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Knoxville

$159+ Cheap flights from Ontario to Knoxville (TYS)

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 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — TYS
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Ontario to Knoxville

Cheapest flights from Ontario to Knoxville
Explore the most affordable flight options available from Ontario to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This American Airlines deal was found by Cheapflights users on 12/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2612:59 pmYUL - TYS
1 stop7h 44mAmerican Airlines
Fri 1/28:30 amTYS - YUL
1 stop14h 09mAmerican Airlines
Deal found 12/10$606
This United Airlines deal was found by Cheapflights users on 12/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:40 pmYYZ - TYS
1 stop4h 19mUnited Airlines
Mon 12/295:45 amTYS - YYZ
1 stop13h 12mUnited Airlines
Deal found 12/11$618
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/207:40 pmYYZ - TYS
1 stop15h 16mUnited Airlines
Tue 12/309:50 amTYS - YYZ
1 stop13h 56mUnited Airlines
Deal found 12/9$631
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:10 amYYZ - TYS
1 stop12h 00mUnited Airlines
Mon 12/295:45 amTYS - YYZ
1 stop8h 29mUnited Airlines
Deal found 12/9$638
This Kiwi.com deal was found by Cheapflights users on 12/10. 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.
Sat 12/207:10 amYYZ - TYS
1 stop15h 05mMultiple Airlines
Sun 1/47:15 amTYS - YYZ
1 stop24h 40mMultiple Airlines
Deal found 12/10$670
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/207:30 amYYZ - TYS
1 stop13h 13mAmerican Airlines
Tue 12/305:00 amTYS - YYZ
2 stops6h 51mAmerican Airlines
Deal found 12/9$689
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2110:00 amYYZ - TYS
1 stop4h 48mUnited Airlines
Sat 12/275:45 amTYS - YYZ
1 stop13h 12mUnited Airlines
Deal found 12/10$722
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/269:25 amYUL - TYS
2 stops25h 31mUnited Airlines
Fri 1/25:45 amTYS - YUL
1 stop5h 45mUnited Airlines
Deal found 12/10$724
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/207:40 pmYYZ - TYS
1 stop15h 16mUnited Airlines
Sun 1/47:23 pmTYS - YYZ
2 stops12h 08mUnited Airlines
Deal found 12/10$748
This Air Canada deal was found by Cheapflights users on 12/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/202:15 pmYYZ - TYS
2 stops9h 44mAir Canada
Tue 12/307:23 pmTYS - YYZ
1 stop4h 23mAir Canada
Deal found 12/10$770

Find flight deals from Ontario to Knoxville

Keep the following information in mind while searching for Ontario to Knoxville flight deals. Data was last updated December 12, 2025.

Round-trip from

$305
(Mytrip)

One-way from

$159
(Trip.com)

Popular in

October

Cheapest in

April

Average price

$504
From Ontario to Knoxville McGhee Tyson
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One-way flight from Ontario to Knoxville McGhee Tyson
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($108 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Knoxville 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 12, 2025.
Use the filters below to find and compare flights from Ontario to Knoxville that are best for you.

Fly from

Ontario

Fly to

Knoxville

Route

Depart

Return

Price

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Mon 1/12

7:10 am-10:28 pm

1 stop15h 18m

Knoxville McGhee Tyson

Mon 1/26

8:30 am-11:20 pm

1 stop14h 50m

$305

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Thu 1/8

7:55 pm-4:50 pm

1 stop20h 55m

Knoxville McGhee Tyson

Thu 1/15

9:29 am-2:40 pm

1 stop29h 11m

$313

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Thu 1/8

7:10 am-10:10 am

1 stop27h 00m

Knoxville McGhee Tyson

Mon 1/12

8:30 am-8:11 pm

2 stops11h 41m

$316

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Thu 1/15

7:10 am-6:36 pm

1 stop11h 26m

Knoxville McGhee Tyson

Mon 1/19

6:00 am-8:11 pm

2 stops14h 11m

$331

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Mon 2/2

10:59 am-9:44 pm

1 stop10h 45m

Knoxville McGhee Tyson

Tue 3/3

6:00 am-4:35 pm

1 stop10h 35m

$423

MontrealKnoxville

YUL - TYS

YULTYS

Montreal Pierre Elliott Trudeau Intl

Wed 3/25

7:00 am-4:06 pm

1 stop9h 06m

Knoxville McGhee Tyson

Sun 3/29

6:05 am-1:37 pm

1 stop7h 32m

$558

MontrealKnoxville

YUL - TYS

YULTYS

Montreal Pierre Elliott Trudeau Intl

Wed 1/21

9:15 am-2:49 pm

1 stop5h 34m

Knoxville McGhee Tyson

Thu 1/22

9:30 am-3:16 pm

1 stop5h 46m

$558

MontrealKnoxville

YUL - TYS

YULTYS

Montreal Pierre Elliott Trudeau Intl

Wed 1/21

3:35 pm-10:57 am

2 stops19h 22m

Knoxville McGhee Tyson

Thu 1/22

2:25 pm-7:48 pm

1 stop5h 23m

$605

MontrealKnoxville

YUL - TYS

YULTYS

Montreal Pierre Elliott Trudeau Intl

Fri 12/26

12:59 pm-8:43 pm

1 stop7h 44m

Knoxville McGhee Tyson

Fri 1/2

8:30 am-10:39 pm

1 stop14h 09m

$606

MontrealKnoxville

YUL - TYS

YULTYS

Montreal Pierre Elliott Trudeau Intl

Wed 3/25

3:59 pm-11:40 pm

2 stops7h 41m

Knoxville McGhee Tyson

Sun 3/29

5:00 am-1:45 pm

1 stop8h 45m

$615

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 19 results
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Best time to book a flight from Ontario to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from Ontario 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 Ontario to Knoxville

What is the cheapest month to book a flight from Region of Ontario to Knoxville?

Currently, April is the cheapest month in which you can book a flight from Region of Ontario to Knoxville (average of $219). Flying from Region of Ontario to Knoxville in November is currently the most expensive (average of $584). 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.

What is the cheapest time of day to fly from ON to TYS?

Find hourly flight availability from Ontario to Knoxville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

When flying from Region of Ontario to Knoxville, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 35% versus a flight in the morning.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Knoxville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Knoxville from Ontario?

    Knoxville McGhee Tyson (TYS), located 11.3 mi from the city center, is the airport you fly into when you book flights from Ontario to Knoxville.

  • How long is the flight from Region of Ontario to Knoxville?

    A quick flight from Region of Ontario to Knoxville can take about 5h 34m. Delta provides one of the quickest options available for as low as $558. There are 854 mi between Region of Ontario and Knoxville. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Knoxville 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 Region of Ontario to Knoxville?

    Currently, April is the cheapest month in which you can book a flight from Region of Ontario to Knoxville (average of $219). Flying from Region of Ontario to Knoxville in November is currently the most expensive (average of $584). 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 Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Cherokee
Crossville
Corbin
Morristown
Bryson City
Alcoa
Oak Ridge
Murphy

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Alternative routes for Ontario to Knoxville

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