HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Knoxville

$179+ 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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — TYS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Knoxville with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 June 12, 2025.

Round-trip from

$335
(Mytrip)

Popular in

September

Cheapest in

November

Average price

$469
From Ontario to Knoxville McGhee Tyson
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($72 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

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 June 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/116:15 amYYZ - TYS
2 stops10h 32mMultiple Airlines
Sat 7/198:10 amTYS - YYZ
1 stop11h 00mMultiple Airlines
Deal found 6/10$335
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/256:55 amYUL - TYS
3 stops29h 07mMultiple Airlines
Fri 8/17:15 amTYS - YUL
1 stop10h 40mMultiple Airlines
Deal found 6/10$397
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Fri 10/319:00 pmYYZ - TYS
1 stop13h 05mUnited Airlines
Tue 11/410:35 amTYS - YYZ
1 stop9h 10mUnited Airlines
Deal found 6/11$471
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Mon 6/3010:44 amYYZ - TYS
1 stop12h 34mAmerican Airlines
Sat 7/127:29 amTYS - YYZ
1 stop9h 05mAmerican Airlines
Deal found 6/10$472
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/26:00 amYUL - TYS
1 stop9h 10mDelta
Sat 8/910:55 amTYS - YUL
1 stop7h 58mDelta
Deal found 6/10$482
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/16:15 amYYZ - TYS
1 stop14h 20mDelta
Thu 7/102:36 pmTYS - YYZ
1 stop7h 23mDelta
Deal found 6/10$486
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Sun 7/277:14 amYUL - TYS
1 stop13h 49mAmerican Airlines
Thu 7/315:33 amTYS - YUL
1 stop11h 12mAmerican Airlines
Deal found 6/12$519
This United Airlines deal was found by Cheapflights users on 6/12. 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 8/209:45 amYUL - TYS
1 stop7h 15mUnited Airlines
Wed 8/277:00 amTYS - YUL
2 stops9h 10mUnited Airlines
Deal found 6/12$528
This FlightHub deal was found by Cheapflights users on 6/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/206:45 amYUL - TYS
2 stops10h 34mWestJet
Wed 8/271:53 pmTYS - YUL
2 stops10h 44mWestJet
Deal found 6/12$561
This FlightHub deal was found by Cheapflights users on 6/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/276:30 amYYZ - TYS
1 stop3h 44mWestJet
Tue 7/295:30 amTYS - YYZ
2 stops13h 24mWestJet
Deal found 6/10$592
This Air Canada deal was found by Cheapflights users on 6/10. 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 6/287:00 amYYZ - TYS
2 stops7h 58mAir Canada
Tue 7/85:45 amTYS - YYZ
1 stop4h 19mAir Canada
Deal found 6/10$632
This Air Canada deal was found by Cheapflights users on 6/10. 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.
Tue 6/1710:15 amYUL - TYS
2 stops10h 27mAir Canada
Sat 6/215:45 amTYS - YUL
2 stops9h 34mAir Canada
Deal found 6/10$711

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 June 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

