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$55+ Cheap flights from Nashville to Ontario (BNA - 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 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — ONT
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Nashville Intl to Ontario are usually found in July or April, booked 20 days in advance, depart on a Friday or Thursday and return on a Monday

Cheap flight deals from Nashville to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Nashville (BNA) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$130
(Frontier)

One-way from

$55
(Frontier)

Popular in

December

Cheapest in

July

Average price

$313

Good round-trip deal

$423 or less

Good one-way deal

$236 or less
Provider with most accurate pricing for Nashville Intl-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Nashville Intl-Ontario flights.
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From Nashville Intl to Ontario
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One-way flight from Nashville Intl to Ontario
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($86 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals
Price to beat on a round-trip flight from Nashville Intl to Ontario.
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Price to beat on a one-way flight from Nashville Intl to Ontario.
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Find flight deals from Nashville to Ontario

Cheapest flights from Nashville to Ontario
Explore the most affordable flight options available from Nashville to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Frontier deal was found by Cheapflights users on 2/20. 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.
Wed 3/196:01 pmBNA - ONT
1 stop8h 03mFrontier
Sun 3/2312:59 amONT - BNA
1 stop10h 04mFrontier
Deal found 2/20$130
This Delta deal was found by Cheapflights users on 2/20. 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.
Sun 3/167:20 amBNA - ONT
1 stop11h 22mDelta
Tue 3/255:40 amONT - BNA
1 stop16h 38mDelta
Deal found 2/20$263
This American Airlines deal was found by Cheapflights users on 2/19. 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 3/224:50 pmBNA - ONT
1 stop7h 10mAmerican Airlines
Tue 3/259:32 amONT - BNA
2 stops6h 59mAmerican Airlines
Deal found 2/19$294
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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.
Mon 3/175:41 pmBNA - ONT
1 stop19h 21mAlaska Airlines
Tue 3/256:00 amONT - BNA
1 stop15h 59mAlaska Airlines
Deal found 2/20$302
This United Airlines deal was found by Cheapflights users on 2/20. 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.
Thu 5/292:40 pmBNA - ONT
1 stop10h 05mUnited Airlines
Sun 6/16:41 pmONT - BNA
1 stop9h 01mUnited Airlines
Deal found 2/20$375
This Southwest deal was found by Cheapflights users on 2/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/85:10 amBNA - ONT
1 stop7h 15mSouthwest
Tue 7/151:00 pmONT - BNA
Nonstop3h 55mSouthwest
Deal found 2/19$425
This Expedia deal was found by Cheapflights users on 2/20. 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.
Thu 3/612:37 pmBNA - ONT
1 stop13h 32mMultiple Airlines
Sat 3/86:00 amONT - BNA
2 stops10h 13mMultiple Airlines
Deal found 2/20$433
This Hawaiian Airlines deal was found by Cheapflights users on 2/20. 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.
Fri 4/254:26 pmBNA - ONT
1 stop9h 32mHawaiian Airlines
Mon 4/286:24 pmONT - BNA
1 stop9h 26mHawaiian Airlines
Deal found 2/20$465

Find flights from Nashville to Ontario within your budget

Customize your flight search to find flights from Nashville 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 February 20, 2025.

