HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Blountville

$349+ Cheap flights from Ontario to Blountville (ONT - TRI)

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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — TRI
Apr 23 — Apr 301
Thu 4/23
Thu 4/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Blountville with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Ontario to Blountville

Cheapest flights from Ontario to Blountville
Explore the most affordable flight options available from Ontario to Blountville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 24, 2026.

This Delta deal was found by Cheapflights users on 3/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2910:00 pm
ONT
-
TRI
1 stop8h 31m
Delta
Wed 6/33:50 pm
TRI
-
ONT
1 stop8h 58m
Delta
Deal found 3/19$369
This American Airlines deal was found by Cheapflights users on 3/24. 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.
Sun 4/1911:59 pm
ONT
-
TRI
2 stops11h 31m
American Airlines
Sat 4/254:20 pm
TRI
-
ONT
1 stop7h 47m
American Airlines
Deal found 3/24$385
This Delta deal was found by Cheapflights users on 3/24. 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.
Sun 4/1910:15 pm
ONT
-
TRI
1 stop8h 04m
Delta
Sat 4/255:08 pm
TRI
-
ONT
1 stop6h 52m
Delta
Deal found 3/24$390
This American Airlines deal was found by Cheapflights users on 3/22. 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 5/2912:40 pm
ONT
-
TRI
1 stop7h 46m
American Airlines
Wed 6/34:12 pm
TRI
-
ONT
2 stops10h 47m
American Airlines
Deal found 3/22$399
This American Airlines deal was found by Cheapflights users on 3/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/811:59 pm
ONT
-
TRI
2 stops12h 46m
American Airlines
Wed 4/152:55 pm
TRI
-
ONT
1 stop9h 12m
American Airlines
Deal found 3/20$424
This Delta deal was found by Cheapflights users on 3/23. 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 4/205:05 pm
ONT
-
TRI
2 stops13h 14m
Delta
Mon 4/274:04 pm
TRI
-
ONT
1 stop7h 56m
Delta
Deal found 3/23$463
This Delta deal was found by Cheapflights users on 3/24. 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.
Tue 3/3110:25 pm
ONT
-
TRI
1 stop8h 26m
Delta
Tue 4/73:53 pm
TRI
-
ONT
1 stop8h 07m
Delta
Deal found 3/24$464
This American Airlines deal was found by Cheapflights users on 3/24. 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.
Tue 3/3111:58 pm
ONT
-
TRI
2 stops11h 23m
American Airlines
Tue 4/75:08 pm
TRI
-
ONT
1 stop8h 28m
American Airlines
Deal found 3/24$469
This Delta deal was found by Cheapflights users on 3/22. 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 4/1710:15 pm
ONT
-
TRI
1 stop8h 30m
Delta
Sun 4/194:04 pm
TRI
-
ONT
1 stop7h 56m
Delta
Deal found 3/22$510
This Delta deal was found by Cheapflights users on 3/24. 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.
Sat 5/910:00 pm
ONT
-
TRI
1 stop8h 31m
Delta
Sun 5/173:50 pm
TRI
-
ONT
1 stop8h 58m
Delta
Deal found 3/24$529

Find flight deals from Ontario to Blountville

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Blountville (TRI). 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 March 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$369
(Delta)

One-way from

$349
(American Airlines)

Popular in

May

Cheapest in

August

Average price

$548
Provider with most accurate pricing for Ontario-Blountville Tri Cities TN/VA flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Blountville Tri Cities TN/VA flights.
Search Deals
From Ontario to Blountville Tri Cities TN/VA
Search Deals
One-way flight from Ontario to Blountville Tri Cities TN/VA
Search Deals
Highest demand for flights based on searches. 27% potential increase in price ($206 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Blountville 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 March 24, 2026.
Use the filters below to find and compare flights from Ontario to Blountville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioBlountville

