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$182+ 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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — YYZ
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap 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 January 28, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Mon 3/22:06 pm
TYS
-
YYZ
1 stop10h 08m
Multiple Airlines
Wed 3/48:20 pm
YYZ
-
TYS
1 stop20h 36m
Multiple Airlines
Deal found 1/27$274
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Thu 3/129:43 pm
TYS
-
YYZ
1 stop16h 57m
Multiple Airlines
Thu 3/1910:05 am
YYZ
-
TYS
1 stop12h 21m
Multiple Airlines
Deal found 1/27$300
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 2/142:54 pm
TYS
-
YYZ
1 stop9h 20m
Multiple Airlines
Mon 2/237:15 am
YYZ
-
TYS
1 stop9h 44m
Multiple Airlines
Deal found 1/26$329
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Wed 4/224:25 pm
TYS
-
YYZ
1 stop21h 40m
Multiple Airlines
Sun 4/268:00 pm
YYZ
-
TYS
1 stop21h 30m
Multiple Airlines
Deal found 1/27$344
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 5/306:00 am
TYS
-
YYZ
1 stop14h 05m
Multiple Airlines
Sun 6/75:45 pm
YYZ
-
TYS
1 stop21h 22m
Multiple Airlines
Deal found 1/27$361
This United Airlines deal was found by Cheapflights users on 1/26. 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 2/186:45 am
TYS
-
YOW
1 stop10h 22m
United Airlines
Sun 3/16:20 am
YOW
-
TYS
1 stop14h 17m
United Airlines
Deal found 1/26$370
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 5/306:00 am
TYS
-
YYZ
1 stop14h 05m
Multiple Airlines
Sun 5/317:45 am
YYZ
-
TYS
1 stop15h 21m
Multiple Airlines
Deal found 1/26$381
This United Airlines deal was found by Cheapflights users on 1/27. 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 2/126:45 am
TYS
-
YOW
1 stop10h 22m
United Airlines
Sun 2/159:45 am
YOW
-
TYS
1 stop5h 30m
United Airlines
Deal found 1/27$381
This American Airlines deal was found by Cheapflights users on 1/27. 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.
Wed 4/227:33 pm
TYS
-
YUL
1 stop16h 11m
American Airlines
Sun 4/2612:30 pm
YUL
-
TYS
1 stop9h 05m
American Airlines
Deal found 1/27$398
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
Thu 2/263:25 pm
TYS
-
YOW
1 stop9h 00m
Multiple Airlines
Sun 3/13:05 pm
YOW
-
TYS
2 stops27h 26m
Multiple Airlines
Deal found 1/26$407
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Wed 4/224:25 pm
TYS
-
YUL
1 stop22h 45m
Multiple Airlines
Sun 4/265:25 pm
YUL
-
TYS
2 stops24h 05m
Multiple Airlines
Deal found 1/27$417
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
Fri 2/277:15 am
TYS
-
YOW
1 stop5h 25m
Multiple Airlines
Sun 3/13:05 pm
YOW
-
TYS
2 stops27h 26m
Multiple Airlines
Deal found 1/26$433

Find flight deals from Knoxville to Ontario

Keep the following information in mind while searching for Knoxville to Ontario flight deals. Data was last updated January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$274
(Kiwi.com)

One-way from

$159
(Kiwi.com)
Provider with most accurate pricing for Knoxville McGhee Tyson-Toronto (YTO) flight deals.
Search Deals
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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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 January 28, 2026.
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

Mon 3/2

2:06 pm-12:14 am

1 stop10h 08m

Toronto Pearson Intl

Wed 3/4

8:20 pm-4:56 pm

1 stop20h 36m

$274

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

Thu 3/12

9:43 pm-2:40 pm

1 stop16h 57m

Toronto Pearson Intl

Thu 3/19

10:05 am-10:26 pm

1 stop12h 21m

$300

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

Sat 2/14

2:54 pm-12:14 am

1 stop9h 20m

Toronto Pearson Intl

Mon 2/23

7:15 am-4:59 pm

1 stop9h 44m

$329

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

Wed 4/22

4:25 pm-2:05 pm

1 stop21h 40m

Toronto Pearson Intl

Sun 4/26

8:00 pm-5:30 pm

1 stop21h 30m

$344

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

Sat 5/30

6:00 am-8:05 pm

1 stop14h 05m

Toronto Pearson Intl

Sun 6/7

5:45 pm-3:07 pm

1 stop21h 22m

$361

KnoxvilleOttawa

TYS - YOW

TYSYOW

Knoxville McGhee Tyson

Wed 2/18

6:45 am-5:07 pm

1 stop10h 22m

Ottawa

Sun 3/1

6:20 am-8:37 pm

1 stop14h 17m

$370

KnoxvilleOttawa

TYS - YOW

TYSYOW

Knoxville McGhee Tyson

Thu 2/12

6:45 am-5:07 pm

1 stop10h 22m

Ottawa

Sun 2/15

9:45 am-3:15 pm

1 stop5h 30m

$381

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

Sat 5/30

6:00 am-8:05 pm

1 stop14h 05m

Toronto Pearson Intl

Sun 5/31

7:45 am-11:06 pm

1 stop15h 21m

$381

KnoxvilleMontreal

TYS - YUL

TYSYUL

Knoxville McGhee Tyson

Wed 4/22

7:33 pm-11:44 am

1 stop16h 11m

Montreal Pierre Elliott Trudeau Intl

Sun 4/26

12:30 pm-9:35 pm

1 stop9h 05m

$398

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

Sat 4/25

7:50 am-5:44 pm

1 stop9h 54m

Toronto Pearson Intl

Wed 4/29

1:15 pm-9:35 pm

1 stop8h 20m

$407

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 38 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, April is the cheapest month in which you can book a flight from Knoxville to Region of Ontario (average of $158). Flying from Knoxville to Region of Ontario in August is currently the most expensive (average of $815). 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.

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 January 28, 2026.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Knoxville to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,124 reviews

Crew

8.5

Overall

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,124 reviews
Delta
7.9
Good
8,124 reviews

Crew

8.5

Overall

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,212 reviews
Delta
7.9
Good
8,124 reviews

Crew

8.5

Overall

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,201 reviews
Delta
7.9
Good
8,124 reviews

Crew

8.5

Overall

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.

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

    There are many flights that can get you from Knoxville to Region of Ontario in 10h 22m. Fly via United Airlines or American Airlines to get the fastest option. There are 788 mi between Knoxville and Region of Ontario. Both multi-stop and nonstop flights can be found to your destination and back.

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

    While some choose either Knoxville McGhee Tyson - Ottawa or Knoxville McGhee Tyson - Montreal Pierre Elliott Trudeau Intl, 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, April is the cheapest month in which you can book a flight from Knoxville to Region of Ontario (average of $158). Flying from Knoxville to Region of Ontario in August is currently the most expensive (average of $815). 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 3 airlines flying from Knoxville to Ontario

Discover the top 3 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 January 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$158Average$477FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$427Average$755FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$554Average$755FlexibilityNo cancel feeOn-time69%

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