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$154+ Cheap flights from Knoxville (TYS) to Ontario

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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — YYZ
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheap flight deals from Knoxville to Ontario

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

Round-trip from

$262
(Mytrip)

One-way from

$154
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$785
From Knoxville McGhee Tyson to Ontario
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One-way flight from Knoxville McGhee Tyson to Ontario
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Highest demand for flights based on searches. 35% potential increase in price ($260 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Knoxville to Ontario

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

This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/18:52 amTYS - YYZ
1 stop29h 13mMultiple Airlines
mar. 8/56:30 amYYZ - TYS
1 stop9h 35mMultiple Airlines
Deal found 6/11$262
This Mytrip deal was found by Cheapflights users on 6/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/2112:45 pmTYS - YUL
2 stops9h 30mMultiple Airlines
mié. 7/238:15 amYUL - TYS
3 stops35h 49mMultiple Airlines
Deal found 6/9$381
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/249:45 amTYS - YOW
1 stop7h 33mMultiple Airlines
lun. 7/287:00 amYOW - TYS
2 stops9h 47mMultiple Airlines
Deal found 6/12$414
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.
vie. 9/57:00 amTYS - YYZ
1 stop8h 46mUnited Airlines
dom. 9/79:00 amYYZ - TYS
1 stop13h 35mUnited Airlines
Deal found 6/11$486
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/36:34 amTYS - YYZ
1 stop10h 00mAmerican Airlines
mar. 8/127:15 amYYZ - TYS
1 stop8h 57mAmerican Airlines
Deal found 6/11$488
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/18:06 amTYS - YUL
1 stop8h 34mAmerican Airlines
sáb. 11/812:10 pmYUL - TYS
1 stop9h 21mAmerican Airlines
Deal found 6/11$541
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.
sáb. 11/17:30 amTYS - YUL
1 stop4h 45mDelta
sáb. 11/87:00 amYUL - TYS
2 stops11h 13mDelta
Deal found 6/10$612
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/35:45 amTYS - YYZ
2 stops8h 50mAir Canada
mar. 8/126:15 amYYZ - TYS
2 stops8h 43mAir Canada
Deal found 6/11$675
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/15:45 amTYS - YUL
2 stops6h 17mUnited Airlines
sáb. 11/81:15 pmYUL - TYS
2 stops10h 44mUnited Airlines
Deal found 6/10$707
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.
sáb. 7/129:55 amTYS - YOW
1 stop8h 57mUnited Airlines
dom. 7/207:29 pmYOW - TYS
1 stop14h 58mUnited Airlines
Deal found 6/11$711
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/12:25 pmTYS - YUL
2 stops6h 28mAir Canada
sáb. 11/811:40 amYUL - TYS
2 stops8h 40mAir Canada
Deal found 6/11$731
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.
mié. 7/912:03 pmTYS - YYZ
2 stops10h 55mDelta
dom. 7/136:15 amYYZ - TYS
1 stop4h 31mDelta
Deal found 6/10$742

Cheapflights Fare Finder

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

Fly from

Knoxville

Fly to

Ontario

Route

Depart

Return

Price

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

vie. 8/1

8:52 am-2:05 pm

1 stop29h 13m

Toronto Pearson Intl

mar. 8/5

6:30 am-4:05 pm

1 stop9h 35m

$262

KnoxvilleMontreal

TYS - YUL

TYSYUL

Knoxville McGhee Tyson

lun. 7/21

12:45 pm-10:15 pm

2 stops9h 30m

Montreal Pierre Elliott Trudeau Intl

mié. 7/23

8:15 am-8:04 pm

3 stops35h 49m

$381

KnoxvilleOttawa

TYS - YOW

TYSYOW

Knoxville McGhee Tyson

jue. 7/24

9:45 am-5:18 pm

1 stop7h 33m

Ottawa

lun. 7/28

7:00 am-4:47 pm

2 stops9h 47m

$414

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

vie. 9/5

7:00 am-3:46 pm

1 stop8h 46m

Toronto Pearson Intl

dom. 9/7

9:00 am-10:35 pm

1 stop13h 35m

$486

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

dom. 8/3

6:34 am-4:34 pm

1 stop10h 00m

Toronto Pearson Intl

mar. 8/12

7:15 am-4:12 pm

1 stop8h 57m

$488

KnoxvilleMontreal

TYS - YUL

TYSYUL

Knoxville McGhee Tyson

vie. 8/29

6:07 am-4:56 pm

1 stop10h 49m

Montreal Pierre Elliott Trudeau Intl

lun. 9/1

2:35 pm-7:43 pm

1 stop5h 08m

$633

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

dom. 8/3

5:45 am-2:35 pm

2 stops8h 50m

Toronto Pearson Intl

mar. 8/12

6:15 am-2:58 pm

2 stops8h 43m

$675

KnoxvilleOttawa

TYS - YOW

TYSYOW

Knoxville McGhee Tyson

sáb. 7/12

9:55 am-6:52 pm

1 stop8h 57m

Ottawa

dom. 7/20

7:29 pm-10:27 am

1 stop14h 58m

$711

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

mié. 7/9

12:03 pm-10:58 pm

2 stops10h 55m

Toronto Pearson Intl

dom. 7/13

6:15 am-10:46 am

1 stop4h 31m

$742

KnoxvilleOttawa

TYS - YOW

TYSYOW

Knoxville McGhee Tyson

sáb. 7/12

2:30 pm-9:20 pm

2 stops6h 50m

Ottawa

dom. 7/20

8:00 am-5:05 pm

2 stops9h 05m

$831

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 18 results
1
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Best time to book a flight from Knoxville to Ontario

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

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

Currently, January is the cheapest month in which you can book a flight from Knoxville to Region of Ontario (average of $243). Flying from Knoxville to Region of Ontario in July is currently the most expensive (average of $353). 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 TYS to ON?

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

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

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Region of Ontario ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Region of Ontario when rainfall is around 2.0 in.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Region of Ontario, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated junio 12, 2025.
Read reviews from past customers who have flown Delta, United Airlines and American Airlines from Knoxville to Ontario. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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 Knoxville to Ontario. 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 from for flights from Knoxville to Ontario?

    Located just 11.3 mi from the city center, Knoxville McGhee Tyson (TYS) is the airport most travelers will use when flying to Ontario from Knoxville.

  • What are the cheapest airlines to fly from Knoxville to Region of Ontario one-way?

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $293. Users have also found prices from $311 and $339 on Air Canada and United Airlines, respectively.

  • What are the most popular routes from Knoxville to Region of Ontario?

    While some choose either Knoxville McGhee Tyson - Montreal Pierre Elliott Trudeau Intl or Knoxville McGhee Tyson - Ottawa, Knoxville McGhee Tyson - Toronto Pearson Intl is the most popular route from Knoxville to Region of Ontario.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Knoxville to Region of Ontario (average of $243). Flying from Knoxville to Region of Ontario in July is currently the most expensive (average of $353). 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 Knoxville to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Knoxville to Ontario

Discover the top 5 airlines that operate flights from Knoxville to Ontario. 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 2,558,603 searches. Data last updated junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$159Average$481FlexibilityNo cancel feeOn-time71%
DeltaCheapest$314Average$421FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$360Average$658FlexibilityNo cancel feeOn-time69%
WestJetCheapest$373Average$487FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$692Average$812FlexibilityNo cancel feeOn-time67%

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