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$115+ 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 5/31. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — ONT
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$238
(Frontier)

One-way from

$115
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$421

Good round-trip deal

$504 or less

Good one-way deal

$217 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. 20% potential increase in price ($85 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($13 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 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 March 28, 2025.

This Frontier deal was found by Cheapflights users on 3/27. 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 4/1712:58 pmBNA - ONT
1 stop13h 01mFrontier
Sun 4/2012:59 amONT - BNA
1 stop10h 10mFrontier
Deal found 3/27$238
This Frontier deal was found by Cheapflights users on 3/27. 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.
Sun 4/274:04 pmMEM - ONT
1 stop9h 55mFrontier
Sat 5/312:59 amONT - MEM
1 stop11h 11mFrontier
Deal found 3/27$238
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Sun 4/206:00 amCHA - ONT
1 stop6h 54mAmerican Airlines
Sat 5/32:44 pmONT - CHA
1 stop5h 59mAmerican Airlines
Deal found 3/27$259
This Hawaiian Airlines deal was found by Cheapflights users on 3/27. 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.
Wed 5/74:26 pmBNA - ONT
1 stop9h 32mHawaiian Airlines
Thu 5/86:24 pmONT - BNA
1 stop9h 26mHawaiian Airlines
Deal found 3/27$274
This Delta deal was found by Cheapflights users on 3/27. 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 6/107:34 amBNA - ONT
1 stop6h 44mDelta
Tue 6/241:15 pmONT - BNA
1 stop6h 51mDelta
Deal found 3/27$282
This American Airlines deal was found by Cheapflights users on 3/27. 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 6/103:46 pmBNA - ONT
2 stops7h 52mAmerican Airlines
Mon 6/2312:59 amONT - BNA
1 stop7h 57mAmerican Airlines
Deal found 3/27$287
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Thu 4/245:24 amTYS - ONT
1 stop7h 30mAmerican Airlines
Tue 4/2911:59 pmONT - TYS
1 stop8h 35mAmerican Airlines
Deal found 3/27$289
This Delta deal was found by Cheapflights users on 3/27. 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 4/185:37 pmCHA - ONT
1 stop7h 59mDelta
Sun 4/207:00 amONT - CHA
1 stop5h 38mDelta
Deal found 3/27$289
This Delta deal was found by Cheapflights users on 3/27. 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 4/3012:55 pmTYS - ONT
2 stops12h 41mDelta
Sat 5/310:15 pmONT - TYS
2 stops10h 48mDelta
Deal found 3/27$299
This Alaska Airlines deal was found by Cheapflights users on 3/27. 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.
Fri 5/165:50 pmBNA - ONT
1 stop8h 07mAlaska Airlines
Tue 5/207:20 pmONT - BNA
1 stop8h 20mAlaska Airlines
Deal found 3/27$336
This Delta deal was found by Cheapflights users on 3/26. 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 4/167:55 amMEM - ONT
1 stop6h 21mDelta
Wed 4/1610:15 pmONT - MEM
1 stop7h 48mDelta
Deal found 3/26$343
This American Airlines deal was found by Cheapflights users on 3/26. 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.
Wed 5/285:06 pmMEM - ONT
1 stop8h 37mAmerican Airlines
Fri 5/3011:59 pmONT - MEM
1 stop8h 01mAmerican Airlines
Deal found 3/26$345

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 28, 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

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Thu 4/17

12:58 pm-11:59 pm

1 stop13h 01m

Ontario

Sun 4/20

12:59 am-1:09 pm

1 stop10h 10m

$238

MemphisOntario

MEM - ONT

MEMONT

Memphis

Sun 4/27

4:04 pm-11:59 pm

1 stop9h 55m

Ontario

Sat 5/3

12:59 am-2:10 pm

1 stop11h 11m

$238

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Sun 4/20

6:00 am-9:54 am

1 stop6h 54m

Ontario

Sat 5/3

2:44 pm-11:43 pm

1 stop5h 59m

$259

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Wed 5/7

4:26 pm-11:58 pm

1 stop9h 32m

Ontario

Thu 5/8

6:24 pm-5:50 am

1 stop9h 26m

$274

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Tue 6/10

7:34 am-12:18 pm

1 stop6h 44m

Ontario

Tue 6/24

1:15 pm-10:06 pm

1 stop6h 51m

$282

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Tue 6/10

3:46 pm-9:38 pm

2 stops7h 52m

Ontario

Mon 6/23

12:59 am-10:56 am

1 stop7h 57m

$287

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Fri 4/18

5:37 pm-10:36 pm

1 stop7h 59m

Ontario

Sun 4/20

7:00 am-3:38 pm

1 stop5h 38m

$289

KnoxvilleOntario

TYS - ONT

TYSONT

Knoxville McGhee Tyson

Thu 4/24

5:24 am-9:54 am

1 stop7h 30m

Ontario

Tue 4/29

11:59 pm-11:34 am

1 stop8h 35m

$289

KnoxvilleOntario

TYS - ONT

TYSONT

Knoxville McGhee Tyson

Wed 4/30

12:55 pm-10:36 pm

2 stops12h 41m

Ontario

Sat 5/3

10:15 pm-12:03 pm

2 stops10h 48m

$299

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Fri 5/16

5:50 pm-11:57 pm

1 stop8h 07m

Ontario

Tue 5/20

7:20 pm-5:40 am

1 stop8h 20m

$336

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 47 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 $246). Flying from Tennessee to Ontario in March is currently the most expensive (average of $326). 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 28, 2025.

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.

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August 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 December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated March 28, 2025.
Read through reviews of airlines operating flights from Tennessee to Ontario, such as Southwest, Alaska Airlines and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,273 reviews

Crew

8.6

Comfort

8.1

Entertainment

7.6

Boarding

8.2

Overall

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
4,273 reviews
Southwest
8.1
Very good
4,273 reviews

Crew

8.6

Comfort

8.1

Entertainment

7.6

Boarding

8.2

Overall

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
9,798 reviews
Southwest
8.1
Very good
4,273 reviews

Crew

8.6

Comfort

8.1

Entertainment

7.6

Boarding

8.2

Overall

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
7,896 reviews
Southwest
8.1
Very good
4,273 reviews

Crew

8.6

Comfort

8.1

Entertainment

7.6

Boarding

8.2

Overall

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
2,335 reviews
Southwest
8.1
Very good
4,273 reviews

Crew

8.6

Comfort

8.1

Entertainment

7.6

Boarding

8.2

Overall

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
8,603 reviews
Southwest
8.1
Very good
4,273 reviews

Crew

8.6

Comfort

8.1

Entertainment

7.6

Boarding

8.2

Overall

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 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 2 times in the past calendar month.

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

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $115. However, be on the lookout for offers from Frontier and Alaska 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 $192. On average you can expect to pay $375. The most popular route, (Nashville Intl - Ontario), can usually be booked for $240.

  • 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 $246). Flying from Tennessee to Ontario in March is currently the most expensive (average of $326). 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 6 airlines flying from Tennessee to Ontario

Discover the top 6 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 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$108Average$184FlexibilityNo cancel feeOn-time65%
FrontierCheapest$113Average$218FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$204Average$438FlexibilityNo cancel feeOn-time71%
DeltaCheapest$236Average$399FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$288Average$413FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$313Average$472FlexibilityNo cancel feeOn-time63%
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