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$623+ Cheap flights from Knoxville to Watertown, NY (TYS - ART)

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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — ART
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Cheap flight deals from Knoxville to Watertown

Cheapest flights from Knoxville to Watertown
Explore the most affordable flight options available from Knoxville to Watertown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.

This American Airlines deal was found by Cheapflights users on 7/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/711:08 am
TYS
-
ART
1 stop4h 27m
American Airlines
Wed 8/194:00 pm
ART
-
TYS
1 stop4h 07m
American Airlines
Deal found 7/27$623
This American Airlines deal was found by Cheapflights users on 7/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:32 pm
TYS
-
ART
1 stop4h 23m
American Airlines
Mon 8/176:00 am
ART
-
TYS
1 stop4h 43m
American Airlines
Deal found 7/24$648
This American Airlines deal was found by Cheapflights users on 7/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:11 pm
TYS
-
ART
1 stop4h 39m
American Airlines
Fri 10/26:00 am
ART
-
TYS
1 stop5h 43m
American Airlines
Deal found 7/24$687
This American Airlines deal was found by Cheapflights users on 7/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:15 am
TYS
-
ART
2 stops9h 30m
American Airlines
Fri 8/146:00 am
ART
-
TYS
1 stop4h 43m
American Airlines
Deal found 7/23$860

Find flight deals from Knoxville to Watertown

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Watertown (ART). 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 July 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$648
(American Airlines)
Provider with most accurate pricing for Knoxville McGhee Tyson-Watertown flight deals.
Search Deals
Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Watertown flights.
Search Deals
From Knoxville McGhee Tyson to Watertown
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Watertown 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 July 27, 2026.
Use the filters below to find and compare flights from Knoxville to Watertown that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleWatertown

TYS - ART

TYSART

Knoxville McGhee Tyson

Fri 8/7

5:15 am-3:35 pm

2 stops10h 20m

Watertown

Wed 8/19

4:00 pm-8:07 pm

1 stop4h 07m

$629
Quickest round-trip

KnoxvilleWatertown

TYS - ART

TYSART

Knoxville McGhee Tyson

Thu 8/13

6:32 pm-10:55 pm

1 stop4h 23m

Watertown

Mon 8/17

6:00 am-10:43 am

1 stop4h 43m

$648

KnoxvilleWatertown

TYS - ART

TYSART

Knoxville McGhee Tyson

Fri 9/25

6:11 pm-10:50 pm

1 stop4h 39m

Watertown

Fri 10/2

4:18 pm-10:50 pm

2 stops6h 32m

$654

KnoxvilleWatertown

TYS - ART

TYSART

Knoxville McGhee Tyson

Tue 8/11

5:15 am-2:45 pm

2 stops9h 30m

Watertown

Fri 8/14

6:00 am-10:43 am

1 stop4h 43m

$860

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

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

Have a flexible travel schedule? Discover the best time to fly to Watertown 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.

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Watertown. 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 Watertown, New York?

    Airlines like American Airlines fly from Knoxville to Watertown, New York in about 10h 20m. The time it takes to get you to your destination can typically vary by up to . The distance between Knoxville and Watertown, New York is about 705 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Knoxville to Watertown by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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