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$164+ 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 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
HPN — SEA
Jan 2 — Jan 91
Fri 1/2
Fri 1/9
1 adult, Economy
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Cheap 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 December 3, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 12/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/167:00 amHPN - SEA
1 stop8h 42mAlaska Airlines
Tue 12/306:00 amSEA - HPN
1 stop8h 26mAlaska Airlines
Deal found 12/1$428
This American Airlines deal was found by Cheapflights users on 12/2. 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 12/1510:05 amHPN - SEA
1 stop11h 44mAmerican Airlines
Mon 12/2912:14 amSEA - HPN
1 stop8h 15mAmerican Airlines
Deal found 12/2$537
This Cheapflightsfares deal was found by Cheapflights users on 12/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1012:00 pmHPN - SEA
1 stop9h 22mAlaska Airlines
Mon 12/1510:43 amSEA - HPN
1 stop8h 16mAlaska Airlines
Deal found 12/1$546
This Cheapflightsfares deal was found by Cheapflights users on 11/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/117:00 amHPN - SEA
1 stop8h 42mAlaska Airlines
Tue 12/1610:43 amSEA - HPN
1 stop8h 16mAlaska Airlines
Deal found 11/30$582
This American Airlines deal was found by Cheapflights users on 12/1. 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.
Fri 12/54:30 pmHPN - SEA
1 stop9h 55mAmerican Airlines
Sat 12/612:38 amSEA - HPN
1 stop7h 51mAmerican Airlines
Deal found 12/1$597
This Cheapflightsfares deal was found by Cheapflights users on 12/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/167:00 amHPN - SEA
1 stop8h 42mAlaska Airlines
Thu 12/2512:25 amSEA - HPN
1 stop8h 04mAlaska Airlines
Deal found 12/2$601
This American Airlines deal was found by Cheapflights users on 12/2. 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 12/205:56 pmHPN - SEA
1 stop8h 17mAmerican Airlines
Thu 12/2512:14 amSEA - HPN
1 stop8h 15mAmerican Airlines
Deal found 12/2$612
This American Airlines deal was found by Cheapflights users on 12/1. 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 12/215:56 pmHPN - SEA
1 stop8h 17mAmerican Airlines
Thu 1/112:14 amSEA - HPN
1 stop8h 15mAmerican Airlines
Deal found 12/1$632
This KAYAK deal was found by Cheapflights users on 11/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/41:36 pmHPN - SEA
1 stop9h 06mAmerican Airlines
Thu 12/410:07 pmSEA - HPN
1 stop8h 22mAmerican Airlines
Deal found 11/30$640

Find 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 December 3, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$332
(Delta)

One-way from

$164
(Delta)

Popular in

December

Cheapest in

October

Average price

$566
Provider with most accurate pricing for New York (NYC)-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-Seattle/Tacoma Intl flights.
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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. 8% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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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 December 3, 2025.
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

Sat 1/17

3:10 pm-8:46 pm

1 stop8h 36m

Seattle/Tacoma Intl

Sun 1/25

11:10 pm-11:56 am

1 stop9h 46m

$332

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Sat 1/17

3:10 pm-8:46 pm

1 stop8h 36m

Seattle/Tacoma Intl

Mon 1/26

6:05 am-4:32 pm

1 stop7h 27m

$332

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Sat 1/17

3:10 pm-8:46 pm

1 stop8h 36m

Seattle/Tacoma Intl

Fri 1/30

6:05 am-3:49 pm

1 stop6h 44m

$332

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Sat 1/17

6:00 am-12:20 pm

1 stop9h 20m

Seattle/Tacoma Intl

Sat 1/24

8:15 am-10:00 pm

1 stop10h 45m

$332

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Sat 1/17

3:10 pm-8:46 pm

1 stop8h 36m

Seattle/Tacoma Intl

Tue 1/27

6:05 am-4:32 pm

1 stop7h 27m

$332

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Thu 1/15

3:10 pm-8:46 pm

1 stop8h 36m

Seattle/Tacoma Intl

Thu 1/29

6:05 am-4:32 pm

1 stop7h 27m

$337

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Thu 1/8

3:10 pm-8:46 pm

1 stop8h 36m

Seattle/Tacoma Intl

Sun 1/11

6:05 am-3:49 pm

1 stop6h 44m

$337

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Thu 1/15

3:10 pm-8:46 pm

1 stop8h 36m

Seattle/Tacoma Intl

Tue 1/27

6:05 am-3:49 pm

1 stop6h 44m

$337

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Fri 1/16

5:12 pm-9:49 pm

1 stop7h 37m

Seattle/Tacoma Intl

Fri 1/30

6:05 am-4:32 pm

1 stop7h 27m

$337

White PlainsSeattle

HPN - SEA

HPNSEA

White Plains Westchester County

Thu 1/15

3:10 pm-8:46 pm

1 stop8h 36m

Seattle/Tacoma Intl

Mon 1/26

11:10 pm-11:56 am

1 stop9h 46m

$337

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/30

Showing 1-10 of 24 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.

What is the cheapest time of day to fly from REU to SEA?

Find hourly flight availability from Westchester County to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 3, 2025.

When flying from Westchester County to Seattle, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 47% versus a flight at noon.

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 December 3, 2025.
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
11,396 reviews

Crew

8.5

Comfort

7.8

Entertainment

7.0

Overall

8.0

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Marcie,Nov 2025

PIT - SEA

It was not a full flight, so I was able to enjoy a row to myself. Luck of the draw, I guess.
Alaska Airlines
8.0
Very good
11,396 reviews
Alaska Airlines
8.0
Very good
11,396 reviews

Crew

8.5

Comfort

7.8

Entertainment

7.0

Overall

8.0

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Marcie,Nov 2025

PIT - SEA

It was not a full flight, so I was able to enjoy a row to myself. Luck of the draw, I guess.
Delta
7.9
Good
8,011 reviews
Alaska Airlines
8.0
Very good
11,396 reviews

Crew

8.5

Comfort

7.8

Entertainment

7.0

Overall

8.0

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Marcie,Nov 2025

PIT - SEA

It was not a full flight, so I was able to enjoy a row to myself. Luck of the draw, I guess.
American Airlines
7.2
Good
11,044 reviews
Alaska Airlines
8.0
Very good
11,396 reviews

Crew

8.5

Comfort

7.8

Entertainment

7.0

Overall

8.0

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Marcie,Nov 2025

PIT - SEA

It was not a full flight, so I was able to enjoy a row to myself. Luck of the draw, I guess.

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 8h 36m. 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
Olympia
Ocean Shores
Edmonds
Lynnwood
Renton
Puyallup
Kirkland
Kent
Tukwila
Cle Elum
Marysville
Leavenworth
Fife
Aberdeen
Shoreline
Centralia
Federal Way

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Alternative routes for Westchester County to Seattle

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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 December 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$196Average$436FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$266Average$454FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$483Average$716FlexibilityNo cancel feeOn-time75%

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