$359+ Cheap flights from Ontario to Blountville (ONT - TRI)
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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — TRI
Sep 6 — Sep 131
Round-trip
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
Best
Last-minute
One-way
Cheapest flights from Ontario to BlountvilleExplore 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 August 7, 2026.
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 August 7, 2026.
This Delta deal was found by Cheapflights users on 8/4. 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 12/27:00 am -
1 stop8h 36m
Sat 12/51:49 pm -
1 stop8h 52m
Deal found 8/4![Delta logo]()
$359
This American Airlines deal was found by Cheapflights users on 8/5. 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 9/26:00 am -
1 stop7h 53m
Wed 9/95:31 pm -
1 stop8h 06m
Deal found 8/5![American Airlines logo]()
$374
This American Airlines deal was found by Cheapflights users on 8/4. 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 8/2012:33 pm -
1 stop7h 17m
Fri 8/285:23 pm -
1 stop8h 36m
Deal found 8/4![American Airlines logo]()
$394
This Delta deal was found by Cheapflights users on 8/4. 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 8/215:05 pm -
2 stops13h 25m
Fri 8/281:45 pm -
1 stop7h 45m
Deal found 8/4![Delta logo]()
$399
This Delta deal was found by Cheapflights users on 8/4. 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 9/225:15 pm -
2 stops13h 18m
Sat 9/261:25 pm -
1 stop8h 16m
Deal found 8/4![Delta logo]()
$404
This American Airlines deal was found by Cheapflights users on 8/4. 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 9/116:15 am -
2 stops13h 46m
Fri 9/185:31 pm -
1 stop8h 06m
Deal found 8/4![American Airlines logo]()
$417
This American Airlines deal was found by Cheapflights users on 8/4. 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 12/24:47 pm -
2 stops12h 42m
Sat 12/54:11 pm -
1 stop9h 08m
Deal found 8/4![American Airlines logo]()
$424
This American Airlines deal was found by Cheapflights users on 8/2. 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 9/2210:25 am -
1 stop9h 24m
Sat 9/265:31 pm -
1 stop8h 06m
Deal found 8/2![American Airlines logo]()
$428
This American Airlines deal was found by Cheapflights users on 8/5. 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 12/110:30 pm -
1 stop6h 59m
Sat 12/58:54 am -
2 stops12h 25m
Deal found 8/5![American Airlines logo]()
$434
This American Airlines deal was found by Cheapflights users on 8/4. 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 8/2012:33 pm -
1 stop7h 17m
Sat 9/57:00 am -
2 stops14h 15m
Deal found 8/4![American Airlines logo]()
$442
This American Airlines deal was found by Cheapflights users on 8/4. 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 9/16:00 am -
1 stop7h 53m
Tue 9/85:23 pm -
1 stop8h 36m
Deal found 8/4![American Airlines logo]()
$446
Best flights from Ontario to BlountvilleDiscover carefully curated flight deals from Ontario to Blountville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 7, 2026.
Discover carefully curated flight deals from Ontario to Blountville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 7, 2026.
This Delta deal was found by Cheapflights users on 8/4. 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 12/27:00 am -
1 stop8h 36m
Sat 12/51:49 pm -
1 stop8h 52m
Deal found 8/4![Delta logo]()
$359
This American Airlines deal was found by Cheapflights users on 8/7. 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 12/110:30 pm -
1 stop6h 59m
Sat 12/54:11 pm -
1 stop9h 08m
Deal found 8/7![American Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 8/4. 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 9/1112:17 pm -
1 stop7h 03m
Fri 9/184:07 pm -
1 stop9h 17m
Deal found 8/4![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 8/4. 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 9/2212:17 pm -
1 stop7h 03m
Sat 9/266:00 am -
1 stop8h 05m
Deal found 8/4![Delta logo]()
$359
This American Airlines deal was found by Cheapflights users on 8/4. 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 12/24:47 pm -
2 stops12h 42m
Sat 12/54:11 pm -
1 stop9h 08m
Deal found 8/4![American Airlines logo]()
$424
This American Airlines deal was found by Cheapflights users on 8/2. 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 9/2210:25 am -
1 stop9h 24m
Sat 9/265:31 pm -
1 stop8h 06m
Deal found 8/2![American Airlines logo]()
$428
This Delta deal was found by Cheapflights users on 8/4. 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 8/215:05 pm -
2 stops13h 25m
Fri 8/281:45 pm -
1 stop7h 45m
Deal found 8/4![Delta logo]()
$399
Last-minute flights from Ontario to BlountvilleDiscover last-minute flight deals from Ontario to Blountville. Data last updated August 7, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Blountville. Data last updated August 7, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/4. 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 8/2012:33 pm -
1 stop7h 17m
Fri 8/285:23 pm -
1 stop8h 36m
Deal found 8/4![American Airlines logo]()
$394
This American Airlines deal was found by Cheapflights users on 8/4. 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 8/2012:33 pm -
1 stop7h 17m
Sat 9/57:00 am -
2 stops14h 15m
Deal found 8/4![American Airlines logo]()
$442
This Delta deal was found by Cheapflights users on 8/4. 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 8/215:05 pm -
2 stops13h 25m
Fri 8/281:45 pm -
1 stop7h 45m
Deal found 8/4![Delta logo]()
$399
This American Airlines deal was found by Cheapflights users on 8/4. 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 9/16:00 am -
1 stop7h 53m
Tue 9/85:23 pm -
1 stop8h 36m
Deal found 8/4![American Airlines logo]()
$446
This American Airlines deal was found by Cheapflights users on 8/5. 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 9/26:00 am -
1 stop7h 53m
Wed 9/95:31 pm -
1 stop8h 06m
Deal found 8/5![American Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 8/4. 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 9/1112:17 pm -
1 stop7h 03m
Fri 9/184:07 pm -
1 stop9h 17m
Deal found 8/4![Delta logo]()
$359
This American Airlines deal was found by Cheapflights users on 8/4. 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 9/116:15 am -
2 stops13h 46m
Fri 9/185:31 pm -
1 stop8h 06m
Deal found 8/4![American Airlines logo]()
$417
This Delta deal was found by Cheapflights users on 8/4. 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 9/115:15 pm -
2 stops13h 18m
Thu 9/244:07 pm -
1 stop9h 17m
Deal found 8/4![Delta logo]()
$453
This Delta deal was found by Cheapflights users on 8/4. 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 9/225:15 pm -
2 stops13h 18m
Sat 9/261:25 pm -
1 stop8h 16m
Deal found 8/4![Delta logo]()
$404
This American Airlines deal was found by Cheapflights users on 8/2. 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 9/2210:25 am -
1 stop9h 24m
Sat 9/265:31 pm -
1 stop8h 06m
Deal found 8/2![American Airlines logo]()
$428
One-way flights from Ontario to BlountvilleSearch for one-way flight options from Ontario to Blountville. Find affordable one-way fares based on user searches. Data last updated August 7, 2026.
