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$124+ 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 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BNA
mar. 31 — abr. 71
lun. 3/31
lun. 4/7
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 marzo 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$259
(American Airlines)

One-way from

$124
(Alaska Airlines)

Popular in

December

Cheapest in

August

Average price

$472

Good round-trip deal

$442 or less

Good one-way deal

$248 or less
Provider with most accurate pricing for Los Angeles-Nashville Intl flight deals.
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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. 11% potential increase in price ($51 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 March 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 marzo 26, 2025.

This American Airlines deal was found by Cheapflights users on 3/25. 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.
sáb. 4/1911:59 pmONT - TYS
1 stop8h 35mAmerican Airlines
sáb. 4/265:24 amTYS - ONT
1 stop7h 30mAmerican Airlines
Deal found 3/25$259
This American Airlines deal was found by Cheapflights users on 3/23. 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.
jue. 4/1712:50 pmONT - BNA
1 stop6h 12mAmerican Airlines
dom. 4/205:01 amBNA - ONT
1 stop6h 53mAmerican Airlines
Deal found 3/23$268
This Delta deal was found by Cheapflights users on 3/24. 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.
vie. 4/1812:07 pmONT - BNA
1 stop8h 59mDelta
mar. 4/2212:29 pmBNA - ONT
1 stop8h 59mDelta
Deal found 3/24$269
This Frontier deal was found by Cheapflights users on 3/25. 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.
dom. 4/612:59 amONT - BNA
1 stop10h 10mFrontier
jue. 4/1712:58 pmBNA - ONT
1 stop13h 01mFrontier
Deal found 3/25$278
This CheapOair deal was found by Cheapflights users on 3/25. 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.
mié. 4/23:17 pmONT - MEM
1 stop25h 37mFrontier
dom. 4/67:38 pmMEM - ONT
1 stop15h 44mFrontier
Deal found 3/25$280
This Expedia deal was found by Cheapflights users on 3/25. 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.
mar. 4/812:59 amONT - BNA
1 stop10h 13mMultiple Airlines
sáb. 4/194:15 pmBNA - ONT
1 stop9h 44mMultiple Airlines
Deal found 3/25$284
This Alaska Airlines deal was found by Cheapflights users on 3/24. 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.
jue. 4/1711:33 amONT - BNA
1 stop10h 26mAlaska Airlines
mar. 4/224:26 pmBNA - ONT
1 stop9h 32mAlaska Airlines
Deal found 3/24$285
This Frontier deal was found by Cheapflights users on 3/25. 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.
jue. 4/1712:59 amONT - TYS
1 stop7h 47mFrontier
dom. 4/204:43 pmTYS - ONT
1 stop10h 16mFrontier
Deal found 3/25$288
This Delta deal was found by Cheapflights users on 3/25. 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.
jue. 4/1712:07 pmONT - TYS
1 stop8h 41mDelta
mar. 4/225:30 amTYS - ONT
1 stop8h 27mDelta
Deal found 3/25$289
This Delta deal was found by Cheapflights users on 3/25. 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.
mar. 6/1010:05 pmONT - CHA
1 stop8h 56mDelta
mar. 6/246:37 pmCHA - ONT
1 stop6h 49mDelta
Deal found 3/25$289
This United Airlines deal was found by Cheapflights users on 3/24. 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.
vie. 5/26:48 pmONT - CHA
2 stops13h 41mUnited Airlines
jue. 5/87:00 amCHA - ONT
2 stops10h 25mUnited Airlines
Deal found 3/24$299
This Hawaiian Airlines deal was found by Cheapflights users on 3/25. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/1611:33 amONT - BNA
1 stop10h 26mHawaiian Airlines
dom. 4/204:15 pmBNA - ONT
1 stop9h 44mHawaiian Airlines
Deal found 3/25$301

Cheapflights Fare Finder

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 marzo 26, 2025.
Use the filters below to find and compare flights from Ontario to Tennessee that are best for you.

