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Cheap flights from Ontario to Knoxville from C$ 231

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 28/9. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — TYS
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Ontario to Knoxville

Keep the following information in mind while searching for Ontario to Knoxville flight deals. Data was last updated 16 September 2025.

Round-trip from

C$ 449

One-way from

C$ 231

Popular in

September

Cheapest in

November

Average price

C$ 855
28/10-4/11
  • 28/10-4/11
  • 2 total stops
  • 36h 00m total
  • Ontario to Knoxville
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28/9
  • 28/9
  • 1 total stop
  • 21h 34m total
  • Ontario to Knoxville
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (C$ 241 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find 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 16 September 2025.

Tue 28/1011:15 a.m.YYZ - TYS
1 stop28h 21mMultiple Airlines
Tue 4/1111:23 a.m.TYS - YYZ
1 stop7h 39mMultiple Airlines
Deal found 14/9C$ 449
Tue 7/104:00 p.m.YYZ - TYS
1 stop27h 23mMultiple Airlines
Tue 21/1011:23 a.m.TYS - YYZ
1 stop26h 42mMultiple Airlines
Deal found 15/9C$ 468
Fri 24/1010:05 a.m.YYZ - TYS
1 stop12h 08mMultiple Airlines
Mon 27/108:45 a.m.TYS - YYZ
1 stop11h 15mMultiple Airlines
Deal found 14/9C$ 481
Fri 28/117:15 a.m.YYZ - TYS
2 stops12h 04mMultiple Airlines
Wed 3/1212:53 p.m.TYS - YYZ
1 stop9h 19mMultiple Airlines
Deal found 15/9C$ 500
Mon 22/99:50 a.m.YYZ - TYS
1 stop7h 44mMultiple Airlines
Mon 29/91:22 p.m.TYS - YYZ
1 stop9h 18mMultiple Airlines
Deal found 15/9C$ 504
Wed 22/106:30 a.m.YYZ - TYS
1 stop9h 06mMultiple Airlines
Sat 25/1010:53 a.m.TYS - YYZ
1 stop11h 27mMultiple Airlines
Deal found 15/9C$ 518
Mon 20/108:55 a.m.YUL - TYS
2 stops14h 21mMultiple Airlines
Fri 24/107:44 p.m.TYS - YUL
1 stop18h 36mMultiple Airlines
Deal found 15/9C$ 526
Tue 14/106:35 p.m.YUL - TYS
1 stop17h 20mMultiple Airlines
Tue 21/1011:23 a.m.TYS - YUL
2 stops13h 04mMultiple Airlines
Deal found 14/9C$ 554
Mon 10/111:40 p.m.YUL - TYS
2 stops7h 56mMultiple Airlines
Sat 15/117:30 a.m.TYS - YUL
2 stops11h 15mMultiple Airlines
Deal found 15/9C$ 618
Tue 14/106:15 a.m.YUL - TYS
1 stop16h 35mUnited Airlines
Tue 21/107:00 a.m.TYS - YUL
1 stop10h 26mUnited Airlines
Deal found 14/9C$ 758
Mon 10/117:00 p.m.YUL - TYS
1 stop15h 48mUnited Airlines
Sat 15/119:50 a.m.TYS - YUL
1 stop25h 40mUnited Airlines
Deal found 15/9C$ 763

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 629,999 searches. Data last updated 16 September 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

Tue 28/10

11:15 a.m.-3:36 p.m.

1 stop28h 21m

Knoxville McGhee Tyson

Tue 4/11

11:23 a.m.-7:02 p.m.

1 stop7h 39m

C$ 449

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Tue 7/10

4:00 p.m.-7:23 p.m.

1 stop27h 23m

Knoxville McGhee Tyson

Tue 21/10

11:23 a.m.-2:05 p.m.

1 stop26h 42m

C$ 468

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Fri 24/10

10:05 a.m.-10:13 p.m.

1 stop12h 08m

Knoxville McGhee Tyson

Mon 27/10

8:45 a.m.-8:00 p.m.

1 stop11h 15m

C$ 481

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Fri 28/11

7:15 a.m.-7:19 p.m.

2 stops12h 04m

Knoxville McGhee Tyson

Wed 3/12

12:53 p.m.-10:12 p.m.

1 stop9h 19m

C$ 500

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Wed 22/10

6:30 a.m.-3:36 p.m.

1 stop9h 06m

Knoxville McGhee Tyson

Sat 25/10

10:53 a.m.-10:20 p.m.

1 stop11h 27m

C$ 518

MontrealKnoxville

YUL - TYS

YULTYS

Montreal Pierre Elliott Trudeau Intl

Mon 20/10

8:55 a.m.-11:16 p.m.

2 stops14h 21m

Knoxville McGhee Tyson

Fri 24/10

7:44 p.m.-2:20 p.m.

1 stop18h 36m

C$ 526

MontrealKnoxville

YUL - TYS

YULTYS

Montreal Pierre Elliott Trudeau Intl

Tue 14/10

6:35 p.m.-11:55 a.m.

1 stop17h 20m

Knoxville McGhee Tyson

Tue 21/10

11:23 a.m.-12:27 a.m.

2 stops13h 04m

C$ 554

MontrealKnoxville

YUL - TYS

YULTYS

Montreal Pierre Elliott Trudeau Intl

Mon 10/11

1:40 p.m.-9:36 p.m.

2 stops7h 56m

Knoxville McGhee Tyson

Sat 15/11

7:30 a.m.-6:45 p.m.

2 stops11h 15m

C$ 618

MontrealKnoxville

YUL - TYS

YULTYS

Montreal Pierre Elliott Trudeau Intl

Tue 14/10

6:15 a.m.-10:50 p.m.

1 stop16h 35m

Knoxville McGhee Tyson

Tue 21/10

7:00 a.m.-5:26 p.m.

1 stop10h 26m

C$ 758

MontrealKnoxville

YUL - TYS

YULTYS

Montreal Pierre Elliott Trudeau Intl

Mon 10/11

7:00 p.m.-10:48 a.m.

1 stop15h 48m

Knoxville McGhee Tyson

Sat 15/11

9:50 a.m.-11:30 a.m.

1 stop25h 40m

C$ 763

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/9

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, November is the cheapest month in which you can book a flight from Region of Ontario to Knoxville (average of C$ 299). Flying from Region of Ontario to Knoxville in April is currently the most expensive (average of C$ 476). 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 16 September 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Knoxville as you normally would.

How much does it cost to fly round-trip from Region of Ontario to Knoxville?

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?

    If you book a flight to Knoxville from Ontario, you will be flying to McGhee Tyson, which is the city’s only airport. Knoxville McGhee Tyson (TYS) is located 18.2 km from the centre of Knoxville.

  • 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, November is the cheapest month in which you can book a flight from Region of Ontario to Knoxville (average of C$ 299). Flying from Region of Ontario to Knoxville in April is currently the most expensive (average of C$ 476). 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

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Alternative routes for Ontario to Knoxville

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Ontario to Knoxville

Discover the top 3 airlines that operate flights from Ontario to Knoxville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 16 September 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 308AverageC$ 371FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapestC$ 358AverageC$ 776FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 421AverageC$ 698FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Knoxville?

Deals for Ontario to Knoxville flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Knoxville?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ontario to Knoxville.

Can Cheapflights find flights from Ontario to Knoxville with no change fees?

Need flexible booking options for your flight to Knoxville from Ontario? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Ontario to Knoxville become cheaper?

Of course! You can now track prices for flights from Ontario to Knoxville and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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