1 stop8h 44m

Seattle/Tacoma Intl

Thu 3/26

12:13 am-11:29 am

1 stop8h 16m

$337

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Wed 4/22

5:17 pm-9:49 pm

1 stop7h 32m

Seattle/Tacoma Intl

Sun 4/26

11:00 pm-9:47 am

1 stop7h 47m

$338

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Wed 4/15

5:17 pm-9:49 pm

1 stop7h 32m

Seattle/Tacoma Intl

Sun 4/19

6:00 am-4:32 pm

1 stop7h 32m

$338

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Sat 4/11

5:30 pm-11:39 pm

1 stop9h 09m

Seattle/Tacoma Intl

Tue 4/14

10:29 pm-9:29 am

1 stop8h 00m

$347

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Sat 2/21

4:30 pm-12:24 am

1 stop10h 54m

Seattle/Tacoma Intl

Sat 2/28

6:00 am-5:00 pm

1 stop8h 00m

$347

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Thu 3/12

5:17 pm-10:02 pm

1 stop7h 45m

Seattle/Tacoma Intl

Tue 3/17

6:00 am-4:37 pm

1 stop7h 37m

$348

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Wed 4/1

11:29 am-7:12 pm

2 stops10h 43m

Seattle/Tacoma Intl

Wed 4/8

11:16 am-9:59 pm

1 stop7h 43m

$352

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

Showing 1-10 of 18 results
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Best time to book a flight from Westchester County to Seattle

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

What is the cheapest month to book a flight from Westchester County to Seattle?

Currently, November is the cheapest month in which you can book a flight from Westchester County to Seattle (average of $196). Flying from Westchester County to Seattle in February is currently the most expensive (average of $473). 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.

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 January 15, 2026.
See what other customers who have flown with Alaska Airlines, Delta, and American Airlines from Westchester County to Seattle have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,713 reviews

Food

7.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Alaska Airlines
8.0
Very good
11,713 reviews
Alaska Airlines
8.0
Very good
11,713 reviews

Food

7.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Delta
7.9
Good
8,048 reviews
Alaska Airlines
8.0
Very good
11,713 reviews

Food

7.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
American Airlines
7.2
Good
11,129 reviews
Alaska Airlines
8.0
Very good
11,713 reviews

Food

7.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Related info for your journey

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

  • What airport do you fly into for flights to Seattle from Westchester County?

    Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from Westchester County to Seattle. It is only a 11.4 mi journey from Seattle/Tacoma Intl (SEA) to Seattle’s city center.

  • How long is the flight from Westchester County to Seattle?

    Departing from Westchester County to Seattle will take you 9h 55m. The distance from Westchester County to Seattle is about 2403 mi.

  • What are the cheapest airlines to fly from Westchester County to Seattle one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $128. However, be on the lookout for offers from Delta and Alaska Airlines, as they are both options that can get you from Westchester County to Seattle for a low price.

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

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

  • How can I find direct flights from Westchester County to Seattle?

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

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

    Yes. Cheapflights offers flight deals from Westchester County 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 Westchester County to Seattle?

    Currently, November is the cheapest month in which you can book a flight from Westchester County to Seattle (average of $196). Flying from Westchester County to Seattle in February is currently the most expensive (average of $473). 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 Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Lynnwood
Lacey
Edmonds
Renton
Puyallup
Kirkland
Kent
Tukwila
Marysville
Fife
Aberdeen
Shoreline
Centralia
Federal Way
Chehalis

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Alternative routes for Westchester County to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Westchester County to Seattle

Discover the top 3 airlines that operate flights from Westchester County 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 January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$168Average$427FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$266Average$457FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$436Average$716FlexibilityNo cancel feeOn-time75%

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