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Stewart

$151+ Cheap flights from Knoxville to New Windsor (TYS - 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 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SWF
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap flight deals from Knoxville to Stewart

Cheapest flights from Knoxville to Stewart
Explore the most affordable flight options available from Knoxville to Stewart. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/21. 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 3/16:07 pm
TYS
-
SWF
1 stop16h 06m
Allegiant Air
Thu 3/510:09 am
SWF
-
TYS
1 stop13h 18m
Allegiant Air
Deal found 1/21$271
This Kiwi.com deal was found by Cheapflights users on 1/20. 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 4/198:20 am
TYS
-
SWF
1 stop26h 35m
Allegiant Air
Thu 4/237:57 pm
SWF
-
TYS
1 stop25h 51m
Allegiant Air
Deal found 1/20$318
This Kiwi.com deal was found by Cheapflights users on 1/20. 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 3/124:54 pm
TYS
-
SWF
1 stop16h 08m
Allegiant Air
Sun 3/158:40 pm
SWF
-
TYS
1 stop25h 14m
Allegiant Air
Deal found 1/20$325
This Kiwi.com deal was found by Cheapflights users on 1/21. 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 2/197:00 am
TYS
-
SWF
1 stop11h 38m
Allegiant Air
Mon 2/2311:04 am
SWF
-
TYS
1 stop29h 20m
Allegiant Air
Deal found 1/21$329
This Kiwi.com deal was found by Cheapflights users on 1/21. 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 5/286:03 pm
TYS
-
SWF
1 stop14h 48m
Multiple Airlines
Mon 6/112:15 pm
SWF
-
TYS
2 stops11h 22m
Multiple Airlines
Deal found 1/21$335
This Kiwi.com deal was found by Cheapflights users on 1/21. 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 2/196:30 am
TYS
-
SWF
2 stops10h 42m
Multiple Airlines
Mon 2/2311:04 am
SWF
-
TYS
1 stop29h 20m
Multiple Airlines
Deal found 1/21$361
This Kiwi.com deal was found by Cheapflights users on 1/21. 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 4/231:14 pm
TYS
-
SWF
1 stop5h 53m
Allegiant Air
Mon 4/2711:40 am
SWF
-
TYS
1 stop10h 44m
Allegiant Air
Deal found 1/21$362
This Kiwi.com deal was found by Cheapflights users on 1/19. 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.
Wed 2/43:53 pm
TYS
-
SWF
1 stop18h 05m
Allegiant Air
Fri 2/67:33 pm
SWF
-
TYS
1 stop16h 07m
Allegiant Air
Deal found 1/19$363
This Kiwi.com deal was found by Cheapflights users on 1/20. 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 3/56:30 am
TYS
-
SWF
2 stops10h 36m
Multiple Airlines
Sun 3/87:27 pm
SWF
-
TYS
1 stop25h 33m
Multiple Airlines
Deal found 1/20$366
This Kiwi.com deal was found by Cheapflights users on 1/21. 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 3/16:30 am
TYS
-
SWF
2 stops10h 37m
Multiple Airlines
Thu 3/510:09 am
SWF
-
TYS
1 stop13h 18m
Multiple Airlines
Deal found 1/21$367
This Kiwi.com deal was found by Cheapflights users on 1/20. 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 6/183:42 pm
TYS
-
SWF
1 stop17h 07m
Multiple Airlines
Mon 6/2212:15 pm
SWF
-
TYS
2 stops11h 19m
Multiple Airlines
Deal found 1/20$398
This Kiwi.com deal was found by Cheapflights users on 1/20. 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 6/188:15 am
TYS
-
SWF
1 stop10h 59m
Allegiant Air
Mon 6/229:39 am
SWF
-
TYS
1 stop11h 34m
Allegiant Air
Deal found 1/20$407

Find flight deals from Knoxville to Stewart

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) 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 January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$271
(Kiwi.com)

One-way from

$151
(Kiwi.com)

Popular in

November

Cheapest in

April

Average price

$286
Provider with most accurate pricing for Knoxville McGhee Tyson-New Windsor Stewart flight deals.
Search Deals
Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-New Windsor Stewart flights.
Search Deals
From Knoxville McGhee Tyson to New Windsor Stewart
Search Deals
One-way flight from Knoxville McGhee Tyson to New Windsor Stewart
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($59 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville 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 January 21, 2026.
Use the filters below to find and compare flights from Knoxville to New Windsor that are best for you.

