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Ontario

$75+ Cheap flights from Tennessee to Ontario (ONT)

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 4/13. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — ONT
Apr 11 — Apr 181
Sat 4/11
Sat 4/18
1 adult, Economy
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Cheap flight deals from Tennessee to Ontario

Cheapest flights from Tennessee to Ontario
Explore the most affordable flight options available from Tennessee to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 12, 2026.

This Frontier deal was found by Cheapflights users on 3/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2312:19 pm
BNA
-
ONT
1 stop13h 36m
Frontier
Sun 4/2612:59 am
ONT
-
BNA
1 stop12h 56m
Frontier
Deal found 3/9$190
This Expedia deal was found by Cheapflights users on 3/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/164:36 pm
MEM
-
ONT
1 stop16h 55m
Frontier
Sat 4/1812:59 am
ONT
-
MEM
1 stop16h 03m
Frontier
Deal found 3/9$190
This Kiwi.com deal was found by Cheapflights users on 3/11. 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 4/139:17 pm
MEM
-
ONT
1 stop23h 32m
Multiple Airlines
Wed 4/2912:59 am
ONT
-
MEM
1 stop12h 42m
Multiple Airlines
Deal found 3/11$196
This Booking.com deal was found by Cheapflights users on 3/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/128:30 pm
MEM
-
ONT
1 stop25h 37m
Frontier
Thu 4/1611:47 am
ONT
-
MEM
1 stop5h 48m
Frontier
Deal found 3/7$197
This CheapOair deal was found by Cheapflights users on 3/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/163:24 pm
BNA
-
ONT
1 stop10h 31m
Frontier
Sat 4/1812:59 am
ONT
-
BNA
1 stop14h 29m
Frontier
Deal found 3/9$201
This CheapOair deal was found by Cheapflights users on 3/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/74:26 pm
MEM
-
ONT
1 stop17h 05m
Frontier
Sat 5/912:59 am
ONT
-
MEM
1 stop12h 42m
Frontier
Deal found 3/9$201
This Booking.com deal was found by Cheapflights users on 3/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/234:36 pm
MEM
-
ONT
1 stop16h 55m
Frontier
Sat 4/2512:59 am
ONT
-
MEM
1 stop16h 03m
Frontier
Deal found 3/9$203
This Frontier deal was found by Cheapflights users on 3/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1612:19 pm
BNA
-
ONT
1 stop13h 36m
Frontier
Sun 4/1912:59 am
ONT
-
BNA
1 stop12h 56m
Frontier
Deal found 3/9$210
This Expedia deal was found by Cheapflights users on 3/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/87:54 pm
MEM
-
ONT
1 stop5h 55m
Frontier
Mon 5/116:00 am
ONT
-
MEM
1 stop11h 09m
Frontier
Deal found 3/11$210
This Gotogate deal was found by Cheapflights users on 3/9. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/243:01 pm
BNA
-
ONT
1 stop10h 58m
Frontier
Tue 3/316:15 am
ONT
-
BNA
1 stop6h 01m
Frontier
Deal found 3/9$211
This Frontier deal was found by Cheapflights users on 3/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/164:36 pm
MEM
-
ONT
1 stop9h 19m
Frontier
Thu 4/2311:47 am
ONT
-
MEM
1 stop5h 48m
Frontier
Deal found 3/7$211
This Booking.com deal was found by Cheapflights users on 3/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/176:10 pm
BNA
-
ONT
1 stop7h 45m
Frontier
Sat 4/1812:59 am
ONT
-
BNA
1 stop14h 29m
Frontier
Deal found 3/7$218

Find flight deals from Tennessee to Ontario

Keep the following information in mind while searching for Tennessee to Ontario flight deals. Data was last updated March 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$190
(Frontier)

One-way from

$75
(Kiwi.com)

Popular in

March

Cheapest in

September

Average price

$474

Good round-trip deal

$549 or less

Good one-way deal

$265 or less
Provider with most accurate pricing for Nashville Intl-Los Angeles Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Nashville Intl-Los Angeles Los Angeles flights.
Search Deals
From Tennessee to Ontario
Search Deals
One-way flight from Tennessee to Ontario
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($92 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Tennessee to Ontario.
Search Deals
Price to beat on a one-way flight from Tennessee to Ontario.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Tennessee 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 March 12, 2026.
Use the filters below to find and compare flights from Tennessee to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Fri 5/15

