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Niagara Falls

$179+ Cheap flights from Knoxville (TYS) to Niagara Falls, Canada

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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — YYZ
Sep 3 — Sep 101
Thu 9/3
Thu 9/10
1 adult, Economy
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Cheap flight deals from Knoxville to Niagara Falls

Cheapest flights from Knoxville to Niagara Falls
Explore the most affordable flight options available from Knoxville to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.

This Kiwi.com deal was found by Cheapflights users on 8/1. 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.
Tue 11/36:04 pm
TYS
-
YYZ
1 stop25h 01m
Multiple Airlines
Tue 11/1011:15 am
YYZ
-
TYS
1 stop22h 50m
Multiple Airlines
Deal found 8/1$332
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 8/288:30 am
TYS
-
YYZ
1 stop12h 20m
Multiple Airlines
Wed 9/29:30 am
YYZ
-
TYS
1 stop24h 34m
Multiple Airlines
Deal found 7/30$370
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 9/2812:22 pm
TYS
-
YYZ
1 stop7h 43m
Multiple Airlines
Wed 9/307:45 am
YYZ
-
TYS
1 stop6h 57m
Multiple Airlines
Deal found 8/1$371
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 9/218:00 am
TYS
-
YYZ
1 stop12h 50m
Multiple Airlines
Fri 9/254:55 pm
YYZ
-
TYS
1 stop22h 06m
Multiple Airlines
Deal found 7/30$389
This Kiwi.com deal was found by Cheapflights users on 8/1. 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.
Sun 11/86:00 am
TYS
-
YYZ
1 stop6h 00m
Multiple Airlines
Tue 11/1011:15 am
YYZ
-
TYS
1 stop22h 50m
Multiple Airlines
Deal found 8/1$416
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 10/229:05 am
TYS
-
YYZ
1 stop7h 50m
Multiple Airlines
Sat 10/249:30 am
YYZ
-
TYS
1 stop22h 55m
Multiple Airlines
Deal found 7/30$417
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 8/299:30 am
TYS
-
YYZ
2 stops12h 34m
Multiple Airlines
Wed 9/29:30 am
YYZ
-
TYS
1 stop24h 34m
Multiple Airlines
Deal found 8/2$422

Find flight deals from Knoxville to Niagara Falls

Keep the following information in mind while searching for Knoxville to Niagara Falls flight deals. Data was last updated August 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$332
(Kiwi.com)

One-way from

$179
(Kiwi.com)

Popular in

August

Cheapest in

July

Average price

$859
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 Niagara Falls
Search Deals
One-way flight from Knoxville McGhee Tyson to Niagara Falls
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Niagara Falls 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 August 4, 2026.
Use the filters below to find and compare flights from Knoxville to Niagara Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

Sat 8/29

9:30 am-10:04 pm

2 stops12h 34m

Toronto Pearson Intl

Wed 9/2

9:30 am-10:04 am

1 stop24h 34m

$422

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

Thu 8/13

7:15 am-11:19 am

1 stop4h 04m

Toronto Pearson Intl

Thu 8/20

12:55 pm-2:01 pm

1 stop25h 06m

$473

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

Fri 8/28

4:38 pm-6:55 am

2 stops14h 17m

Toronto Pearson Intl

Wed 9/2

7:45 am-12:02 pm

1 stop28h 17m

$485

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

Mon 9/7

1:22 pm-6:39 am

1 stop17h 17m

Toronto Pearson Intl

Thu 9/10

1:30 pm-10:04 am

1 stop20h 34m

$486

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

Sun 8/30

12:01 pm-1:05 am

2 stops13h 04m

Toronto Pearson Intl

Wed 9/2

9:30 am-10:04 am

1 stop24h 34m

$487

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

Thu 10/8

5:40 am-5:45 am

2 stops24h 05m

Toronto Pearson Intl

Sun 10/11

6:35 pm-10:54 am

2 stops16h 19m

$543

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

Tue 8/18

5:40 am-8:05 pm

2 stops14h 25m

Toronto Pearson Intl

Thu 8/20

5:55 pm-9:36 am

2 stops15h 41m

$561
Quickest round-trip

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

Thu 9/24

5:45 am-10:04 am

1 stop4h 19m

Toronto Pearson Intl

Sun 9/27

9:44 am-2:42 pm

1 stop4h 58m

$577

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

Thu 9/24

4:40 pm-9:59 pm

1 stop5h 19m

Toronto Pearson Intl

Sun 9/27

6:15 am-5:28 pm

1 stop11h 13m

$592
Cheapest one-way

KnoxvilleToronto

TYS - YYZ

TYSYYZ

Knoxville McGhee Tyson

Sun 9/13

7:10 am-12:00 pm

1 stop28h 50m

$179

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/2

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

Best time to book a flight from Knoxville to Niagara Falls

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

No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Niagara Falls. 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 Niagara Falls?

    For a flight from Knoxville to Niagara Falls, you will be flying from McGhee Tyson. Knoxville McGhee Tyson (TYS) is just 11.3 mi from the center of the city. McGhee Tyson is the only Knoxville airport and it handles 0 outbound flights to Niagara Falls per day. 0 airlines have flights to Niagara Falls from Knoxville McGhee Tyson on a regular basis.

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

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

  • How can I find direct flights from Knoxville to Niagara Falls?

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

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

    Yes. Cheapflights offers flight deals from Knoxville to Niagara Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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