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$86+ 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 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — ONT
Apr 30 — May 71
Wed 4/30
Wed 5/7
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 April 25, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$187
(Frontier)

One-way from

$86
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$346

Good round-trip deal

$449 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 ($13 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 25, 2025.

This Frontier deal was found by Cheapflights users on 4/24. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/153:07 pmMEM - ONT
1 stop10h 52mFrontier
Sat 5/245:21 pmONT - MEM
1 stop20h 37mFrontier
Deal found 4/24$187
This CheapOair deal was found by Cheapflights users on 4/25. 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.
Thu 5/87:52 pmBNA - ONT
1 stop17h 23mFrontier
Sat 5/1012:59 amONT - BNA
1 stop15h 53mFrontier
Deal found 4/25$201
This Alaska Airlines deal was found by Cheapflights users on 4/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/125:44 pmBNA - ONT
1 stop8h 29mAlaska Airlines
Sat 8/166:51 pmONT - BNA
1 stop8h 49mAlaska Airlines
Deal found 4/25$256
This Expedia deal was found by Cheapflights users on 4/25. 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.
Fri 5/307:18 pmBNA - ONT
1 stop6h 33mMultiple Airlines
Tue 6/34:45 pmONT - BNA
1 stop10h 55mMultiple Airlines
Deal found 4/25$258
This United Airlines deal was found by Cheapflights users on 4/25. 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 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
Tue 6/106:00 amONT - BNA
1 stop6h 04mUnited Airlines
Deal found 4/25$284
This Hawaiian Airlines deal was found by Cheapflights users on 4/24. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/84:19 pmBNA - ONT
1 stop9h 40mHawaiian Airlines
Wed 7/166:58 pmONT - BNA
1 stop8h 42mHawaiian Airlines
Deal found 4/24$288
This Delta deal was found by Cheapflights users on 4/24. 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.
Wed 8/135:30 amTYS - ONT
1 stop8h 37mDelta
Wed 8/207:00 amONT - TYS
1 stop8h 17mDelta
Deal found 4/24$289
This Delta deal was found by Cheapflights users on 4/25. 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.
Tue 6/104:58 pmBNA - ONT
1 stop7h 27mDelta
Mon 6/1610:05 pmONT - BNA
1 stop8h 32mDelta
Deal found 4/25$289
This American Airlines deal was found by Cheapflights users on 4/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/136:05 amTYS - ONT
2 stops8h 22mAmerican Airlines
Wed 8/208:01 pmONT - TYS
2 stops9h 31mAmerican Airlines
Deal found 4/24$299
This Delta deal was found by Cheapflights users on 4/25. 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.
Tue 5/274:20 pmMEM - ONT
1 stop8h 09mDelta
Wed 6/189:44 amONT - MEM
1 stop6h 10mDelta
Deal found 4/25$307
This American Airlines deal was found by Cheapflights users on 4/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/155:00 amMEM - ONT
1 stop6h 58mAmerican Airlines
Sat 5/241:14 pmONT - MEM
2 stops7h 39mAmerican Airlines
Deal found 4/24$328
This American Airlines deal was found by Cheapflights users on 4/25. 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.
Fri 6/135:45 pmBNA - ONT
1 stop8h 14mAmerican Airlines
Sun 6/1512:55 pmONT - BNA
1 stop6h 10mAmerican Airlines
Deal found 4/25$334

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 April 25, 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 5/15

3:07 pm-11:59 pm

1 stop10h 52m

Ontario

Sat 5/24

5:21 pm-3:58 pm

1 stop20h 37m

$187

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Thu 5/8

7:52 pm-11:15 am

1 stop17h 23m

Ontario

Sat 5/10

12:59 am-6:52 pm

1 stop15h 53m

$201

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Tue 8/12

5:44 pm-12:13 am

1 stop8h 29m

Ontario

Sat 8/16

6:51 pm-5:40 am

1 stop8h 49m

$256

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Fri 5/30

7:18 pm-11:51 pm

1 stop6h 33m

Ontario

Tue 6/3

4:45 pm-5:40 am

1 stop10h 55m

$258

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Tue 6/3

2:40 pm-10:45 pm

1 stop10h 05m

Ontario

Tue 6/10

6:00 am-2:04 pm

1 stop6h 04m

$284

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Tue 7/8

4:19 pm-11:59 pm

1 stop9h 40m

Ontario

Wed 7/16

6:58 pm-5:40 am

1 stop8h 42m

$288

KnoxvilleOntario

TYS - ONT

TYSONT

Knoxville McGhee Tyson

Wed 8/13

5:30 am-11:07 am

1 stop8h 37m

Ontario

Wed 8/20

7:00 am-6:17 pm

1 stop8h 17m

$289

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Tue 6/10

4:58 pm-10:25 pm

1 stop7h 27m

Ontario

Mon 6/16

10:05 pm-8:37 am

1 stop8h 32m

$289

KnoxvilleOntario

TYS - ONT

TYSONT

Knoxville McGhee Tyson

Wed 8/13

6:05 am-11:27 am

2 stops8h 22m

Ontario

Wed 8/20

8:01 pm-8:32 am

2 stops9h 31m

$299

MemphisOntario

MEM - ONT

MEMONT

Memphis

Tue 5/27

4:20 pm-10:29 pm

1 stop8h 09m

Ontario

Wed 6/18

9:44 am-5:54 pm

1 stop6h 10m

$307

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/25

Showing 1-10 of 45 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 April 25, 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 April 25, 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
9,928 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,928 reviews
Alaska Airlines
8.0
Very good
9,928 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
9,928 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,920 reviews
Alaska Airlines
8.0
Very good
9,928 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Hawaiian Airlines
7.9
Good
2,395 reviews
Alaska Airlines
8.0
Very good
9,928 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,685 reviews
Alaska Airlines
8.0
Very good
9,928 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

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 $97. However, be on the lookout for offers from American Airlines 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 $198. On average you can expect to pay $403. The most popular route, (Nashville Intl - Ontario), can usually be booked for $242.

  • 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 April 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$108Average$178FlexibilityNo cancel feeOn-time65%
FrontierCheapest$113Average$243FlexibilityNo cancel feeOn-time62%
DeltaCheapest$199Average$407FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$204Average$437FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$288Average$405FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$313Average$458FlexibilityNo cancel feeOn-time63%

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