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Cheap flights from Niagara Falls to Knoxville from C$ 228

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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — TYS
6 Sep — 13 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap 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 7 August 2026.

Sat 19/97:25 a.m. -
1 stop7h 36m
Sat 26/96:55 p.m. -
1 stop19h 10m
Deal found 5/8C$ 486
Tue 8/96:30 a.m. -
1 stop27h 34m
Wed 23/910:54 a.m. -
1 stop27h 11m
Deal found 5/8C$ 514
Sat 22/87:25 a.m. -
1 stop7h 42m
Sat 5/99:30 a.m. -
2 stops12h 34m
Deal found 5/8C$ 541
Thu 20/89:45 a.m. -
1 stop7h 57m
Sun 23/87:41 p.m. -
1 stop4h 16m
Deal found 6/8C$ 549
Thu 17/96:30 a.m. -
1 stop10h 01m
Sun 20/97:10 a.m. -
1 stop28h 50m
Deal found 4/8C$ 560
Wed 9/96:59 p.m. -
1 stop20h 44m
Fri 11/95:40 a.m. -
1 stop18h 19m
Deal found 6/8C$ 563
Fri 23/104:55 p.m. -
1 stop18h 37m
Thu 29/105:28 p.m. -
1 stop25h 37m
Deal found 2/8C$ 575

Find 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 7 August 2026.

Round-trip from

C$ 486

One-way from

C$ 228

Popular in

February

Cheapest in

November

Average price

C$ 817
19/9-26/9
  • 19/9-26/9
  • 2 total stops
  • 26h 46m total
  • Niagara Falls to Knoxville
Search Deals
5/9
  • 5/9
  • 1 total stop
  • 20h 34m total
  • Niagara Falls to Knoxville
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 27 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 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 7 August 2026.
Use the filters below to find and compare flights from Niagara Falls to Knoxville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoKnoxville

YYZ Toronto Pearson Intl - TYS Knoxville McGhee Tyson

YYZTYS

Toronto Pearson Intl

Sat 19/9

7:25 a.m.-3:01 p.m.

1 stop7h 36m

Knoxville McGhee Tyson

Sat 26/9

6:55 p.m.-2:05 p.m.

1 stop19h 10m

C$ 493
Quickest round-trip

TorontoKnoxville

YYZ Toronto Pearson Intl - TYS Knoxville McGhee Tyson

YYZTYS

Toronto Pearson Intl

Tue 6/10

11:38 a.m.-5:27 p.m.

1 stop5h 49m

Knoxville McGhee Tyson

Sat 10/10

5:40 a.m.-10:23 a.m.

1 stop4h 43m

C$ 563

TorontoKnoxville

YYZ Toronto Pearson Intl - TYS Knoxville McGhee Tyson

YYZTYS

Toronto Pearson Intl

Thu 20/8

8:00 p.m.-9:36 a.m.

2 stops13h 36m

Knoxville McGhee Tyson

Sun 23/8

5:40 a.m.-10:25 a.m.

1 stop4h 45m

C$ 566

TorontoKnoxville

YYZ Toronto Pearson Intl - TYS Knoxville McGhee Tyson

YYZTYS

Toronto Pearson Intl

Fri 23/10

4:55 p.m.-11:32 a.m.

1 stop18h 37m

Knoxville McGhee Tyson

Thu 29/10

5:28 p.m.-7:05 p.m.

1 stop25h 37m

C$ 575

TorontoKnoxville

YYZ Toronto Pearson Intl - TYS Knoxville McGhee Tyson

YYZTYS

Toronto Pearson Intl

Sat 19/9

6:10 p.m.-10:18 a.m.

1 stop16h 08m

Knoxville McGhee Tyson

Sat 26/9

5:40 a.m.-12:19 p.m.

1 stop6h 39m

C$ 582

TorontoKnoxville

YYZ Toronto Pearson Intl - TYS Knoxville McGhee Tyson

YYZTYS

Toronto Pearson Intl

Thu 20/8

12:09 p.m.-10:20 a.m.

1 stop22h 11m

Knoxville McGhee Tyson

Mon 24/8

7:41 p.m.-11:57 p.m.

1 stop4h 16m

C$ 603

TorontoKnoxville

YYZ Toronto Pearson Intl - TYS Knoxville McGhee Tyson

YYZTYS

Toronto Pearson Intl

Mon 12/10

6:10 p.m.-10:17 a.m.

1 stop16h 07m

Knoxville McGhee Tyson

Mon 19/10

5:40 a.m.-11:59 p.m.

1 stop18h 19m

C$ 612

TorontoKnoxville

YYZ Toronto Pearson Intl - TYS Knoxville McGhee Tyson

YYZTYS

Toronto Pearson Intl

Fri 23/10

6:00 a.m.-9:37 p.m.

1 stop15h 37m

Knoxville McGhee Tyson

Thu 29/10

4:11 p.m.-9:13 p.m.

2 stops29h 02m

C$ 612

TorontoKnoxville

YYZ Toronto Pearson Intl - TYS Knoxville McGhee Tyson

YYZTYS

Toronto Pearson Intl

Thu 27/8

9:45 a.m.-5:42 p.m.

1 stop7h 57m

Knoxville McGhee Tyson

Wed 2/9

6:00 a.m.-12:10 a.m.

2 stops18h 10m

C$ 654

TorontoKnoxville

YYZ Toronto Pearson Intl - TYS Knoxville McGhee Tyson

YYZTYS

Toronto Pearson Intl

Mon 24/8

6:34 p.m.-11:52 p.m.

1 stop5h 18m

Knoxville McGhee Tyson

Fri 28/8

12:01 p.m.-10:25 a.m.

1 stop22h 24m

C$ 659

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/8

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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

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

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 7 August 2026.
Read reviews from past customers who have flown United Airlines 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.
United Airlines
7.4
Good
10,083 reviews
Check prices

Boarding

7.7

Food

6.7

Crew

8.1

Comfort

7.3

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
United Airlines
7.4
Good
10,083 reviews
United Airlines
7.4
Good
10,083 reviews
Check prices

Boarding

7.7

Food

6.7

Crew

8.1

Comfort

7.3

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

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 1 airline. Knoxville McGhee Tyson is conveniently located just 18.2 km from Knoxville’s city centre.

  • How long is the flight from Niagara Falls to Knoxville?

    For as low as C$ 563, Delta can have you in Knoxville from Niagara Falls in 5h 49m. The distance from Niagara Falls to Knoxville is about 951 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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.

See more FAQs

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Top airline flying from Niagara Falls to Knoxville

Discover the top airline 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 7 August 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 726AverageC$ 763FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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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.

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