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Cheap flights from Niagara Falls, ON to Knoxville from C$ 261

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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — TYS
6 Dec — 13 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Niagara Falls to Knoxville

Keep the following information in mind while searching for Niagara Falls to Knoxville flight deals. Data was last updated 6 November 2025.

Round-trip from

C$ 423

One-way from

C$ 261

Popular in

September

Cheapest in

November

Average price

C$ 430
5/12-15/12
  • 5/12-15/12
  • 2 total stops
  • 20h 05m total
  • Niagara Falls to Knoxville
Search Deals
9/4
  • 9/4
  • 2 total stops
  • 13h 59m total
  • Niagara Falls to Knoxville
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (C$ 215 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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Find flight deals from Niagara Falls to Knoxville

Enter your travel dates to find the best prices.

Cheapest flights from Niagara Falls to Knoxville
Explore the most affordable flight options available from Niagara Falls to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 November 2025.

Fri 5/1212:50 p.m.YYZ - TYS
1 stop8h 59mMultiple Airlines
Mon 15/121:05 p.m.TYS - YYZ
1 stop11h 06mMultiple Airlines
Deal found 4/11C$ 423
Thu 4/128:30 p.m.YYZ - TYS
1 stop12h 03mMultiple Airlines
Sun 7/125:23 p.m.TYS - YYZ
2 stops26h 37mMultiple Airlines
Deal found 5/11C$ 457
Thu 11/128:30 p.m.YYZ - TYS
1 stop12h 03mMultiple Airlines
Sun 14/125:23 p.m.TYS - YYZ
2 stops18h 20mMultiple Airlines
Deal found 4/11C$ 482
Thu 4/128:30 p.m.YYZ - TYS
1 stop12h 03mMultiple Airlines
Sat 13/128:32 p.m.TYS - YYZ
1 stop17h 48mMultiple Airlines
Deal found 4/11C$ 485
Mon 17/1112:50 p.m.YYZ - TYS
1 stop10h 24mMultiple Airlines
Fri 21/1110:32 a.m.TYS - YYZ
1 stop9h 28mMultiple Airlines
Deal found 5/11C$ 550
Fri 21/1112:50 p.m.YYZ - TYS
1 stop8h 40mMultiple Airlines
Mon 24/116:30 a.m.TYS - YYZ
1 stop13h 30mMultiple Airlines
Deal found 5/11C$ 576

Cheapflights Fare Finder

 
Customize your flight search to find flights from Niagara Falls 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 629,999 searches. Data last updated 6 November 2025.
Use the filters below to find and compare flights from Niagara Falls to Knoxville that are best for you.

Fly from

Niagara Falls

Fly to

Knoxville

Route

Depart

Return

Price

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Fri 5/12

12:50 p.m.-9:49 p.m.

1 stop8h 59m

Knoxville McGhee Tyson

Mon 15/12

1:05 p.m.-12:11 a.m.

1 stop11h 06m

C$ 423

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Thu 4/12

8:30 p.m.-8:33 a.m.

1 stop12h 03m

Knoxville McGhee Tyson

Sun 7/12

5:23 p.m.-8:00 p.m.

2 stops26h 37m

C$ 457

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Thu 11/12

8:30 p.m.-8:33 a.m.

1 stop12h 03m

Knoxville McGhee Tyson

Sun 14/12

5:23 p.m.-11:43 a.m.

2 stops18h 20m

C$ 482

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Mon 17/11

12:50 p.m.-11:14 p.m.

1 stop10h 24m

Knoxville McGhee Tyson

Fri 21/11

6:05 a.m.-7:35 p.m.

2 stops13h 30m

C$ 595

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Fri 21/11

12:50 p.m.-9:30 p.m.

1 stop8h 40m

Knoxville McGhee Tyson

Mon 24/11

12:12 p.m.-9:19 p.m.

2 stops33h 07m

C$ 605

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Wed 26/11

9:35 a.m.-10:08 p.m.

1 stop12h 33m

Knoxville McGhee Tyson

Sun 14/12

5:23 p.m.-12:11 a.m.

2 stops30h 48m

C$ 616

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Thu 9/4

7:15 a.m.-9:14 p.m.

2 stops13h 59m

C$ 261

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Sat 20/12

7:30 a.m.-8:43 p.m.

1 stop13h 13m

C$ 453

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Sat 20/12

4:50 p.m.-2:48 p.m.

2 stops21h 58m

C$ 525

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Sat 20/12

10:15 p.m.-5:02 p.m.

3 stops42h 47m

C$ 602

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from Niagara Falls to Knoxville

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

What is the cheapest month to book a flight from Niagara Falls to Knoxville?

Currently, April is the cheapest month in which you can book a flight from Niagara Falls to Knoxville (average of C$ 309). Flying from Niagara Falls to Knoxville in September is currently the most expensive (average of C$ 753). 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 NI4 to TYS?

Find hourly flight availability from Niagara Falls 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 6 November 2025.

When flying from Niagara Falls to Knoxville, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 27% versus a flight in the evening.

How much does it cost to fly round-trip from Niagara Falls to Knoxville?

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 6 November 2025.
Read reviews from past customers who have flown WestJet and Air Canada from Niagara Falls to Knoxville. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,154 reviews
Check prices

Entertainment

6.1

Comfort

7.1

Boarding

7.4

Food

6.2

Crew

7.9

Overall

7.2

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight
WestJet
7.2
Good
3,154 reviews
WestJet
7.2
Good
3,154 reviews
Check prices

Entertainment

6.1

Comfort

7.1

Boarding

7.4

Food

6.2

Crew

7.9

Overall

7.2

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight
Air Canada
7.1
Good
10,416 reviews
WestJet
7.2
Good
3,154 reviews
Check prices

Entertainment

6.1

Comfort

7.1

Boarding

7.4

Food

6.2

Crew

7.9

Overall

7.2

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight

Related info for your journey

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

    Most people fly into Knoxville McGhee Tyson (TYS) if they book a flight to Knoxville from Niagara Falls. On average, McGhee Tyson has 0 inbound flights from Niagara Falls per day from 2 airlines. Knoxville McGhee Tyson is conveniently located just 18.2 km from Knoxville’s city centre.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Niagara Falls 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 Niagara Falls to Knoxville?

    Currently, April is the cheapest month in which you can book a flight from Niagara Falls to Knoxville (average of C$ 309). Flying from Niagara Falls to Knoxville in September is currently the most expensive (average of C$ 753). 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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Top 2 airlines flying from Niagara Falls to Knoxville

Discover the top 2 airlines that operate flights from Niagara Falls to Knoxville. 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 629,999 searches. Data last updated 6 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 413AverageC$ 604FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 469AverageC$ 751FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Niagara Falls to Knoxville?

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Why should you use Cheapflights to find cheap flight tickets from Niagara Falls to Knoxville?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Knoxville from Niagara Falls.

Can Cheapflights find flights from Niagara Falls to Knoxville with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Niagara Falls to Knoxville, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Niagara Falls to Knoxville become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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