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$195+ Cheap flights from New Windsor to Seattle (SWF - 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 8/8. Fares are subject to change and may not be available on all flights or dates of travel.
SWF — SEA
Jul 8 — Jul 151
Wed 7/8
Wed 7/15
1 adult, Economy
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Cheap flight deals from Stewart to Seattle

One-way flights from Stewart to Seattle
Search for one-way flight options from Stewart to Seattle. Find affordable one-way fares based on user searches. Data last updated June 8, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/6. 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.
Sat 8/84:40 pm
SWF
-
SEA
2 stops21h 28m
Multiple Airlines
Deal found 6/6$195
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
Sun 8/1610:28 am
SWF
-
SEA
3 stops50h 20m
Multiple Airlines
Deal found 6/4$213
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Sun 8/910:28 am
SWF
-
SEA
3 stops49h 36m
Multiple Airlines
Deal found 6/3$218
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Tue 9/111:48 am
SWF
-
SEA
2 stops25h 47m
Multiple Airlines
Deal found 6/3$224
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
Mon 8/3111:10 am
SWF
-
SEA
3 stops50h 25m
Multiple Airlines
Deal found 6/4$225
This Kiwi.com deal was found by Cheapflights users on 6/7. 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.
Sat 8/154:40 pm
SWF
-
SEA
2 stops21h 28m
Multiple Airlines
Deal found 6/7$231
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
Thu 8/277:31 pm
SWF
-
SEA
3 stops45h 33m
Multiple Airlines
Deal found 6/4$233
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Fri 8/2810:56 am
SWF
-
SEA
2 stops30h 08m
Multiple Airlines
Deal found 6/3$237

Find flight deals from Stewart to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Stewart (SWF) to Seattle (SEA). 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 June 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

December

Cheapest in

October

Average price

$457
Provider with most accurate pricing for New Windsor Stewart-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for New Windsor Stewart-Seattle/Tacoma Intl flights.
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Stewart 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 June 8, 2026.
Use the filters below to find and compare flights from New Windsor to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest one-way

New WindsorSeattle

SWF - SEA

SWFSEA

New Windsor Stewart

Sat 8/8

4:40 pm-11:08 am

2 stops21h 28m

$196

New WindsorSeattle

SWF - SEA

SWFSEA

New Windsor Stewart

Sun 8/16

10:28 am-9:48 am

3 stops50h 20m

$213

New WindsorSeattle

SWF - SEA

SWFSEA

New Windsor Stewart

Sat 8/22

12:05 pm-2:04 pm

3 stops52h 59m

$261

New WindsorSeattle

SWF - SEA

SWFSEA

New Windsor Stewart

Mon 8/10

12:17 pm-9:04 am

3 stops47h 47m

$281

New WindsorSeattle

SWF - SEA

SWFSEA

New Windsor Stewart

Tue 7/14

11:48 am-9:17 am

2 stops24h 29m

$295

New WindsorSeattle

SWF - SEA

SWFSEA

New Windsor Stewart

Sun 7/12

10:28 am-9:17 am

3 stops49h 49m

$299

New WindsorSeattle

SWF - SEA

SWFSEA

New Windsor Stewart

Thu 8/6

10:33 am-9:04 am

2 stops25h 31m

$306

New WindsorSeattle

SWF - SEA

SWFSEA

New Windsor Stewart

Wed 6/17

12:05 pm-10:35 am

3 stops49h 30m

$326
Quickest one-way

New WindsorSeattle

SWF - SEA

SWFSEA

New Windsor Stewart

Sat 7/18

6:44 pm-11:20 am

2 stops19h 36m

$334

New WindsorSeattle

SWF - SEA

SWFSEA

New Windsor Stewart

Mon 6/22

12:17 pm-9:48 am

3 stops24h 31m

$347

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/7

Showing 1-10 of 12 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on New Windsor-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on New Windsor-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from New Windsor-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on New Windsor-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for New Windsor-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Stewart to Seattle

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

Related info for your journey

Find useful and relevant information for your journey from Stewart to Seattle. 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 Stewart to Seattle that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Stewart 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.

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tacoma
Lacey
Ocean Shores
Leavenworth
Olympia
Edmonds
Snoqualmie
Tumwater
Tukwila
Puyallup
Kent
Lynnwood
Renton
Ellensburg
Fife
Lakewood
Issaquah
Marysville
Shoreline

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