7:27 pm-11:34 pm

1 stop6h 07m

Ontario

Mon 5/18

1:29 pm-10:45 pm

1 stop7h 16m

$257

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Thu 5/28

2:29 pm-8:42 pm

1 stop8h 13m

Ontario

Sun 5/31

5:45 am-2:02 pm

1 stop6h 17m

$277

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Fri 4/10

7:22 pm-11:51 pm

1 stop6h 29m

Ontario

Sat 4/25

7:00 am-9:26 pm

2 stops12h 26m

$307

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Tue 5/19

11:45 am-8:36 pm

2 stops10h 51m

Ontario

Mon 5/25

6:30 am-3:57 pm

1 stop7h 27m

$310

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Wed 4/22

7:05 am-2:32 pm

1 stop9h 27m

Ontario

Sun 4/26

7:00 am-5:05 pm

1 stop8h 05m

$348

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Thu 3/26

4:48 pm-10:18 pm

1 stop7h 30m

Ontario

Mon 3/30

6:49 pm-9:02 am

2 stops12h 13m

$352

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Thu 8/27

12:49 pm-10:58 pm

2 stops12h 09m

Ontario

Sun 8/30

5:45 am-2:02 pm

1 stop6h 17m

$352

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Sat 4/11

3:45 pm-9:00 pm

1 stop7h 15m

Ontario

Mon 4/13

7:00 am-11:59 pm

1 stop14h 59m

$362

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Wed 7/8

2:29 pm-8:42 pm

1 stop8h 13m

Ontario

Tue 7/14

1:18 pm-9:13 pm

1 stop5h 55m

$367

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Sat 4/18

7:00 am-5:47 pm

2 stops12h 47m

Ontario

Sat 4/25

5:10 am-7:56 pm

2 stops12h 46m

$377

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/7

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Tennessee to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Tennessee 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 Tennessee to Ontario

What is the cheapest month to book a flight from Tennessee to Ontario?

Currently, August is the cheapest month in which you can book a flight from Tennessee to Ontario (average of $73). Flying from Tennessee to Ontario in December is currently the most expensive (average of $169). 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 TN to ONT?

Find hourly flight availability from Tennessee to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 12, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Tennessee to Ontario as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Tennessee 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 into for flights to Ontario from Tennessee?

    Located just 3.1 mi from the city center, Ontario (ONT) is the airport most travelers will use when flying to Ontario from Tennessee.

  • How popular is this Tennessee to Ontario flight route?

    Flights from Tennessee to Ontario have been viewed 1 times in the past calendar month.

  • How long is the flight from Tennessee to Ontario?

    A quick flight from Tennessee to Ontario can take about 6h 07m. Delta provides one of the quickest options available for as low as $257. The distance from Tennessee to Ontario is about 1745 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Tennessee to Ontario one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $77. However, be on the lookout for offers from United Airlines and Delta, as they are both options that can get you from Tennessee to Ontario for a low price.

  • What are the most popular routes from Tennessee to Ontario?

    The most popular route from Tennessee to Ontario is Nashville Intl - Ontario. You may also consider Memphis - Ontario or Knoxville McGhee Tyson - Ontario.

  • What are the cheapest flights from Tennessee to Ontario?

    The cheapest flight price from Tennessee to Ontario is $159. On average you can expect to pay $447. The most popular route, (Nashville Intl - Ontario), can usually be booked for $238.

  • Can I find deals for flights from Tennessee to Ontario that include hotel bookings?

    Yes. In addition to deals on Tennessee to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Tennessee to Ontario?

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

  • Can I find deals for business class flights from Tennessee to Ontario?

    Yes. Cheapflights offers flight deals from Tennessee 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 Tennessee to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Tennessee to Ontario (average of $73). Flying from Tennessee to Ontario in December is currently the most expensive (average of $169). 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 Tennessee to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Tennessee to Ontario

Discover the top 5 airlines that operate flights from Tennessee 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 March 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$55Average$274FlexibilityNo cancel feeOn-time62%
DeltaCheapest$157Average$368FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$167Average$416FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$219Average$415FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$280Average$474FlexibilityNo cancel feeOn-time63%

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