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Stewart

$123+ 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 12/23. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SWF
Jan 8 — Jan 151
Thu 1/8
Thu 1/15
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 December 9, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/7. 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.
Fri 12/196:30 amTYS - SWF
1 stop26h 25mAllegiant Air
Mon 12/227:10 pmSWF - TYS
1 stop21h 42mAllegiant Air
Deal found 12/7$355
This Kiwi.com deal was found by Cheapflights users on 12/7. 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 12/133:45 pmTYS - SWF
1 stop18h 34mAllegiant Air
Mon 12/157:30 pmSWF - TYS
1 stop20h 32mAllegiant Air
Deal found 12/7$383
This Kiwi.com deal was found by Cheapflights users on 12/8. 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.
Thu 12/115:42 pmTYS - SWF
1 stop24h 58mMultiple Airlines
Sun 12/1411:43 amSWF - TYS
1 stop29h 37mMultiple Airlines
Deal found 12/8$392
This Kiwi.com deal was found by Cheapflights users on 12/8. 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.
Mon 12/156:30 amTYS - SWF
1 stop12h 10mAllegiant Air
Sun 1/1110:48 amSWF - TYS
1 stop28h 31mAllegiant Air
Deal found 12/8$395
This Kiwi.com deal was found by Cheapflights users on 12/7. 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.
Fri 12/196:30 amTYS - SWF
1 stop26h 25mMultiple Airlines
Mon 12/2212:24 pmSWF - TYS
2 stops9h 29mMultiple Airlines
Deal found 12/7$405
This Kiwi.com deal was found by Cheapflights users on 12/7. 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.
Mon 12/156:30 amTYS - SWF
1 stop12h 10mAllegiant Air
Mon 12/227:10 pmSWF - TYS
1 stop26h 34mAllegiant Air
Deal found 12/7$407
This Kiwi.com deal was found by Cheapflights users on 12/8. 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.
Wed 12/177:02 pmTYS - SWF
1 stop15h 17mAllegiant Air
Fri 12/198:11 pmSWF - TYS
1 stop26h 04mAllegiant Air
Deal found 12/8$419
This Kiwi.com deal was found by Cheapflights users on 12/8. 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.
Wed 12/177:02 pmTYS - SWF
1 stop15h 17mMultiple Airlines
Fri 12/1912:24 pmSWF - TYS
2 stops9h 29mMultiple Airlines
Deal found 12/8$430
This Kiwi.com deal was found by Cheapflights users on 12/8. 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.
Fri 12/126:30 amTYS - SWF
1 stop12h 10mMultiple Airlines
Sun 12/1411:43 amSWF - TYS
2 stops28h 55mMultiple Airlines
Deal found 12/8$431
This Kiwi.com deal was found by Cheapflights users on 12/9. 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.
Thu 12/184:20 pmTYS - SWF
1 stop25h 46mMultiple Airlines
Sun 12/2111:43 amSWF - TYS
1 stop10h 11mMultiple Airlines
Deal found 12/9$443

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 December 9, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$229
(Mytrip)

One-way from

$123
(Kiwi.com)

Popular in

November

Cheapest in

April

Average price

$348
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. 17% potential increase in price ($61 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 December 2025
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 December 9, 2025.
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

Fri 1/9

6:00 am-6:43 pm

1 stop12h 43m

New Windsor Stewart

Mon 1/12

7:33 pm-12:10 pm

1 stop16h 37m

$239

KnoxvilleNew Windsor

TYS - SWF

TYSSWF

Knoxville McGhee Tyson

Fri 1/23

6:00 am-6:43 pm

1 stop12h 43m

New Windsor Stewart

Mon 1/26

7:33 pm-12:10 pm

1 stop16h 37m

$245

KnoxvilleNew Windsor

TYS - SWF

TYSSWF

Knoxville McGhee Tyson

Thu 1/22

2:00 pm-5:12 pm

1 stop27h 12m

New Windsor Stewart

Mon 1/26

7:33 pm-12:10 pm

1 stop16h 37m

$286

KnoxvilleNew Windsor

TYS - SWF

TYSSWF

Knoxville McGhee Tyson

Thu 2/19

6:12 pm-10:14 am

1 stop16h 02m

New Windsor Stewart

Sun 2/22

7:28 pm-10:05 pm

1 stop26h 37m

$337

KnoxvilleNew Windsor

TYS - SWF

TYSSWF

Knoxville McGhee Tyson

Fri 12/19

6:30 am-8:55 am

1 stop26h 25m

New Windsor Stewart

Mon 12/22

7:10 pm-4:52 pm

1 stop21h 42m

$355

KnoxvilleNew Windsor

TYS - SWF

TYSSWF

Knoxville McGhee Tyson

Sat 12/13

3:45 pm-10:19 am

1 stop18h 34m

New Windsor Stewart

Mon 12/15

7:30 pm-4:02 pm

1 stop20h 32m

$383

KnoxvilleNew Windsor

TYS - SWF

TYSSWF

Knoxville McGhee Tyson

Fri 12/12

6:30 am-6:40 pm

1 stop12h 10m

New Windsor Stewart

Sun 12/14

11:43 am-5:20 pm

1 stop29h 37m

$392

KnoxvilleNew Windsor

TYS - SWF

TYSSWF

Knoxville McGhee Tyson

Mon 12/15

6:30 am-6:40 pm

1 stop12h 10m

New Windsor Stewart

Sun 1/11

10:48 am-3:19 pm

1 stop28h 31m

$395

KnoxvilleNew Windsor

TYS - SWF

TYSSWF

Knoxville McGhee Tyson

Mon 12/15

6:30 am-6:40 pm

1 stop12h 10m

New Windsor Stewart

Mon 12/22

7:10 pm-9:44 pm

1 stop26h 34m

$407

KnoxvilleNew Windsor

TYS - SWF

TYSSWF

Knoxville McGhee Tyson

Wed 12/17

7:02 pm-10:19 am

1 stop15h 17m

New Windsor Stewart

Fri 12/19

8:11 pm-10:15 pm

1 stop26h 04m

$419

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/7

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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Knoxville-New Windsor flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 $197). 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 12h 43m. 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 $197). 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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