Fly from

Ontario

Fly to

Tennessee

Route

Depart

Return

Price

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

sáb. 4/19

11:59 pm-11:34 am

1 stop8h 35m

Knoxville McGhee Tyson

sáb. 4/26

5:24 am-9:54 am

1 stop7h 30m

$259

OntarioNashville

ONT - BNA

ONTBNA

Ontario

jue. 4/17

12:50 pm-9:02 pm

1 stop6h 12m

Nashville Intl

dom. 4/20

5:01 am-9:54 am

1 stop6h 53m

$268

OntarioNashville

ONT - BNA

ONTBNA

Ontario

vie. 4/18

7:00 am-3:03 pm

1 stop6h 03m

Nashville Intl

sáb. 4/26

7:40 am-12:16 pm

1 stop6h 36m

$269

OntarioNashville

ONT - BNA

ONTBNA

Ontario

dom. 4/6

12:59 am-1:09 pm

1 stop10h 10m

Nashville Intl

jue. 4/17

12:58 pm-11:59 pm

1 stop13h 01m

$278

OntarioMemphis

ONT - MEM

ONTMEM

Ontario

sáb. 4/26

12:10 pm-3:04 pm

1 stop24h 54m

Memphis

dom. 5/4

3:05 pm-11:26 am

1 stop22h 21m

$280

OntarioNashville

ONT - BNA

ONTBNA

Ontario

mar. 4/8

12:59 am-1:12 pm

1 stop10h 13m

Nashville Intl

sáb. 4/19

4:15 pm-11:59 pm

1 stop9h 44m

$284

OntarioNashville

ONT - BNA

ONTBNA

Ontario

jue. 4/17

11:33 am-11:59 pm

1 stop10h 26m

Nashville Intl

mar. 4/22

4:26 pm-11:58 pm

1 stop9h 32m

$285

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

jue. 4/17

12:59 am-11:46 am

1 stop7h 47m

Knoxville McGhee Tyson

dom. 4/20

4:43 pm-11:59 pm

1 stop10h 16m

$288

OntarioKnoxville

ONT - TYS

ONTTYS

Ontario

jue. 4/17

12:07 pm-11:48 pm

1 stop8h 41m

Knoxville McGhee Tyson

mar. 4/22

5:30 am-10:57 am

1 stop8h 27m

$289

OntarioChattanooga

ONT - CHA

ONTCHA

Ontario

mar. 6/10

10:05 pm-10:01 am

1 stop8h 56m

Chattanooga Lovell Field

mar. 6/24

6:37 pm-10:26 pm

1 stop6h 49m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 48 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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Tennessee

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 marzo 26, 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 marzo 26, 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
4,274 reviews

Entertainment

7.6

Crew

8.6

Overall

8.1

Boarding

8.2

Comfort

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Southwest
8.1
Very good
4,274 reviews
Southwest
8.1
Very good
4,274 reviews

Entertainment

7.6

Crew

8.6

Overall

8.1

Boarding

8.2

Comfort

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Alaska Airlines
8.0
Very good
9,789 reviews
Southwest
8.1
Very good
4,274 reviews

Entertainment

7.6

Crew

8.6

Overall

8.1

Boarding

8.2

Comfort

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Delta
8.0
Very good
7,891 reviews
Southwest
8.1
Very good
4,274 reviews

Entertainment

7.6

Crew

8.6

Overall

8.1

Boarding

8.2

Comfort

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Hawaiian Airlines
7.9
Good
2,330 reviews
Southwest
8.1
Very good
4,274 reviews

Entertainment

7.6

Crew

8.6

Overall

8.1

Boarding

8.2

Comfort

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
United Airlines
7.4
Good
8,608 reviews
Southwest
8.1
Very good
4,274 reviews

Entertainment

7.6

Crew

8.6

Overall

8.1

Boarding

8.2

Comfort

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

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 7 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 $124 on Alaska Airlines. Other airlines that offer cheap prices include American Airlines from $125 and Delta from $135 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 $398, our data indicates the cheapest price to be $193. The most popular route (Ontario - Nashville Intl), is priced around $259.

  • 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.

See more FAQs

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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 8 airlines flying from Ontario to Tennessee

Discover the top 8 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 marzo 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$108Average$192FlexibilityNo cancel feeOn-time65%
FrontierCheapest$109Average$222FlexibilityNo cancel feeOn-time62%
Ravn AlaskaCheapest$162Average$340FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$245Average$465FlexibilityNo cancel feeOn-time71%
DeltaCheapest$256Average$413FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$277Average$514FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$278Average$443FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$330Average$457FlexibilityNo cancel feeOn-time63%
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