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$165+ 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 6/13. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — YYZ
may. 5 — may. 121
lun. 5/5
lun. 5/12
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 abril 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$373
(Kiwi.com)

One-way from

$165
(Kiwi.com)

Popular in

June

Cheapest in

August

Average price

$400
Provider with most accurate pricing for Knoxville McGhee Tyson-Toronto (YTO) flight deals.
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Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Toronto (YTO) flights.
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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. 30% potential increase in price ($192 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in April 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 abril 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 4/29. 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.
vie. 6/207:15 amTYS - YUL
1 stop10h 40mMultiple Airlines
mar. 6/246:35 pmYUL - TYS
1 stop17h 15mMultiple Airlines
Deal found 4/29$373
This Mytrip deal was found by Cheapflights users on 4/29. 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.
dom. 6/18:35 pmTYS - YYZ
1 stop24h 25mMultiple Airlines
lun. 6/3011:15 pmYYZ - TYS
2 stops16h 53mMultiple Airlines
Deal found 4/29$415
This American Airlines deal was found by Cheapflights users on 4/29. 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.
mié. 5/218:00 amTYS - YYZ
1 stop9h 20mAmerican Airlines
sáb. 5/316:00 amYYZ - TYS
1 stop7h 11mAmerican Airlines
Deal found 4/29$416
This American Airlines deal was found by Cheapflights users on 4/29. 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.
jue. 6/55:24 pmTYS - YUL
1 stop16h 21mAmerican Airlines
dom. 6/87:00 amYUL - TYS
1 stop16h 18mAmerican Airlines
Deal found 4/29$428
This Delta deal was found by Cheapflights users on 4/29. 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. 8/2011:30 amTYS - YYZ
1 stop9h 07mDelta
mié. 8/277:59 amYYZ - TYS
1 stop8h 46mDelta
Deal found 4/29$485
This WestJet deal was found by Cheapflights users on 4/29. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/265:45 amTYS - YYZ
1 stop18h 10mWestJet
sáb. 5/318:00 pmYYZ - TYS
2 stops23h 54mWestJet
Deal found 4/29$496
This Mytrip deal was found by Cheapflights users on 4/28. 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.
jue. 5/13:52 pmTYS - YOW
1 stop25h 23mMultiple Airlines
jue. 5/84:25 pmYOW - TYS
1 stop22h 05mMultiple Airlines
Deal found 4/28$526
This Justfly.com deal was found by Cheapflights users on 4/29. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 6/218:35 amTYS - YUL
1 stop15h 19mWestJet
vie. 6/276:45 pmYUL - TYS
1 stop5h 14mWestJet
Deal found 4/29$530
This United Airlines deal was found by Cheapflights users on 4/29. 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. 6/219:55 amTYS - YUL
1 stop5h 54mUnited Airlines
vie. 6/276:15 amYUL - TYS
1 stop16h 20mUnited Airlines
Deal found 4/29$564
This United Airlines deal was found by Cheapflights users on 4/29. 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. 7/45:45 amTYS - YYZ
1 stop13h 20mUnited Airlines
sáb. 7/1210:05 amYYZ - TYS
1 stop13h 54mUnited Airlines
Deal found 4/29$567
This Air Canada deal was found by Cheapflights users on 4/29. 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.
vie. 6/135:45 amTYS - YYZ
1 stop4h 19mAir Canada
mar. 6/174:00 pmYYZ - TYS
2 stops7h 59mAir Canada
Deal found 4/29$583
This Delta deal was found by Cheapflights users on 4/29. 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.
dom. 7/136:10 amTYS - YUL
1 stop15h 18mDelta
sáb. 7/196:00 amYUL - TYS
1 stop9h 10mDelta
Deal found 4/29$615

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 abril 30, 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

KnoxvilleMontreal

TYS - YUL

TYSYUL

Knoxville McGhee Tyson

vie. 6/20

7:15 am-5:55 pm

1 stop10h 40m

Montreal Pierre Elliott Trudeau Intl

mar. 6/24

6:35 pm-11:50 am

1 stop17h 15m

$373

KnoxvilleOttawa

TYS - YOW

TYSYOW

Knoxville McGhee Tyson

vie. 5/30

7:15 am-3:11 pm

1 stop7h 56m

Ottawa

mar. 6/3

4:10 pm-11:50 am

1 stop19h 40m

$389

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

dom. 6/1

8:35 pm-9:00 pm

1 stop24h 25m

Toronto Pearson Intl

lun. 6/30

11:15 pm-4:08 pm

2 stops16h 53m

$415

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

mié. 5/21

8:00 am-5:20 pm

1 stop9h 20m

Toronto Pearson Intl

sáb. 5/31

6:00 am-1:11 pm

1 stop7h 11m

$416

KnoxvilleMontreal

TYS - YUL

TYSYUL

Knoxville McGhee Tyson

jue. 6/5

5:24 pm-9:45 am

1 stop16h 21m

Montreal Pierre Elliott Trudeau Intl

dom. 6/8

7:00 am-11:18 pm

1 stop16h 18m

$428

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

lun. 5/26

5:45 am-11:55 pm

1 stop18h 10m

Toronto Pearson Intl

sáb. 5/31

8:00 pm-7:54 pm

2 stops23h 54m

$496

KnoxvilleMontreal

TYS - YUL

TYSYUL

Knoxville McGhee Tyson

sáb. 6/21

8:35 am-11:54 pm

1 stop15h 19m

Montreal Pierre Elliott Trudeau Intl

vie. 6/27

6:45 pm-11:59 pm

1 stop5h 14m

$530

KnoxvilleMontreal

TYS - YUL

TYSYUL

Knoxville McGhee Tyson

sáb. 6/21

9:55 am-3:49 pm

1 stop5h 54m

Montreal Pierre Elliott Trudeau Intl

vie. 6/27

6:15 am-10:35 pm

1 stop16h 20m

$564

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

vie. 7/4

5:45 am-7:05 pm

1 stop13h 20m

Toronto Pearson Intl

sáb. 7/12

10:05 am-11:59 pm

1 stop13h 54m

$567

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

vie. 6/13

5:45 am-10:04 am

1 stop4h 19m

Toronto Pearson Intl

mar. 6/17

4:00 pm-11:59 pm

2 stops7h 59m

$583

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 21 results
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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 $359). 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 abril 30, 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 abril 30, 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
7,929 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
WestJet
7.2
Good
2,826 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.0
Good
9,244 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 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 $359). 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 abril 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$159Average$481FlexibilityNo cancel feeOn-time71%
DeltaCheapest$314Average$457FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$360Average$636FlexibilityNo cancel feeOn-time69%
WestJetCheapest$364Average$469FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$692Average$812FlexibilityNo cancel feeOn-time67%

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