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Stewart

$165+ Cheap flights from Seattle to New Windsor (SEA - SWF)

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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SWF
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap flight deals from Seattle to Stewart

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Stewart (SWF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated septiembre 11, 2025.

Popular in

December

Cheapest in

September

Average price

$312
Highest demand for flights based on searches. 3% potential increase in price ($15 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 September 2025
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Find flight deals from Seattle to Stewart

One-way flights from Seattle to Stewart
Search for one-way flight options from Seattle to Stewart. Find affordable one-way fares based on user searches. Data last updated septiembre 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/258:43 pmSEA - SWF
3 stops38h 28mMultiple Airlines
Deal found 9/10$165
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/17:00 amSEA - SWF
3 stops49h 21mMultiple Airlines
Deal found 9/10$171
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/234:26 pmSEA - SWF
2 stops15h 15mMultiple Airlines
Deal found 9/9$173
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/221:02 pmSEA - SWF
2 stops42h 39mMultiple Airlines
Deal found 9/9$174
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/1512:58 pmSEA - SWF
3 stops43h 13mMultiple Airlines
Deal found 9/10$180
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/2812:58 pmSEA - SWF
2 stops49h 28mMultiple Airlines
Deal found 9/10$181
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/178:43 pmSEA - SWF
3 stops58h 28mMultiple Airlines
Deal found 9/9$183
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/1111:41 amSEA - SWF
3 stops27h 59mMultiple Airlines
Deal found 9/10$187
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/277:00 amSEA - SWF
2 stops25h 03mMultiple Airlines
Deal found 9/9$191

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Stewart 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 septiembre 11, 2025.
Use the filters below to find and compare flights from Seattle to New Windsor that are best for you.

Fly from

Seattle

Fly to

Stewart

Route

Depart

Return

Price

SeattleNew Windsor

SEA - SWF

SEASWF

Seattle/Tacoma Intl

sáb. 10/25

8:43 pm-2:11 pm

3 stops38h 28m

$165

SeattleNew Windsor

SEA - SWF

SEASWF

Seattle/Tacoma Intl

vie. 10/17

8:43 pm-10:11 am

3 stops58h 28m

$171

SeattleNew Windsor

SEA - SWF

SEASWF

Seattle/Tacoma Intl

jue. 10/23

4:26 pm-10:41 am

2 stops15h 15m

$173

SeattleNew Windsor

SEA - SWF

SEASWF

Seattle/Tacoma Intl

jue. 12/4

2:36 pm-6:40 pm

2 stops25h 04m

$180

SeattleNew Windsor

SEA - SWF

SEASWF

Seattle/Tacoma Intl

jue. 12/11

11:41 am-6:40 pm

3 stops27h 59m

$187

SeattleNew Windsor

SEA - SWF

SEASWF

Seattle/Tacoma Intl

sáb. 9/27

7:00 am-11:03 am

2 stops25h 03m

$192

SeattleNew Windsor

SEA - SWF

SEASWF

Seattle/Tacoma Intl

vie. 10/10

8:43 pm-10:11 am

3 stops58h 28m

$192

SeattleNew Windsor

SEA - SWF

SEASWF

Seattle/Tacoma Intl

sáb. 11/15

7:17 pm-11:11 am

2 stops36h 54m

$194

SeattleNew Windsor

SEA - SWF

SEASWF

Seattle/Tacoma Intl

vie. 11/14

8:22 pm-11:11 am

3 stops59h 49m

$199

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from Seattle to Stewart

Have a flexible travel schedule? Discover the best time to fly to Stewart from Seattle 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 Seattle to New Windsor

What is the cheapest month to book a flight from Seattle to New Windsor?

Currently, October is the cheapest month in which you can book a flight from Seattle to New Windsor (average of $109). Flying from Seattle to New Windsor in December is currently the most expensive (average of $202). 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.

Related info for your journey

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

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

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

  • How can I find direct flights from Seattle to Stewart?

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

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

    Yes. Cheapflights offers flight deals from Seattle to Stewart 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 Seattle to New Windsor?

    Currently, October is the cheapest month in which you can book a flight from Seattle to New Windsor (average of $109). Flying from Seattle to New Windsor in December is currently the most expensive (average of $202). 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 New Windsor?

Book flights to New Windsor if you plan to visit one of these locations
Kingston

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