ONT - TRI

ONTTRI

Ontario

Fri 5/29

10:00 pm-9:31 am

1 stop8h 31m

Blountville Tri Cities TN/VA

Wed 6/3

3:50 pm-9:48 pm

1 stop8h 58m

$369

OntarioBlountville

ONT - TRI

ONTTRI

Ontario

Wed 4/8

11:59 pm-3:45 pm

2 stops12h 46m

Blountville Tri Cities TN/VA

Wed 4/15

2:55 pm-9:07 pm

1 stop9h 12m

$424

OntarioBlountville

ONT - TRI

ONTTRI

Ontario

Fri 4/17

10:15 pm-9:45 am

1 stop8h 30m

Blountville Tri Cities TN/VA

Sun 4/19

4:04 pm-9:00 pm

1 stop7h 56m

$510
Quickest round-trip

OntarioBlountville

ONT - TRI

ONTTRI

Ontario

Sun 4/19

10:15 pm-9:19 am

1 stop8h 04m

Blountville Tri Cities TN/VA

Sun 4/26

4:04 pm-9:00 pm

1 stop7h 56m

$548

OntarioBlountville

ONT - TRI

ONTTRI

Ontario

Wed 4/8

10:25 pm-9:51 am

1 stop8h 26m

Blountville Tri Cities TN/VA

Wed 4/15

1:54 pm-6:33 pm

1 stop7h 39m

$558

OntarioBlountville

ONT - TRI

ONTTRI

Ontario

Thu 4/16

10:15 pm-9:45 am

1 stop8h 30m

Blountville Tri Cities TN/VA

Sun 4/19

4:04 pm-9:00 pm

1 stop7h 56m

$583
Cheapest one-way
Quickest one-way

OntarioBlountville

ONT - TRI

ONTTRI

Ontario

Mon 4/6

10:56 am-10:26 pm

1 stop8h 30m

$349

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/21

Sorted by cheapest first

Compare providers for flights from Ontario to Blountville

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 Ontario to Blountville in March.
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 Ontario-Blountville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Blountville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Blountville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Blountville 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 Ontario-Blountville 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 Ontario to Blountville

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

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

Currently, December is the cheapest month in which you can book a flight from Ontario to Blountville (average of $239). Flying from Ontario to Blountville in January is currently the most expensive (average of $324). 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.

Reviews of airlines servicing Blountville

Get insights into the airlines that provide service to Blountville. 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 Blountville. Reviews last updated March 24, 2026.
Peruse reviews from past customers who have flown with Delta and American Airlines from Ontario to Blountville to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,320 reviews

Food

7.2

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
Delta
7.9
Good
8,320 reviews
Delta
7.9
Good
8,320 reviews

Food

7.2

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
American Airlines
7.1
Good
11,491 reviews
Delta
7.9
Good
8,320 reviews

Food

7.2

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Related info for your journey

Find useful and relevant information for your journey from Ontario to Blountville. 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 Ontario to Blountville?

    A quick flight from Ontario to Blountville can take about 8h 31m. Delta provides one of the quickest options available for as low as $369. Ontario and Blountville are separated by a distance of 1980 mi. This flight may include one or multiple stops.

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

    Flying on Delta is currently your cheapest option to Blountville, with prices starting at $209. Another option worth looking into is American Airlines, starting at $306 round trip. These flights start at 61% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Ontario to Blountville (average of $239). Flying from Ontario to Blountville in January is currently the most expensive (average of $324). 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

Traveling to a place near Blountville?

Book flights to Blountville if you plan to visit one of these locations
Greeneville
Marion
Beech Mountain
Bristol

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Blountville

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Nashville flights
San Francisco to Nashville flights
Ontario to Nashville flights
Sacramento to Nashville flights
San Diego to Nashville flights
Santa Ana to Nashville flights
Burbank to Nashville flights
Las Vegas to Nashville flights
San Jose to Nashville flights
Los Angeles to Memphis flights
Los Angeles to Knoxville flights
San Francisco to Knoxville flights
Oakland to Nashville flights
San Diego to Memphis flights
Ontario to Knoxville flights
Long Beach to Nashville flights
Ontario to Memphis flights
Sacramento to Knoxville flights
Fresno to Nashville flights
San Francisco to Memphis flights
Santa Ana to Knoxville flights
Las Vegas to Memphis flights
Palm Springs to Nashville flights
Burbank to Knoxville flights
San Jose to Knoxville flights
Santa Barbara to Nashville flights
Ontario to Chattanooga flights
San Luis Obispo to Nashville flights
San Diego to Knoxville flights
Los Angeles to Chattanooga flights
Medford to Nashville flights
San Francisco to Chattanooga flights
Reno to Nashville flights
Sacramento to Memphis flights
Fresno to Knoxville flights
Santa Rosa to Nashville flights
San Jose to Memphis flights
Bakersfield to Nashville flights
Santa Ana to Chattanooga flights
Las Vegas to Knoxville flights
Medford to Knoxville flights
Santa Ana to Memphis flights
Fresno to Chattanooga flights
San Luis Obispo to Knoxville flights
Long Beach to Knoxville flights
Las Vegas to Chattanooga flights
Monterey to Nashville flights
Burbank to Memphis flights
Reno to Memphis flights

Top 2 airlines flying from Ontario to Blountville

Discover the top 2 airlines that operate flights from Ontario to Blountville. 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 March 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$209Average$418FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$306Average$498FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.