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$64+ 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 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — ONT
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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Cheap flight deals from Tennessee to Ontario

Keep the following information in mind while searching for Tennessee to Ontario flight deals. Data was last updated October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$160
(Frontier)

One-way from

$64
(Trip.com)

Popular in

December

Cheapest in

August

Average price

$277

Good round-trip deal

$482 or less

Good one-way deal

$285 or less
Provider with most accurate pricing for Nashville Intl-Los Angeles flight deals.
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From Tennessee to Ontario
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One-way flight from Tennessee to Ontario
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Highest demand for flights based on searches. 16% potential increase in price ($70 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Tennessee to Ontario.
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Price to beat on a one-way flight from Tennessee to Ontario.
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Find 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 October 16, 2025.

This Frontier deal was found by Cheapflights users on 10/15. 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.
Sat 11/13:42 pmBNA - ONT
1 stop10h 08mFrontier
Sat 11/156:53 amONT - BNA
1 stop5h 54mFrontier
Deal found 10/15$160
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 12/57:41 pmBNA - ONT
1 stop20h 44mFrontier
Sat 12/133:20 pmONT - BNA
1 stop24h 30mFrontier
Deal found 10/15$170
This CheapOair deal was found by Cheapflights users on 10/15. 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 12/47:41 pmBNA - ONT
1 stop20h 44mFrontier
Sat 12/133:20 pmONT - BNA
1 stop24h 30mFrontier
Deal found 10/15$185
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 11/165:38 pmBNA - ONT
2 stops27h 11mMultiple Airlines
Thu 12/1112:04 pmONT - BNA
1 stop28h 42mMultiple Airlines
Deal found 10/15$189
This Kiwi.com deal was found by Cheapflights users on 10/16. 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 10/283:40 pmBNA - ONT
2 stops31h 02mMultiple Airlines
Fri 10/318:24 amONT - BNA
1 stop7h 12mMultiple Airlines
Deal found 10/16$191
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 12/59:26 pmBNA - ONT
2 stops44h 57mMultiple Airlines
Sat 12/133:20 pmONT - BNA
1 stop24h 30mMultiple Airlines
Deal found 10/15$194
This Kiwi.com deal was found by Cheapflights users on 10/16. 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 11/92:40 pmCHA - ONT
1 stop19h 37mMultiple Airlines
Wed 11/128:00 amONT - CHA
1 stop26h 50mMultiple Airlines
Deal found 10/16$196
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 11/138:49 pmBNA - ONT
2 stops16h 21mFrontier
Sat 11/1512:05 pmONT - BNA
1 stop24h 42mFrontier
Deal found 10/15$197
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 11/103:42 pmBNA - ONT
1 stop10h 08mFrontier
Fri 11/146:53 amONT - BNA
1 stop29h 54mFrontier
Deal found 10/15$198
This Kiwi.com deal was found by Cheapflights users on 10/16. 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 11/133:32 pmBNA - ONT
1 stop8h 25mMultiple Airlines
Thu 11/206:30 amONT - BNA
1 stop7h 16mMultiple Airlines
Deal found 10/16$204
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 11/1612:23 pmMEM - ONT
1 stop26h 28mMultiple Airlines
Thu 12/116:15 amONT - MEM
1 stop27h 31mMultiple Airlines
Deal found 10/15$206
This Kiwi.com deal was found by Cheapflights users on 10/16. 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 10/302:57 pmMEM - ONT
1 stop18h 20mMultiple Airlines
Sun 11/27:44 pmONT - MEM
1 stop15h 11mMultiple Airlines
Deal found 10/16$207

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 October 16, 2025.
Use the filters below to find and compare flights from Tennessee to Ontario that are best for you.

Fly from

Tennessee

Fly to

Ontario

Route

Depart

Return

Price

MemphisOntario

MEM - ONT

MEMONT

Memphis

Thu 10/30

7:11 pm-7:44 am

2 stops38h 33m

Ontario

Tue 11/11

8:00 am-8:38 pm

1 stop10h 38m

$226

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Fri 11/7

3:42 pm-11:10 am

1 stop21h 28m

Ontario

Mon 11/10

6:53 am-2:47 pm

1 stop5h 54m

$272

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Thu 12/4

7:23 pm-11:58 pm

1 stop6h 35m

Ontario

Wed 12/10

6:00 am-2:22 pm

1 stop6h 22m

$285

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Fri 12/5

7:23 pm-11:58 pm

1 stop6h 35m

Ontario

Sun 12/14

1:20 pm-10:02 pm

1 stop6h 42m

$285

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Sun 12/21

7:52 pm-11:59 pm

2 stops30h 07m

Ontario

Wed 12/31

6:40 am-6:07 pm

1 stop9h 27m

$288

MemphisOntario

MEM - ONT

MEMONT

Memphis

Thu 11/13

8:10 pm-11:50 pm

1 stop5h 40m

Ontario

Sun 11/16

6:53 am-7:15 pm

1 stop10h 22m

$289

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Sat 2/21

3:15 pm-9:14 pm

1 stop8h 59m

Ontario

Wed 2/25

10:30 pm-9:05 am

1 stop7h 35m

$289

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Wed 3/18

4:30 pm-9:14 pm

1 stop7h 44m

Ontario

Tue 3/24

10:30 pm-9:05 am

1 stop7h 35m

$289

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Fri 12/5

2:50 pm-11:58 pm

2 stops11h 08m

Ontario

Sat 12/13

7:05 am-6:21 pm

1 stop9h 16m

$290

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Mon 11/10

6:21 pm-11:04 pm

1 stop7h 43m

Ontario

Sun 11/16

4:49 pm-9:15 am

2 stops13h 26m

$294

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/15

Showing 1-10 of 60 results
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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 $195). 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 October 16, 2025.

One of the essential ways to save on airfare from Tennessee to Ontario is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 18% on airfare.

What is the cheapest day to fly from Tennessee to Ontario?

Use this chart to determine the cheapest time to fly round-trip from Tennessee to Ontario. Price data was last updated on October 5, 2025.

Travelers seeking maximum savings on their Tennessee to Ontario flight should consider departing on Sunday evenings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Tennessee to Ontario?

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 35m. Frontier provides one of the quickest options available for as low as $285. 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 $91. However, be on the lookout for offers from Alaska Airlines and United Airlines, 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 $230. On average you can expect to pay $515. The most popular route, (Nashville Intl - Ontario), can usually be booked for $182.

  • 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 $195). 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

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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 October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$118Average$277FlexibilityNo cancel feeOn-time62%
DeltaCheapest$199Average$406FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$258Average$412FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$264Average$427FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$323Average$468FlexibilityNo cancel feeOn-time63%

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