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Ontario

$349+ 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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
TRI — ONT
Jun 18 — Jun 251
Thu 6/18
Thu 6/25
1 adult, Economy
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Cheap 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 May 19, 2026.

This Delta deal was found by Cheapflights users on 5/15. 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 11/53:50 pm
TRI
-
ONT
1 stop9h 24m
Delta
Tue 11/1010:59 pm
ONT
-
TRI
1 stop7h 36m
Delta
Deal found 5/15$349
This Delta deal was found by Cheapflights users on 5/16. 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 5/291:35 pm
TRI
-
ONT
1 stop8h 01m
Delta
Sat 6/610:00 pm
ONT
-
TRI
1 stop8h 40m
Delta
Deal found 5/16$364
This Delta deal was found by Cheapflights users on 5/16. 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 5/304:49 pm
TRI
-
ONT
1 stop7h 59m
Delta
Sun 6/710:00 pm
ONT
-
TRI
1 stop8h 40m
Delta
Deal found 5/16$384
This Delta deal was found by Cheapflights users on 5/16. 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.
Mon 6/13:50 pm
TRI
-
ONT
1 stop8h 58m
Delta
Sat 6/65:55 pm
ONT
-
TRI
2 stops12h 45m
Delta
Deal found 5/16$389
This Delta deal was found by Cheapflights users on 5/16. 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 5/293:50 pm
TRI
-
ONT
1 stop8h 58m
Delta
Fri 6/512:07 pm
ONT
-
TRI
1 stop7h 33m
Delta
Deal found 5/16$399
This Delta deal was found by Cheapflights users on 5/16. 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 5/291:35 pm
TRI
-
ONT
1 stop8h 01m
Delta
Wed 6/34:57 pm
ONT
-
TRI
2 stops13h 34m
Delta
Deal found 5/16$404
This Delta deal was found by Cheapflights users on 5/16. 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 5/304:49 pm
TRI
-
ONT
1 stop7h 59m
Delta
Wed 6/310:00 pm
ONT
-
TRI
1 stop8h 31m
Delta
Deal found 5/16$419
This Delta deal was found by Cheapflights users on 5/17. 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 5/293:50 pm
TRI
-
ONT
1 stop8h 58m
Delta
Sat 5/3010:00 pm
ONT
-
TRI
1 stop8h 31m
Delta
Deal found 5/17$423
This Delta deal was found by Cheapflights users on 5/16. 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.
Mon 6/13:50 pm
TRI
-
ONT
2 stops10h 44m
Delta
Sun 6/710:00 pm
ONT
-
TRI
1 stop8h 40m
Delta
Deal found 5/16$434

Find 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 May 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$349
(Delta)

One-way from

$349
(Delta)

Popular in

March

Cheapest in

April

Average price

$418
Provider with most accurate pricing for Blountville Tri Cities TN/VA-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Blountville Tri Cities TN/VA-Ontario flights.
Search Deals
From Blountville Tri Cities TN/VA to Ontario
Search Deals
One-way flight from Blountville Tri Cities TN/VA to Ontario
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 May 19, 2026.
Use the filters below to find and compare flights from Blountville to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Tue 6/2

3:50 pm-9:48 pm

1 stop8h 58m

Ontario

Sat 6/6

10:00 pm-9:40 am

1 stop8h 40m

$384

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Tue 6/2

6:00 am-4:17 pm

2 stops13h 17m

Ontario

Sun 6/7

10:00 pm-9:40 am

1 stop8h 40m

$502
Quickest round-trip

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Fri 5/29

1:35 pm-6:36 pm

1 stop8h 01m

Ontario

Sun 5/31

10:00 pm-9:31 am

1 stop8h 31m

$512

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Thu 6/4

3:50 pm-9:48 pm

1 stop8h 58m

Ontario

Mon 6/22

10:00 pm-9:40 am

1 stop8h 40m

$529

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Wed 6/3

1:35 pm-6:36 pm

1 stop8h 01m

Ontario

Mon 6/22

10:00 pm-9:40 am

1 stop8h 40m

$529

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Fri 6/5

3:50 pm-11:34 pm

2 stops10h 44m

Ontario

Mon 6/22

10:00 pm-9:40 am

1 stop8h 40m

$534

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Sat 6/20

4:12 pm-11:59 pm

2 stops10h 47m

Ontario

Wed 7/1

12:41 pm-11:26 pm

1 stop7h 45m

$588

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Wed 6/3

1:35 pm-6:36 pm

1 stop8h 01m

Ontario

Sun 6/21

5:21 pm-9:40 am

2 stops13h 19m

$594

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Fri 6/5

3:50 pm-11:34 pm

2 stops10h 44m

Ontario

Sun 6/21

5:21 pm-9:40 am

2 stops13h 19m

$600

BlountvilleOntario

TRI - ONT

TRIONT

Blountville Tri Cities TN/VA

Sat 11/14

6:00 am-8:20 pm

2 stops17h 20m

Ontario

Tue 11/17

7:00 am-12:14 am

1 stop14h 14m

$611

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/15

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Compare providers for flights from Blountville 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 Blountville to Ontario in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 Blountville-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Blountville-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Blountville-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Blountville-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 Blountville-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 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.

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 Delta fly from Blountville to Ontario in about 9h 24m. The time it takes to get you to your destination can typically vary by up to . Blountville and Ontario are separated by a distance of 1980 mi.

  • 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.

See more FAQs

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