Fri 7/11

6:15 am-4:47 pm

2 stops10h 32m

Knoxville McGhee Tyson

Sat 7/19

8:10 am-7:10 pm

1 stop11h 00m

$335

MontrealKnoxville

YUL - TYS

YULTYS

Montreal Pierre Elliott Trudeau Intl

Fri 7/25

6:55 am-12:02 pm

3 stops29h 07m

Knoxville McGhee Tyson

Fri 8/1

7:15 am-5:55 pm

1 stop10h 40m

$397

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Fri 10/31

12:00 pm-11:59 pm

2 stops11h 59m

Knoxville McGhee Tyson

Tue 11/4

7:00 am-4:02 pm

1 stop9h 02m

$471

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Mon 6/30

10:44 am-11:18 pm

1 stop12h 34m

Knoxville McGhee Tyson

Fri 7/11

6:34 am-4:34 pm

1 stop10h 00m

$472

MontrealKnoxville

YUL - TYS

YULTYS

Montreal Pierre Elliott Trudeau Intl

Sat 8/2

6:00 am-3:10 pm

1 stop9h 10m

Knoxville McGhee Tyson

Sat 8/9

10:55 am-6:53 pm

1 stop7h 58m

$482

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Tue 7/1

6:15 am-8:35 pm

1 stop14h 20m

Knoxville McGhee Tyson

Thu 7/10

2:36 pm-9:59 pm

1 stop7h 23m

$486

MontrealKnoxville

YUL - TYS

YULTYS

Montreal Pierre Elliott Trudeau Intl

Wed 8/20

10:31 am-4:13 pm

1 stop5h 42m

Knoxville McGhee Tyson

Wed 8/27

11:59 am-4:54 pm

1 stop4h 55m

$518

MontrealKnoxville

YUL - TYS

YULTYS

Montreal Pierre Elliott Trudeau Intl

Wed 8/20

4:55 pm-10:35 pm

1 stop5h 40m

Knoxville McGhee Tyson

Wed 8/27

10:54 am-5:26 pm

1 stop6h 32m

$535

MontrealKnoxville

YUL - TYS

YULTYS

Montreal Pierre Elliott Trudeau Intl

Fri 8/8

5:14 pm-9:16 pm

1 stop4h 02m

Knoxville McGhee Tyson

Fri 8/15

4:19 pm-12:37 am

2 stops8h 18m

$553

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Sun 7/27

6:30 am-10:14 am

1 stop3h 44m

Knoxville McGhee Tyson

Tue 7/29

5:30 am-6:54 pm

2 stops13h 24m

$592

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 14 results
1
2

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, January is the cheapest month in which you can book a flight from Region of Ontario to Knoxville (average of $296). Flying from Region of Ontario to Knoxville in March is currently the most expensive (average of $376). 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 June 12, 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.

Rainfall in Knoxville by month

Plan your trip to Knoxville by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Knoxville ranges from 2.7 - 4.8 inches per month. March is typically the wettest month, when rainfall can reach 4.8 in. October is typically the driest time to visit Knoxville when rainfall is around 2.7 in.

Temperature in Knoxville by month

Plan your trip to Knoxville by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Knoxville, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Knoxville

Get insights into the airlines that provide service to Knoxville. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Knoxville. Reviews last updated June 12, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines and American Airlines from Ontario to Knoxville to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
2,868 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,531 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • 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, January is the cheapest month in which you can book a flight from Region of Ontario to Knoxville (average of $296). Flying from Region of Ontario to Knoxville in March is currently the most expensive (average of $376). 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 Ontario?

Book flights to Ontario if you plan to visit one of these locations
Morristown
Cherokee
Corbin
Maryville
Oak Ridge
Alcoa
Murphy

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Knoxville

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Nashville flights
Pierre Elliott Trudeau Intl to Nashville flights
Vancouver Intl to Nashville flights
Calgary to Nashville flights
Winnipeg to Nashville flights
Abbotsford to Nashville flights
Pearson Intl to Memphis flights
Ottawa to Nashville flights
Pearson Intl to Knoxville flights
Edmonton to Nashville flights
Vancouver Intl to Memphis flights
Saskatoon to Nashville flights
Québec City to Nashville flights
Pierre Elliott Trudeau Intl to Knoxville flights
Pierre Elliott Trudeau Intl to Memphis flights
Ottawa to Memphis flights
Fredericton to Nashville flights
Hamilton to Nashville flights
Pearson Intl to Chattanooga flights
Victoria to Nashville flights
Regina to Nashville flights
Pierre Elliott Trudeau Intl to Chattanooga flights
Edmonton to Memphis flights
St. John's to Nashville flights
Charlottetown to Nashville flights
Halifax to Nashville flights
London to Nashville flights
Halifax to Knoxville flights
Calgary to Memphis flights
Pearson Intl to Blountville flights
Saskatoon to Memphis flights
Québec City to Knoxville flights
Winnipeg to Memphis flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.