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$496+ Cheap flights from Blountville to Ontario (TRI - ONT)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
TRI — ONT
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Blountville to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Blountville (TRI) 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 September 17, 2025.

Round-trip from

$496
(American Airlines)

Popular in

March

Cheapest in

July

Average price

$528
From Blountville Tri Cities TN/VA to Ontario
Search Deals
Highest demand for flights based on searches. 30% potential increase in price ($245 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Blountville to Ontario

Cheapest flights from Blountville to Ontario
Explore the most affordable flight options available from Blountville to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This American Airlines deal was found by Cheapflights users on 9/17. 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 9/247:11 amTRI - ONT
1 stop9h 43mAmerican Airlines
Tue 10/146:15 amONT - TRI
2 stops13h 33mAmerican Airlines
Deal found 9/17$496
This Delta deal was found by Cheapflights users on 9/17. 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 9/241:22 pmTRI - ONT
1 stop8h 53mDelta
Wed 10/1510:00 pmONT - TRI
1 stop8h 22mDelta
Deal found 9/17$497
This Delta deal was found by Cheapflights users on 9/17. 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 9/241:22 pmTRI - ONT
1 stop8h 53mDelta
Mon 10/1310:00 pmONT - TRI
1 stop8h 22mDelta
Deal found 9/17$502
This Delta deal was found by Cheapflights users on 9/17. 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 9/266:11 amTRI - ONT
1 stop7h 31mDelta
Tue 10/1410:00 pmONT - TRI
1 stop8h 22mDelta
Deal found 9/17$562
This Delta deal was found by Cheapflights users on 9/17. 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 9/266:11 amTRI - ONT
1 stop7h 31mDelta
Mon 10/1310:00 pmONT - TRI
1 stop8h 22mDelta
Deal found 9/17$567
This Delta deal was found by Cheapflights users on 9/17. 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 9/216:11 amTRI - ONT
1 stop7h 31mDelta
Wed 10/1510:00 pmONT - TRI
1 stop8h 22mDelta
Deal found 9/17$570
This Delta deal was found by Cheapflights users on 9/17. 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 9/216:11 amTRI - ONT
1 stop7h 31mDelta
Mon 10/1310:00 pmONT - TRI
1 stop8h 22mDelta
Deal found 9/17$575
This Delta deal was found by Cheapflights users on 9/17. 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 9/233:35 pmTRI - ONT
2 stops11h 07mDelta
Mon 10/1310:00 pmONT - TRI
1 stop8h 22mDelta
Deal found 9/17$580
This American Airlines deal was found by Cheapflights users on 9/17. 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 9/277:11 amTRI - ONT
1 stop9h 43mAmerican Airlines
Tue 10/146:15 amONT - TRI
2 stops26h 31mAmerican Airlines
Deal found 9/17$591
This American Airlines deal was found by Cheapflights users on 9/17. 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 9/236:23 amTRI - ONT
2 stops12h 42mAmerican Airlines
Tue 10/146:15 amONT - TRI
2 stops26h 31mAmerican Airlines
Deal found 9/17$596
This Delta deal was found by Cheapflights users on 9/17. 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 9/246:11 amTRI - ONT
1 stop7h 31mDelta
Thu 10/1611:36 amONT - TRI
1 stop18h 46mDelta
Deal found 9/17$602

Cheapflights Fare Finder

 
Customize your flight search to find flights from Blountville 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 September 17, 2025.
Use the filters below to find and compare flights from Blountville to Ontario that are best for you.

Fly from

Blountville

Fly to

Ontario

Route

Depart

Return

Price

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Wed 9/24

7:11 am-1:54 pm

1 stop9h 43m

Ontario

Tue 10/14

6:15 am-10:48 pm

2 stops13h 33m

$496

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Wed 9/24

6:11 am-10:42 am

1 stop7h 31m

Ontario

Tue 10/14

10:00 pm-9:22 am

1 stop8h 22m

$497

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Wed 9/24

1:22 pm-7:15 pm

1 stop8h 53m

Ontario

Wed 10/15

10:00 pm-9:22 am

1 stop8h 22m

$497

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Sat 9/27

6:11 am-10:42 am

1 stop7h 31m

Ontario

Wed 10/15

10:00 pm-9:22 am

1 stop8h 22m

$497

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Sat 9/27

6:11 am-10:42 am

1 stop7h 31m

Ontario

Tue 10/14

10:00 pm-9:22 am

1 stop8h 22m

$497

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Fri 9/26

6:11 am-10:42 am

1 stop7h 31m

Ontario

Tue 10/14

10:00 pm-9:22 am

1 stop8h 22m

$562

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Fri 9/26

3:35 pm-7:15 pm

1 stop6h 40m

Ontario

Wed 10/15

10:00 pm-9:22 am

1 stop8h 22m

$562

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Fri 9/26

6:11 am-10:42 am

1 stop7h 31m

Ontario

Mon 10/13

10:00 pm-9:22 am

1 stop8h 22m

$567

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Sun 9/21

6:11 am-10:42 am

1 stop7h 31m

Ontario

Tue 10/14

10:00 pm-9:22 am

1 stop8h 22m

$570

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Tue 9/23

1:22 pm-7:15 pm

1 stop8h 53m

Ontario

Wed 10/15

10:00 pm-9:22 am

1 stop8h 22m

$570

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 12 results
1
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Best time to book a flight from Blountville to Ontario

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

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

Currently, August is the cheapest month in which you can book a flight from Blountville to Ontario (average of $246). Flying from Blountville to Ontario in March is currently the most expensive (average of $327). 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 TRI to ONT?

Find hourly flight availability from Blountville 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 September 17, 2025.

A simple way to save on the total cost of your ticket is to fly from Blountville to Ontario at noon. If you’re flexible enough to do this you can expect to save up to 26% on your trip compared to booking a flight in the morning.

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 September 17, 2025.
Read through reviews of airlines operating flights from Blountville to Ontario, such as Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

  • How long is the flight from Blountville to Ontario?

    Airlines like American Airlines and Delta fly from Blountville to Ontario in about 7h 31m. The time it takes to get you to your destination can typically vary by up to 2h 12m. Blountville and Ontario are separated by a distance of 1980 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Blountville to Ontario round-trip?

    Delta, at $299, was found to be the cheapest airline from Blountville to Ontario..

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Blountville to Ontario (average of $246). Flying from Blountville to Ontario in March is currently the most expensive (average of $327). 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 Blountville to Ontario

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Top airline flying from Blountville to Ontario

Discover the top airline that operate flights from Blountville 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$299Average$496FlexibilityNo cancel feeOn-timeN/A

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