Fly from

Knoxville

Fly to

Stewart

Route

Depart

Return

Price

KnoxvilleNew Windsor

TYS - SWF

TYSSWF

Knoxville McGhee Tyson

Sun 3/1

6:07 pm-10:13 am

1 stop16h 06m

New Windsor Stewart

Thu 3/5

10:09 am-11:27 pm

1 stop13h 18m

$271

KnoxvilleNew Windsor

TYS - SWF

TYSSWF

Knoxville McGhee Tyson

Sun 4/19

8:20 am-10:55 am

1 stop26h 35m

New Windsor Stewart

Thu 4/23

7:57 pm-9:48 pm

1 stop25h 51m

$318

KnoxvilleNew Windsor

TYS - SWF

TYSSWF

Knoxville McGhee Tyson

Thu 3/12

4:54 pm-9:02 am

1 stop16h 08m

New Windsor Stewart

Sun 3/15

8:40 pm-9:54 pm

1 stop25h 14m

$325

KnoxvilleNew Windsor

TYS - SWF

TYSSWF

Knoxville McGhee Tyson

Thu 2/19

7:00 am-6:38 pm

1 stop11h 38m

New Windsor Stewart

Mon 2/23

11:04 am-4:24 pm

1 stop29h 20m

$329

KnoxvilleNew Windsor

TYS - SWF

TYSSWF

Knoxville McGhee Tyson

Thu 2/19

6:30 am-5:12 pm

2 stops10h 42m

New Windsor Stewart

Mon 2/23

11:04 am-4:24 pm

1 stop29h 20m

$361

KnoxvilleNew Windsor

TYS - SWF

TYSSWF

Knoxville McGhee Tyson

Wed 2/4

3:53 pm-9:58 am

1 stop18h 05m

New Windsor Stewart

Fri 2/6

7:33 pm-11:40 am

1 stop16h 07m

$363

KnoxvilleNew Windsor

TYS - SWF

TYSSWF

Knoxville McGhee Tyson

Sun 3/1

6:30 am-5:07 pm

2 stops10h 37m

New Windsor Stewart

Thu 3/5

10:09 am-11:27 pm

1 stop13h 18m

$367

KnoxvilleNew Windsor

TYS - SWF

TYSSWF

Knoxville McGhee Tyson

Thu 4/2

9:46 pm-9:10 am

1 stop11h 24m

New Windsor Stewart

Sun 4/5

8:12 pm-11:20 pm

1 stop27h 08m

$412

KnoxvilleNew Windsor

TYS - SWF

TYSSWF

Knoxville McGhee Tyson

Sun 1/25

9:29 am-10:19 am

1 stop24h 50m

New Windsor Stewart

Mon 1/26

7:33 pm-12:10 pm

1 stop16h 37m

$427

KnoxvilleNew Windsor

TYS - SWF

TYSSWF

Knoxville McGhee Tyson

Wed 1/28

3:53 pm-9:58 am

1 stop18h 05m

New Windsor Stewart

Mon 2/2

7:33 pm-12:10 pm

1 stop16h 37m

$433

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Showing 1-10 of 21 results
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Compare providers for flights from Knoxville to Stewart

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Knoxville to Stewart in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Knoxville-New Windsor flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-New Windsor flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-New Windsor flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-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 Knoxville-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 Knoxville to Stewart

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

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

Currently, July is the cheapest month in which you can book a flight from Knoxville to New Windsor (average of $40). Flying from Knoxville to New Windsor in December is currently the most expensive (average of $168). 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 Knoxville to Stewart. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Knoxville to New Windsor?

    Departing from Knoxville to New Windsor will take you 16h 06m. Knoxville and New Windsor are separated by a distance of 662 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Knoxville 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 Knoxville to New Windsor?

    Currently, July is the cheapest month in which you can book a flight from Knoxville to New Windsor (average of $40). Flying from Knoxville to New Windsor in December is currently the most expensive (average of $168). 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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