Search for one-way flight options from Ontario to Blountville. Find affordable one-way fares based on user searches. Data last updated August 7, 2026.
This American Airlines deal was found by Cheapflights users on 8/3. 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 8/2610:29 am -
1 stop9h 21m
Deal found 8/3![American Airlines logo]()
$390
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 August 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $359 (Delta) |
Popular in | April |
Cheapest in | January |
Average price | $378 |
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 August 7, 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
Cheapest round-trip
OntarioBlountville
ONT Ontario - TRI Blountville Tri Cities TN/VA
ONTTRI
Ontario
Wed 12/2
7:00 am-6:36 pm
1 stop8h 36m
Blountville Tri Cities TN/VA
Sat 12/5
1:49 pm-7:41 pm
1 stop8h 52m
$359
OntarioBlountville
ONT Ontario - TRI Blountville Tri Cities TN/VA
ONTTRI
Ontario
Tue 12/1
10:30 pm-8:29 am
1 stop6h 59m
Blountville Tri Cities TN/VA
Sat 12/5
4:11 pm-10:19 pm
1 stop9h 08m
$359
OntarioBlountville
ONT Ontario - TRI Blountville Tri Cities TN/VA
ONTTRI
Ontario
Fri 9/11
12:17 pm-10:20 pm
1 stop7h 03m
Blountville Tri Cities TN/VA
Fri 9/18
4:07 pm-10:24 pm
1 stop9h 17m
$359
Quickest round-trip
OntarioBlountville
ONT Ontario - TRI Blountville Tri Cities TN/VA
ONTTRI
Ontario
Tue 9/22
12:17 pm-10:20 pm
1 stop7h 03m
Blountville Tri Cities TN/VA
Sat 9/26
6:00 am-11:05 am
1 stop8h 05m
$359
OntarioBlountville
ONT Ontario - TRI Blountville Tri Cities TN/VA
ONTTRI
Ontario
Fri 8/21
5:05 pm-9:30 am
2 stops13h 25m
Blountville Tri Cities TN/VA
Fri 8/28
1:45 pm-6:30 pm
1 stop7h 45m
$399
OntarioBlountville
ONT Ontario - TRI Blountville Tri Cities TN/VA
ONTTRI
Ontario
Wed 12/2
4:47 pm-8:29 am
2 stops12h 42m
Blountville Tri Cities TN/VA
Sat 12/5
4:11 pm-10:19 pm
1 stop9h 08m
$424
OntarioBlountville
ONT Ontario - TRI Blountville Tri Cities TN/VA
ONTTRI
Ontario
Tue 9/22
10:25 am-10:49 pm
1 stop9h 24m
Blountville Tri Cities TN/VA
Sat 9/26
5:31 pm-10:37 pm
1 stop8h 06m
$428
Cheapest one-way
Quickest one-way
OntarioBlountville
ONT Ontario - TRI Blountville Tri Cities TN/VA
ONTTRI
Ontario
Wed 8/26
10:29 am-10:50 pm
1 stop9h 21m
$390
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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
ONT-TRI
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.
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 August 7, 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.
Entertainment
7.8
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Entertainment
7.8
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Entertainment
7.8
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
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.
Traveling to a place near Blountville?
Book flights to Blountville if you plan to visit one of these locationsBeech Mountain
Greeneville
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
Blountville flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Ontario
Popular flights
Alternative routes for Ontario to Blountville
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Blountville
Explore flights to Blountville departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 7, 2026.
Complete your trip
Complete your trip to Blountville by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Blountville by cabin class
Find flights from Ontario to Blountville, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Blountville flights
Browse other Ontario and Blountville flight options. Last updated on August 7, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on August 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 August 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$269 | Average$437 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$418 | Average$510 | FlexibilityNo cancel fee | On-time71% |