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$61+ Cheap flights from Ontario (ONT) to Tennessee

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.
ONT — BNA
Feb 28 — Mar 71
Fri 2/28
Fri 3/7
1 adult, Economy
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Cheap flight deals from Ontario to Tennessee

Keep the following information in mind while searching for Ontario to Tennessee flight deals. Data was last updated February 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$120
(Booking.com)

One-way from

$61
(Frontier)

Popular in

December

Cheapest in

August

Average price

$391

Good round-trip deal

$416 or less

Good one-way deal

$193 or less
Provider with most accurate pricing for Los Angeles-Nashville Intl flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Nashville Intl flights.
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From Ontario to Tennessee
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One-way flight from Ontario to Tennessee
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Highest demand for flights based on searches. 14% potential increase in price ($62 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Ontario to Tennessee.
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Price to beat on a one-way flight from Ontario to Tennessee.
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Find flight deals from Ontario to Tennessee

Cheapest flights from Ontario to Tennessee
Explore the most affordable flight options available from Ontario to Tennessee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 23, 2025.

This Booking.com deal was found by Cheapflights users on 2/22. 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.
Mon 3/3112:59 amONT - MEM
1 stop15h 55mFrontier
Tue 4/87:53 pmMEM - ONT
1 stop6h 06mFrontier
Deal found 2/22$120
This Delta deal was found by Cheapflights users on 2/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/181:20 pmONT - BNA
1 stop6h 04mDelta
Thu 5/17:25 amBNA - ONT
1 stop8h 30mDelta
Deal found 2/22$289
This Delta deal was found by Cheapflights users on 2/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/512:42 pmONT - TYS
1 stop8h 00mDelta
Wed 4/95:00 pmTYS - ONT
1 stop8h 36mDelta
Deal found 2/22$289
This Booking.com deal was found by Cheapflights users on 2/21. 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 4/64:25 pmONT - BNA
1 stop18h 44mFrontier
Wed 4/96:00 pmBNA - ONT
1 stop17h 22mFrontier
Deal found 2/21$290
This American Airlines deal was found by Cheapflights users on 2/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/512:50 pmONT - TYS
2 stops8h 05mAmerican Airlines
Wed 4/93:09 pmTYS - ONT
1 stop6h 20mAmerican Airlines
Deal found 2/22$294
This United Airlines deal was found by Cheapflights users on 2/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/186:43 pmONT - BNA
1 stop8h 39mUnited Airlines
Mon 7/215:40 pmBNA - ONT
1 stop7h 06mUnited Airlines
Deal found 2/22$313
This American Airlines deal was found by Cheapflights users on 2/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/259:32 amONT - BNA
2 stops6h 59mAmerican Airlines
Sat 3/292:34 pmBNA - ONT
1 stop8h 19mAmerican Airlines
Deal found 2/22$319
This Alaska Airlines deal was found by Cheapflights users on 2/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2311:46 amONT - BNA
1 stop16h 04mAlaska Airlines
Sat 4/267:10 amBNA - ONT
1 stop15h 19mAlaska Airlines
Deal found 2/21$328
This Delta deal was found by Cheapflights users on 2/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1112:46 pmONT - MEM
1 stop6h 30mDelta
Mon 3/175:41 pmMEM - ONT
1 stop7h 02mDelta
Deal found 2/22$337
This United Airlines deal was found by Cheapflights users on 2/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/11:35 pmONT - MEM
1 stop5h 50mUnited Airlines
Tue 4/810:55 amMEM - ONT
2 stops11h 47mUnited Airlines
Deal found 2/22$342
This American Airlines deal was found by Cheapflights users on 2/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/112:50 pmONT - MEM
2 stops8h 24mAmerican Airlines
Tue 4/812:12 pmMEM - ONT
2 stops8h 15mAmerican Airlines
Deal found 2/22$347
This Delta deal was found by Cheapflights users on 2/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2110:00 pmONT - TRI
1 stop8h 42mDelta
Wed 5/283:54 pmTRI - ONT
1 stop9h 33mDelta
Deal found 2/22$349

Find flights from Ontario to Tennessee within your budget

Customize your flight search to find flights from Ontario to Tennessee 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 February 23, 2025.

