$156+ Cheap flights from Seattle to New Windsor (SEA - SWF)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/29. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Seattle to Stewart with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Seattle to Stewart
One-way flights from Seattle to StewartSearch for one-way flight options from Seattle to Stewart. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
Search for one-way flight options from Seattle to Stewart. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
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.
This Kiwi.com deal was found by Cheapflights users on 9/6. 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.
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.
This Kiwi.com deal was found by Cheapflights users on 9/6. 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.
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
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.
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.
Find 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 September 11, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Popular in | August |
Cheapest in | February |
Average price | $414 |
Cheapflights Fare Finder
Use the filters below to find and compare flights from Seattle to New Windsor that are best for you.
Fly from
Fly to
Route
Depart
Return
SeattleNew Windsor
SEA Seattle/Tacoma Intl - SWF New Windsor Stewart
SEASWF
Seattle/Tacoma Intl
Thu 10/22
4:27 pm-11:39 am
2 stops40h 12m
New Windsor Stewart
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
SeattleNew Windsor
SEA Seattle/Tacoma Intl - SWF New Windsor Stewart
SEASWF
Seattle/Tacoma Intl
Sat 10/10
8:08 am-11:03 am
1 stop23h 55m
New Windsor Stewart
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
SeattleNew Windsor
SEA Seattle/Tacoma Intl - SWF New Windsor Stewart
SEASWF
Seattle/Tacoma Intl
Sun 10/4
9:45 pm-11:39 am
3 stops58h 54m
New Windsor Stewart
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
SeattleNew Windsor
SEA Seattle/Tacoma Intl - SWF New Windsor Stewart
SEASWF
Seattle/Tacoma Intl
Thu 10/1
4:27 pm-11:39 am
2 stops40h 12m
New Windsor Stewart
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
SeattleNew Windsor
SEA Seattle/Tacoma Intl - SWF New Windsor Stewart
SEASWF
Seattle/Tacoma Intl
Sun 11/8
9:13 pm-11:39 am
3 stops59h 26m
New Windsor Stewart
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
SeattleNew Windsor
SEA Seattle/Tacoma Intl - SWF New Windsor Stewart
SEASWF
Seattle/Tacoma Intl
Sun 10/25
9:16 pm-11:39 am
3 stops59h 23m
New Windsor Stewart
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
SeattleNew Windsor
SEA Seattle/Tacoma Intl - SWF New Windsor Stewart
SEASWF
Seattle/Tacoma Intl
Thu 11/12
8:09 pm-11:39 am
3 stops36h 30m
New Windsor Stewart
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
SeattleNew Windsor
SEA Seattle/Tacoma Intl - SWF New Windsor Stewart
SEASWF
Seattle/Tacoma Intl
Tue 9/29
4:27 pm-10:16 am
2 stops38h 49m
New Windsor Stewart
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
- Most accurate provider: When it comes to deals on Seattle-New Windsor flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Seattle-New Windsor flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Seattle-New Windsor flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-New Windsor flights, Cheapflights users trust Expedia the most. Expedia 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 Seattle-New Windsor 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 Seattle to Stewart
Have a flexible travel schedule? Discover the best time to fly to Stewart from Seattle with our price prediction graph.
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.