$300+ 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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — TRI
Oct 4 — Oct 111
Round-trip
1 adult, Economy
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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
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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 September 4, 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 September 4, 2026.
This American Airlines deal was found by Cheapflights users on 9/1. 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 10/2710:10 pm -
1 stop9h 29m
Wed 11/46:40 am -
1 stop8h 12m
Deal found 9/1![American Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 9/1. 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 10/285:03 pm -
2 stops13h 23m
Wed 11/46:00 am -
1 stop8h 06m
Deal found 9/1![Delta logo]()
$434
This American Airlines deal was found by Cheapflights users on 9/1. 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 10/2912:43 pm -
1 stop6h 51m
Tue 11/36:40 am -
1 stop8h 12m
Deal found 9/1![American Airlines logo]()
$460
This Delta deal was found by Cheapflights users on 9/1. 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 10/275:03 pm -
2 stops13h 23m
Wed 11/46:00 am -
2 stops13h 23m
Deal found 9/1![Delta logo]()
$469
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1810:00 pm -
1 stop8h 33m
Tue 9/224:07 pm -
2 stops10h 40m
Deal found 9/3![Delta logo]()
$479
This American Airlines deal was found by Cheapflights users on 9/3. 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.
Mon 11/2310:30 pm -
1 stop9h 13m
Mon 11/304:07 pm -
1 stop10h 13m
Deal found 9/3![American Airlines logo]()
$577
This Delta deal was found by Cheapflights users on 9/1. 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 11/235:04 pm -
2 stops13h 24m
Mon 11/301:54 pm -
1 stop7h 40m
Deal found 9/1![Delta logo]()
$683
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 September 4, 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 September 4, 2026.
This Delta deal was found by Cheapflights users on 9/1. 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 10/285:03 pm -
2 stops13h 23m
Wed 11/46:00 am -
1 stop8h 06m
Deal found 9/1![Delta logo]()
$434
This American Airlines deal was found by Cheapflights users on 9/1. 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 10/297:34 pm -
2 stops12h 05m
Tue 11/36:40 am -
1 stop8h 12m
Deal found 9/1![American Airlines logo]()
$544
This Delta deal was found by Cheapflights users on 9/1. 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 10/275:03 pm -
2 stops13h 23m
Wed 11/46:00 am -
2 stops13h 23m
Deal found 9/1![Delta logo]()
$469
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1810:00 pm -
1 stop8h 33m
Tue 9/224:07 pm -
2 stops10h 40m
Deal found 9/3![Delta logo]()
$479
This American Airlines deal was found by Cheapflights users on 8/30. 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.
Mon 11/2310:30 pm -
1 stop9h 13m
Mon 11/304:07 pm -
1 stop10h 13m
Deal found 8/30![American Airlines logo]()
$702
This Delta deal was found by Cheapflights users on 9/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/235:04 pm -
2 stops13h 24m
Mon 11/301:54 pm -
1 stop7h 40m
Deal found 9/2![Delta logo]()
$723
Last-minute flights from Ontario to BlountvilleDiscover last-minute flight deals from Ontario to Blountville. Data last updated September 4, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Blountville. Data last updated September 4, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1810:00 pm -
1 stop8h 33m
Tue 9/224:07 pm -
2 stops10h 40m
Deal found 9/3![Delta logo]()
$479
This American Airlines deal was found by Cheapflights users on 9/1. 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 10/2710:10 pm -
1 stop9h 29m
Wed 11/46:40 am -
1 stop8h 12m
Deal found 9/1![American Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 9/1. 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 10/275:03 pm -
2 stops13h 23m
Wed 11/46:00 am -
2 stops13h 23m
Deal found 9/1![Delta logo]()
$469
This Delta deal was found by Cheapflights users on 9/1. 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 10/285:03 pm -
2 stops13h 23m
Wed 11/46:00 am -
1 stop8h 06m
Deal found 9/1![Delta logo]()
$434
This American Airlines deal was found by Cheapflights users on 9/1. 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 10/2912:43 pm -
1 stop6h 51m
Tue 11/36:40 am -
1 stop8h 12m
Deal found 9/1![American Airlines logo]()
$460
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 September 4, 2026.