Fly from

Ontario

Fly to

Tennessee

Route

Depart

Return

Price

OntarioMemphis

ONT - MEM

ONTMEM

Ontario

Mon 3/31

12:59 am-6:54 pm

1 stop15h 55m

Memphis

Tue 4/8

7:53 pm-11:59 pm

1 stop6h 06m

$120

OntarioNashville

ONT - BNA

ONTBNA

Ontario

Fri 4/18

1:20 pm-9:24 pm

1 stop6h 04m

Nashville Intl

Thu 5/1

7:25 am-1:55 pm

1 stop8h 30m

$289

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

Sat 4/5

12:42 pm-11:42 pm

1 stop8h 00m

Knoxville McGhee Tyson

Wed 4/9

5:00 pm-10:36 pm

1 stop8h 36m

$289

OntarioNashville

ONT - BNA

ONTBNA

Ontario

Sun 4/6

4:25 pm-1:09 pm

1 stop18h 44m

Nashville Intl

Wed 4/9

6:00 pm-9:22 am

1 stop17h 22m

$290

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

Sat 4/5

12:50 pm-11:55 pm

2 stops8h 05m

Knoxville McGhee Tyson

Wed 4/9

3:09 pm-6:29 pm

1 stop6h 20m

$294

OntarioNashville

ONT - BNA

ONTBNA

Ontario

Fri 7/18

6:43 pm-5:22 am

1 stop8h 39m

Nashville Intl

Mon 7/21

5:40 pm-10:46 pm

1 stop7h 06m

$313

OntarioNashville

ONT - BNA

ONTBNA

Ontario

Tue 3/25

9:32 am-6:31 pm

2 stops6h 59m

Nashville Intl

Sat 3/29

2:34 pm-8:53 pm

1 stop8h 19m

$319

OntarioNashville

ONT - BNA

ONTBNA

Ontario

Wed 4/23

11:46 am-5:50 am

1 stop16h 04m

Nashville Intl

Sat 4/26

7:10 am-8:29 pm

1 stop15h 19m

$328

OntarioMemphis

ONT - MEM

ONTMEM

Ontario

Tue 3/11

12:46 pm-9:16 pm

1 stop6h 30m

Memphis

Mon 3/17

5:41 pm-10:43 pm

1 stop7h 02m

$337

OntarioChattanooga

ONT - CHA

ONTCHA

Ontario

Thu 3/13

11:59 pm-11:32 am

1 stop8h 33m

Chattanooga Lovell Field

Tue 3/18

6:04 pm-11:54 pm

1 stop8h 50m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/22

Showing 1-10 of 39 results
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Best time to book a flight from Ontario to Tennessee

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

Travel insights for flights from Ontario to Tennessee

Get recent, data-driven insights about flights from Ontario to Tennessee including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Tennessee (average of $220). Flying from Ontario to Tennessee in June is currently the most expensive (average of $292). 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 ONT to TN?

Find hourly flight availability from Ontario to Tennessee. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 23, 2025.

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

Rainfall in Tennessee by month

Plan your trip to Tennessee by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Tennessee ranges from 2.8 - 5.0 inches per month. May is typically the wettest month, when rainfall can reach 5.0 in. October is typically the driest time to visit Tennessee when rainfall is around 2.8 in.

Temperature in Tennessee by month

Plan your trip to Tennessee by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Tennessee, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 37.4 F).

Reviews of airlines servicing Tennessee

Get insights into the airlines that provide service to Tennessee. 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 Tennessee. Reviews last updated February 23, 2025.
To help decide which airline to fly from Ontario to Tennessee, see what other customers have to say about Southwest, Alaska Airlines and Delta. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,387 reviews

Boarding

8.2

Overall

8.1

Crew

8.7

Food

7.1

Entertainment

7.6

Comfort

8.1

Reviews

1 / 20

10.0
Excellent

Arlene,May 2024

SAN - OAK

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Southwest
8.1
Very good
4,387 reviews
Southwest
8.1
Very good
4,387 reviews

Boarding

8.2

Overall

8.1

Crew

8.7

Food

7.1

Entertainment

7.6

Comfort

8.1

Reviews

1 / 20

10.0
Excellent

Arlene,May 2024

SAN - OAK

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Alaska Airlines
8.0
Very good
9,702 reviews
Southwest
8.1
Very good
4,387 reviews

Boarding

8.2

Overall

8.1

Crew

8.7

Food

7.1

Entertainment

7.6

Comfort

8.1

Reviews

1 / 20

10.0
Excellent

Arlene,May 2024

SAN - OAK

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Delta
8.0
Very good
8,203 reviews
Southwest
8.1
Very good
4,387 reviews

Boarding

8.2

Overall

8.1

Crew

8.7

Food

7.1

Entertainment

7.6

Comfort

8.1

Reviews

1 / 20

10.0
Excellent

Arlene,May 2024

SAN - OAK

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Hawaiian Airlines
7.9
Good
2,315 reviews
Southwest
8.1
Very good
4,387 reviews

Boarding

8.2

Overall

8.1

Crew

8.7

Food

7.1

Entertainment

7.6

Comfort

8.1

Reviews

1 / 20

10.0
Excellent

Arlene,May 2024

SAN - OAK

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

JetBlue
7.4
Good
3,068 reviews
Southwest
8.1
Very good
4,387 reviews

Boarding

8.2

Overall

8.1

Crew

8.7

Food

7.1

Entertainment

7.6

Comfort

8.1

Reviews

1 / 20

10.0
Excellent

Arlene,May 2024

SAN - OAK

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Related info for your journey

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

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to Tennessee.

  • How popular is this Ontario to Tennessee flight route?

    Flights from Ontario to Tennessee have been viewed 6 times in the past calendar month.

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

    One-way options have recently been found by users for as low as $61 on Frontier. Other airlines that offer cheap prices include Alaska Airlines from $117 and American Airlines from $145 one-way.

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

    When deciding which route to take from Ontario to Tennessee consider Ontario - Nashville Intl, Ontario - Knoxville McGhee Tyson or Ontario - Memphis as they are the most popular.

  • What are the cheapest flights from Ontario to Tennessee?

    Looking for the cheapest flight from Ontario to Tennessee? While on average our users pay $353, our data indicates the cheapest price to be $172. The most popular route (Ontario - Nashville Intl), is priced around $159.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Ontario to Tennessee (average of $220). Flying from Ontario to Tennessee in June is currently the most expensive (average of $292). 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.

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Alternative routes for Ontario to Tennessee

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Ontario to Tennessee

Discover the top 9 airlines that operate flights from Ontario to Tennessee. 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 February 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
Nesma AirlinesCheapest$52Average$338FlexibilityNo cancel feeOn-timeN/A
Ravn AlaskaCheapest$92Average$314FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$108Average$226FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$114Average$195FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$249Average$461FlexibilityNo cancel feeOn-time71%
DeltaCheapest$256Average$416FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$277Average$297FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$278Average$450FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$319Average$454FlexibilityNo cancel feeOn-time63%
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