Fly from

Nashville

Fly to

Ontario

Route

Depart

Return

Price

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Wed 3/19

6:01 pm-12:04 am

1 stop8h 03m

Ontario

Sun 3/23

12:59 am-1:03 pm

1 stop10h 04m

$130

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Sun 3/16

7:20 am-4:42 pm

1 stop11h 22m

Ontario

Tue 3/25

5:40 am-12:18 am

1 stop16h 38m

$263

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Sat 3/22

4:50 pm-10:00 pm

1 stop7h 10m

Ontario

Tue 3/25

9:32 am-6:31 pm

2 stops6h 59m

$294

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Mon 3/17

5:41 pm-11:02 am

1 stop19h 21m

Ontario

Tue 3/25

6:00 am-11:59 pm

1 stop15h 59m

$302

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Thu 5/29

2:40 pm-10:45 pm

1 stop10h 05m

Ontario

Sun 6/1

6:41 pm-5:42 am

1 stop9h 01m

$375

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Tue 7/8

5:10 am-10:25 am

1 stop7h 15m

Ontario

Tue 7/15

1:00 pm-6:55 pm

Nonstop3h 55m

$425

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Thu 3/6

12:37 pm-12:09 am

1 stop13h 32m

Ontario

Sat 3/8

6:00 am-6:13 pm

2 stops10h 13m

$433

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Fri 4/25

4:26 pm-11:58 pm

1 stop9h 32m

Ontario

Mon 4/28

6:24 pm-5:50 am

1 stop9h 26m

$465

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Wed 4/16

6:00 pm-11:59 pm

1 stop7h 59m

$55

NashvilleOntario

BNA - ONT

BNAONT

Nashville Intl

Wed 4/23

7:10 am-3:32 pm

1 stop10h 22m

$131

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 17 results
1
2

Compare providers for flights from Nashville to Ontario

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Nashville to Ontario in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Nashville-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Nashville-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Nashville-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Nashville-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Nashville-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Nashville to Ontario

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

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

How far ahead should I book a flight from Nashville to Ontario?

Use this chart to determine the optimal time to book a round-trip flight from Nashville to Ontario. Price data was last updated on February 14, 2025.

Booking 20 days in advance of your planned departure date is, on average, the best time to get cheap flights from Nashville to Ontario. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, August is the cheapest month in which you can book a flight from Nashville to Ontario (average of $246). Flying from Nashville to Ontario in March is currently the most expensive (average of $315). 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 BNA to ONT?

Find hourly flight availability from Nashville 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 February 20, 2025.

When flying from Nashville to Ontario, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 59% versus a flight in the morning.

What is the cheapest day to fly from Nashville to Ontario?

Use this chart to determine the cheapest time to fly round-trip from Nashville to Ontario. Price data was last updated on February 16, 2025.

Travelers seeking maximum savings on their Nashville to Ontario flight should consider departing on Monday afternoons when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 February 20, 2025.
Read reviews from past customers who have flown Southwest, Alaska Airlines and Delta from Nashville to Ontario. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Alaska Airlines
8.0
Very good
9,697 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Delta
8.0
Very good
8,219 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Hawaiian Airlines
7.9
Good
2,317 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

JetBlue
7.4
Good
3,070 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Related info for your journey

Find useful and relevant information for your journey from Nashville to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Nashville to Ontario flight route?

    Flights from Nashville Intl to Ontario have been viewed 2 times in the past calendar month.

  • What are the cheapest airlines flying from Nashville to Ontario round-trip?

    Currently priced at $130, Frontier will fly you from Nashville to Ontario and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and American Airlines - these airlines can fly you to your destination from $263 and $294, respectively. Frontier is currently priced 64% below the average price you’ll pay for this route.

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

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $55. Users have also found prices from $131 and $132 on Hawaiian Airlines and Delta, respectively.

  • What are the cheapest flights from Nashville to Ontario?

    While on average a flight from Nashville to Ontario is generally $364, our data shows the cheapest flight currently is $230. When looking at the most popular route, (Nashville Intl - Ontario), you can expect to pay $225 for that flight.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Nashville to Ontario (average of $246). Flying from Nashville to Ontario in March is currently the most expensive (average of $315). 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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Top 7 airlines flying from Nashville to Ontario

Discover the top 7 airlines that operate flights from Nashville 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$108Average$186FlexibilityNo cancel feeOn-time65%
Ravn AlaskaCheapest$113Average$268FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$117Average$219FlexibilityNo cancel feeOn-time62%
DeltaCheapest$232Average$375FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$278Average$412FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$288Average$393FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$313Average$472FlexibilityNo cancel feeOn-time63%
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