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$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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — ONT
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$212
(Trip.com)

One-way from

$75
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$258

Good round-trip deal

$393 or less

Good one-way deal

$199 or less
Provider with most accurate pricing for Nashville Intl-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for Nashville Intl-Los Angeles flights.
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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. 19% potential increase in price ($83 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 1, 2025.

This Trip.com deal was found by Cheapflights users on 4/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/248:35 amBNA - ONT
1 stop14h 14mMultiple Airlines
Wed 5/286:25 amONT - BNA
1 stop21h 30mMultiple Airlines
Deal found 4/30$212
This Booking.com deal was found by Cheapflights users on 4/30. 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 6/15:00 pmMEM - ONT
1 stop18h 12mFrontier
Wed 6/45:21 pmONT - MEM
1 stop20h 38mFrontier
Deal found 4/30$218
This Booking.com deal was found by Cheapflights users on 4/29. 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 5/87:52 pmBNA - ONT
1 stop17h 23mFrontier
Sun 5/1112:16 pmONT - BNA
1 stop28h 36mFrontier
Deal found 4/29$228
This Frontier deal was found by Cheapflights users on 4/30. 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 5/225:30 pmTYS - ONT
1 stop9h 21mFrontier
Wed 5/285:21 pmONT - TYS
1 stop20h 14mFrontier
Deal found 4/30$249
This Trip.com deal was found by Cheapflights users on 4/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/49:08 pmMEM - ONT
1 stop21h 10mMultiple Airlines
Wed 6/115:21 pmONT - MEM
1 stop23h 32mMultiple Airlines
Deal found 4/30$268
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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.
Tue 9/165:27 pmBNA - ONT
1 stop8h 26mAlaska Airlines
Fri 9/197:22 pmONT - BNA
1 stop8h 18mAlaska Airlines
Deal found 4/30$272
This United Airlines deal was found by Cheapflights users on 4/30. 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 6/32:40 pmBNA - ONT
1 stop10h 05mUnited Airlines
Sun 6/85:10 amONT - BNA
1 stop6h 27mUnited Airlines
Deal found 4/30$284
This Hawaiian Airlines deal was found by Cheapflights users on 5/1. 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.
Sat 8/164:19 pmBNA - ONT
1 stop9h 40mHawaiian Airlines
Mon 8/186:58 pmONT - BNA
1 stop8h 42mHawaiian Airlines
Deal found 5/1$288
This Delta deal was found by Cheapflights users on 4/30. 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 9/204:00 pmTYS - ONT
1 stop6h 42mDelta
Sat 9/2710:59 pmONT - TYS
1 stop9h 06mDelta
Deal found 4/30$289
This Delta deal was found by Cheapflights users on 5/1. 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.
Thu 6/124:23 pmCHA - ONT
1 stop9h 02mDelta
Mon 6/1610:05 pmONT - CHA
1 stop9h 00mDelta
Deal found 5/1$289
This Delta deal was found by Cheapflights users on 4/30. 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 6/102:57 pmBNA - ONT
1 stop9h 28mDelta
Mon 6/2310:05 pmONT - BNA
2 stops9h 03mDelta
Deal found 4/30$294
This American Airlines deal was found by Cheapflights users on 4/30. 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 5/217:59 amBNA - ONT
1 stop7h 53mAmerican Airlines
Mon 6/211:59 pmONT - BNA
1 stop8h 42mAmerican Airlines
Deal found 4/30$317

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 May 1, 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

Sat 5/24

8:35 am-8:49 pm

1 stop14h 14m

Ontario

Wed 5/28

6:25 am-5:55 am

1 stop21h 30m

$212

MemphisOntario

MEM - ONT

MEMONT

Memphis

Sun 6/1

5:00 pm-9:12 am

1 stop18h 12m

Ontario

Wed 6/4

5:21 pm-3:59 pm

1 stop20h 38m

$218

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Fri 5/30

7:18 pm-11:51 pm

1 stop6h 33m

Ontario

Sun 6/1

5:21 pm-6:45 pm

1 stop23h 24m

$241

KnoxvilleOntario

TYS - ONT

TYSONT

Knoxville McGhee Tyson

Thu 5/22

5:30 pm-11:51 pm

1 stop9h 21m

Ontario

Wed 5/28

5:21 pm-4:35 pm

1 stop20h 14m

$249

MemphisOntario

MEM - ONT

MEMONT

Memphis

Wed 6/4

9:08 pm-4:18 pm

1 stop21h 10m

Ontario

Wed 6/11

5:21 pm-6:53 pm

1 stop23h 32m

$268

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Tue 9/16

5:27 pm-11:53 pm

1 stop8h 26m

Ontario

Fri 9/19

7:22 pm-5:40 am

1 stop8h 18m

$272

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Tue 6/3

2:40 pm-10:45 pm

1 stop10h 05m

Ontario

Sun 6/8

5:10 am-1:37 pm

1 stop6h 27m

$284

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Sat 8/16

4:19 pm-11:59 pm

1 stop9h 40m

Ontario

Mon 8/18

6:58 pm-5:40 am

1 stop8h 42m

$288

KnoxvilleOntario

TYS - ONT

TYSONT

Knoxville McGhee Tyson

Sat 9/20

4:00 pm-7:42 pm

1 stop6h 42m

Ontario

Sat 9/27

10:59 pm-11:05 am

1 stop9h 06m

$289

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Thu 6/12

4:23 pm-10:25 pm

1 stop9h 02m

Ontario

Mon 6/16

10:05 pm-10:05 am

1 stop9h 00m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 51 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 $328). 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 May 1, 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 May 1, 2025.
Read through reviews of airlines operating flights from Tennessee to Ontario, such as Alaska Airlines, Southwest and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,972 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,293 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,409 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 Frontier, with whom users have recently found tickets for as low as $106. However, be on the lookout for offers from United Airlines and Hawaiian 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 Chattanooga Lovell Field - Ontario.

  • What are the cheapest flights from Tennessee to Ontario?

    The cheapest flight price from Tennessee to Ontario is $198. On average you can expect to pay $365. The most popular route, (Nashville Intl - Ontario), can usually be booked for $212.

  • 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 $328). 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$108Average$180FlexibilityNo cancel feeOn-time65%
FrontierCheapest$113Average$249FlexibilityNo cancel feeOn-time62%
DeltaCheapest$199Average$409FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$204Average$440FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$288Average$405FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$313Average$457FlexibilityNo cancel feeOn-time63%

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