Search for one-way flight options from Ontario to Blountville. Find affordable one-way fares based on user searches. Data last updated September 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:33 pm -
3 stops43h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![Multiple Airlines logo]()
$300
This Delta deal was found by Cheapflights users on 8/31. 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 10/2112:16 pm -
1 stop7h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 8/30. 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 12/165:04 pm -
2 stops13h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/30![Delta logo]()
$384
This American Airlines deal was found by Cheapflights users on 8/30. 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.
Mon 12/2810:10 pm -
1 stop7h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/30![American Airlines logo]()
$409
This American Airlines deal was found by Cheapflights users on 8/30. 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 12/179:30 am -
2 stops9h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/30![American Airlines logo]()
$418
This Delta deal was found by Cheapflights users on 8/30. 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 12/2210:29 pm -
1 stop7h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/30![Delta logo]()
$419
This Delta deal was found by Cheapflights users on 8/30. 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 12/1811:08 pm -
1 stop7h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/30![Delta logo]()
$459
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 September 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $359 (American Airlines) |
One-way from | $300 (Kiwi.com) |
Popular in | April |
Cheapest in | August |
Average price | $496 |
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 7,457,451 searches. Data last updated September 4, 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 10/21
5:33 pm-3:56 pm
2 stops43h 23m
Blountville Tri Cities TN/VA
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$350
Quickest round-trip
OntarioBlountville
ONT Ontario - TRI Blountville Tri Cities TN/VA
ONTTRI
Ontario
Wed 10/21
12:16 pm-10:24 pm
1 stop7h 08m
Blountville Tri Cities TN/VA
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$379
OntarioBlountville
ONT Ontario - TRI Blountville Tri Cities TN/VA
ONTTRI
Ontario
Wed 12/16
5:04 pm-9:30 am
2 stops13h 26m
Blountville Tri Cities TN/VA
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$384
OntarioBlountville
ONT Ontario - TRI Blountville Tri Cities TN/VA
ONTTRI
Ontario
Tue 12/22
10:29 pm-9:24 am
1 stop7h 55m
Blountville Tri Cities TN/VA
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$419
OntarioBlountville
ONT Ontario - TRI Blountville Tri Cities TN/VA
ONTTRI
Ontario
Wed 10/28
5:03 pm-9:26 am
2 stops13h 23m
Blountville Tri Cities TN/VA
Wed 11/4
6:00 am-11:06 am
1 stop8h 06m
$434
OntarioBlountville
ONT Ontario - TRI Blountville Tri Cities TN/VA
ONTTRI
Ontario
Mon 12/28
10:34 am-11:59 pm
2 stops10h 25m
Blountville Tri Cities TN/VA
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$448
OntarioBlountville
ONT Ontario - TRI Blountville Tri Cities TN/VA
ONTTRI
Ontario
Fri 12/18
11:08 pm-9:24 am
1 stop7h 16m
Blountville Tri Cities TN/VA
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$459
OntarioBlountville
ONT Ontario - TRI Blountville Tri Cities TN/VA
ONTTRI
Ontario
Tue 10/27
5:03 pm-9:26 am
2 stops13h 23m
Blountville Tri Cities TN/VA
Wed 11/4
6:00 am-4:23 pm
2 stops13h 23m
$469
OntarioBlountville
ONT Ontario - TRI Blountville Tri Cities TN/VA
ONTTRI
Ontario
Fri 9/18
10:00 pm-9:33 am
1 stop8h 33m
Blountville Tri Cities TN/VA
Tue 9/22
4:07 pm-11:47 pm
2 stops10h 40m
$479
OntarioBlountville
ONT Ontario - TRI Blountville Tri Cities TN/VA
ONTTRI
Ontario
Thu 10/29
7:34 pm-10:39 am
2 stops12h 05m
Blountville Tri Cities TN/VA
Tue 11/3
6:40 am-11:52 am
1 stop8h 12m
$544
Showing 1-10 of 12 resultsSorted 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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | 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.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Blountville
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 September 4, 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.
Food
7.2
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Food
7.2
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Food
7.2
Overall
7.8
Comfort
7.8
Crew
8.5
Boarding
8.1
Entertainment
7.8
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.
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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 September 4, 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 September 4, 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 September 4, 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 7,457,451 searches. Data last updated September 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$269 | Average$452 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$393 | Average$510 | FlexibilityNo cancel fee | On-time71% |