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Cheap flights from Niagara Falls, ON to Knoxville from C$ 259

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 21/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — TYS
8 Jul — 15 Jul1
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 8 June 2026.

Mon 27/79:50 a.m.
YYZ
-
TYS
1 stop13h 43m
Multiple Airlines
Fri 31/71:36 p.m.
TYS
-
YYZ
1 stop24h 29m
Multiple Airlines
Deal found 7/6C$ 520
Fri 17/79:50 a.m.
YYZ
-
TYS
1 stop13h 43m
Multiple Airlines
Sat 25/77:10 a.m.
TYS
-
YYZ
1 stop12h 25m
Multiple Airlines
Deal found 7/6C$ 531
Wed 15/79:30 a.m.
YYZ
-
TYS
1 stop8h 29m
Multiple Airlines
Sat 25/78:40 p.m.
TYS
-
YYZ
1 stop17h 25m
Multiple Airlines
Deal found 6/6C$ 534
Fri 28/85:35 p.m.
YYZ
-
TYS
1 stop21h 32m
Multiple Airlines
Wed 2/93:46 p.m.
TYS
-
YYZ
1 stop22h 19m
Multiple Airlines
Deal found 6/6C$ 539
Mon 13/79:50 a.m.
YYZ
-
TYS
1 stop11h 25m
Multiple Airlines
Mon 20/710:05 p.m.
TYS
-
YYZ
1 stop18h 40m
Multiple Airlines
Deal found 4/6C$ 564
Thu 25/612:55 p.m.
YYZ
-
TYS
1 stop23h 04m
Multiple Airlines
Mon 29/67:22 p.m.
TYS
-
YYZ
1 stop21h 23m
Multiple Airlines
Deal found 4/6C$ 580
Sat 4/77:25 a.m.
YYZ
-
TYS
2 stops14h 10m
Multiple Airlines
Sat 11/78:40 p.m.
TYS
-
YYZ
1 stop18h 20m
Multiple Airlines
Deal found 6/6C$ 584
Thu 9/76:30 a.m.
YYZ
-
TYS
1 stop8h 24m
Multiple Airlines
Mon 13/76:30 a.m.
TYS
-
YYZ
1 stop14h 20m
Multiple Airlines
Deal found 7/6C$ 599
Mon 10/88:10 a.m.
YYZ
-
TYS
1 stop15h 21m
Multiple Airlines
Mon 17/86:30 a.m.
TYS
-
YYZ
1 stop14h 20m
Multiple Airlines
Deal found 5/6C$ 608

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 8 June 2026.

Round-trip from

C$ 520

One-way from

C$ 259

Popular in

February

Cheapest in

July

Average price

C$ 793
27/7-31/7
  • 27/7-31/7
  • 2 total stops
  • 38h 12m total
  • Niagara Falls to Knoxville
Search Deals
21/7
  • 21/7
  • 1 total stop
  • 9h 40m total
  • Niagara Falls to Knoxville
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 8 June 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 - TYS

YYZTYS

Toronto Pearson Intl

Mon 27/7

9:50 a.m.-11:33 p.m.

1 stop13h 43m

Knoxville McGhee Tyson

Fri 31/7

1:36 p.m.-2:05 p.m.

1 stop24h 29m

C$ 520

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Thu 25/6

12:55 p.m.-11:59 a.m.

1 stop23h 04m

Knoxville McGhee Tyson

Mon 29/6

7:22 p.m.-4:45 p.m.

1 stop21h 23m

C$ 580

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Mon 10/8

8:10 a.m.-11:31 p.m.

1 stop15h 21m

Knoxville McGhee Tyson

Mon 17/8

6:30 a.m.-8:50 p.m.

1 stop14h 20m

C$ 608

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Fri 28/8

5:35 p.m.-3:07 p.m.

1 stop21h 32m

Knoxville McGhee Tyson

Wed 2/9

3:46 p.m.-2:05 p.m.

1 stop22h 19m

C$ 613
Quickest round-trip

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Tue 30/6

8:10 a.m.-1:13 p.m.

1 stop5h 03m

Knoxville McGhee Tyson

Tue 14/7

6:10 p.m.-10:31 p.m.

1 stop4h 21m

C$ 630

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Wed 1/7

8:10 a.m.-8:09 p.m.

1 stop11h 59m

Knoxville McGhee Tyson

Wed 8/7

12:15 p.m.-4:45 p.m.

1 stop4h 30m

C$ 643

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Thu 25/6

2:30 p.m.-8:34 p.m.

1 stop6h 04m

Knoxville McGhee Tyson

Wed 1/7

5:45 a.m.-10:04 a.m.

1 stop4h 19m

C$ 648

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Wed 9/9

11:30 a.m.-6:17 p.m.

1 stop6h 47m

Knoxville McGhee Tyson

Fri 11/9

7:30 a.m.-3:18 p.m.

1 stop7h 48m

C$ 648

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Wed 9/9

2:45 p.m.-10:49 p.m.

1 stop8h 04m

Knoxville McGhee Tyson

Fri 11/9

5:45 a.m.-10:04 a.m.

1 stop4h 19m

C$ 648

TorontoKnoxville

YYZ - TYS

YYZTYS

Toronto Pearson Intl

Sun 27/9

7:00 a.m.-1:14 p.m.

1 stop6h 14m

Knoxville McGhee Tyson

Wed 30/9

5:45 a.m.-11:59 p.m.

2 stops18h 14m

C$ 648

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/6

Showing 1-10 of 18 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

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 8 June 2026.
Read reviews from past customers who have flown United Airlines and WestJet 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
9,780 reviews
Check prices

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,780 reviews
United Airlines
7.4
Good
9,780 reviews
Check prices

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
WestJet
7.2
Good
3,354 reviews
United Airlines
7.4
Good
9,780 reviews
Check prices

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

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.

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

    For as low as C$ 630, American Airlines can have you in Knoxville from Niagara Falls in 5h 03m. The distance from Niagara Falls to Knoxville is about 951 km.

  • 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 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 8 June 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 722AverageC$ 759FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 727AverageC$ 793FlexibilityNo cancel feeOn-time60%
Search WestJet flights

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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.

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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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