$274+ 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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — TRI
Mar 5 — Mar 121
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 February 3, 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 February 3, 2026.
This Delta deal was found by Cheapflights users on 2/1. 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 3/1112:57 pm
ONT
- TRI
1 stop6h 31m
Delta
Wed 3/186:15 am
TRI
- ONT
1 stop8h 32m
Delta
Deal found 2/1![Delta logo]()
$309
This Delta deal was found by Cheapflights users on 2/1. 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.
Fri 3/1310:25 pm
ONT
- TRI
1 stop8h 25m
Delta
Wed 3/183:53 pm
TRI
- ONT
1 stop8h 07m
Delta
Deal found 2/1![Delta logo]()
$334
This Delta deal was found by Cheapflights users on 2/2. 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 3/21:15 pm
ONT
- TRI
1 stop6h 07m
Delta
Mon 3/163:53 pm
TRI
- ONT
1 stop8h 07m
Delta
Deal found 2/2![Delta logo]()
$364
This Delta deal was found by Cheapflights users on 2/2. 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.
Wed 4/810:25 pm
ONT
- TRI
1 stop8h 26m
Delta
Wed 4/156:10 am
TRI
- ONT
1 stop8h 26m
Delta
Deal found 2/2![Delta logo]()
$414
This Delta deal was found by Cheapflights users on 2/1. 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.
Thu 10/110:59 pm
ONT
- TRI
1 stop7h 36m
Delta
Mon 10/512:49 pm
TRI
- ONT
1 stop8h 12m
Delta
Deal found 2/1![Delta logo]()
$419
This Delta deal was found by Cheapflights users on 2/1. 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.
Fri 2/610:30 pm
ONT
- TRI
1 stop8h 01m
Delta
Sat 2/144:33 pm
TRI
- ONT
1 stop7h 32m
Delta
Deal found 2/1![Delta logo]()
$484
This Delta deal was found by Cheapflights users on 2/1. 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 2/46:00 am
ONT
- TRI
2 stops9h 20m
Delta
Sat 2/1410:17 am
TRI
- ONT
2 stops14h 27m
Delta
Deal found 2/1![Delta logo]()
$494
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 February 3, 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 February 3, 2026.
This Delta deal was found by Cheapflights users on 2/1. 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 3/1112:57 pm
ONT
- TRI
1 stop6h 31m
Delta
Wed 3/186:15 am
TRI
- ONT
1 stop8h 32m
Delta
Deal found 2/1![Delta logo]()
$309
This American Airlines deal was found by Cheapflights users on 2/1. 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.
Fri 2/610:58 am
ONT
- TRI
1 stop8h 40m
American Airlines
Sat 2/144:16 pm
TRI
- ONT
1 stop9h 33m
American Airlines
Deal found 2/1![American Airlines logo]()
$484
This Delta deal was found by Cheapflights users on 2/1. 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.
Fri 3/1310:25 pm
ONT
- TRI
1 stop8h 25m
Delta
Wed 3/183:53 pm
TRI
- ONT
1 stop8h 07m
Delta
Deal found 2/1![Delta logo]()
$334
This Delta deal was found by Cheapflights users on 2/2. 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 3/21:15 pm
ONT
- TRI
1 stop6h 07m
Delta
Mon 3/163:53 pm
TRI
- ONT
1 stop8h 07m
Delta
Deal found 2/2![Delta logo]()
$364
This Delta deal was found by Cheapflights users on 2/1. 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 4/810:25 pm
ONT
- TRI
1 stop8h 26m
Delta
Wed 4/156:10 am
TRI
- ONT
1 stop8h 26m
Delta
Deal found 2/1![Delta logo]()
$364
This Delta deal was found by Cheapflights users on 2/1. 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.
Fri 2/610:30 pm
ONT
- TRI
1 stop8h 01m
Delta
Sat 2/144:33 pm
TRI
- ONT
1 stop7h 32m
Delta
Deal found 2/1![Delta logo]()
$484
Last-minute flights from Ontario to BlountvilleDiscover last-minute flight deals from Ontario to Blountville. Data last updated February 3, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Blountville. Data last updated February 3, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 2/1. 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 2/46:00 am
ONT
- TRI
2 stops9h 20m
Delta
Sat 2/1410:17 am
TRI
- ONT
2 stops14h 27m
Delta
Deal found 2/1![Delta logo]()
$494
This Delta deal was found by Cheapflights users on 2/1. 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.
Fri 2/610:30 pm
ONT
- TRI
1 stop8h 01m
Delta
Sat 2/144:33 pm
TRI
- ONT
1 stop7h 32m
Delta
Deal found 2/1![Delta logo]()
$484
This Delta deal was found by Cheapflights users on 2/2. 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 3/21:15 pm
ONT
- TRI
1 stop6h 07m
Delta
Mon 3/163:53 pm
TRI
- ONT
1 stop8h 07m
Delta
Deal found 2/2![Delta logo]()
$364
This Delta deal was found by Cheapflights users on 2/1. 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 3/1112:57 pm
ONT
- TRI
1 stop6h 31m
Delta
Wed 3/186:15 am
TRI
- ONT
1 stop8h 32m
Delta
Deal found 2/1![Delta logo]()
$309
This Delta deal was found by Cheapflights users on 2/1. 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.
Fri 3/1310:25 pm
ONT
- TRI
1 stop8h 25m
Delta
Wed 3/183:53 pm
TRI
- ONT
1 stop8h 07m
Delta
Deal found 2/1![Delta logo]()
$334
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 February 3, 2026.
Search for one-way flight options from Ontario to Blountville. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
This American Airlines deal was found by Cheapflights users on 2/1. 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.
Sun 3/1510:36 pm
ONT
- TRI
1 stop9h 01m
American Airlines
Deal found 2/1![American Airlines logo]()
$274
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/156:15 am
ONT
- TRI
2 stops26h 58m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$305
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Thu 3/2610:36 pm
ONT
- TRI
1 stop9h 01m
American Airlines
Deal found 2/2![American Airlines logo]()
$379
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 February 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $309 (Delta) |
One-way from | $274 (American Airlines) |
Popular in | May |
Cheapest in | August |
Average price | $357 |
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 February 3, 2026.
Use the filters below to find and compare flights from Ontario to Blountville that are best for you.
Fly from
Ontario
Fly to
Blountville
Route
Depart
Return
Price
OntarioBlountville
ONT - TRI
ONTTRI
Ontario
Wed 3/11
12:57 pm-10:28 pm
1 stop6h 31m
Blountville Tri Cities TN/VA
Wed 3/18
6:15 am-11:47 am
1 stop8h 32m
$309
OntarioBlountville
ONT - TRI
ONTTRI
Ontario
Fri 3/13
10:25 pm-9:50 am
1 stop8h 25m
Blountville Tri Cities TN/VA
Wed 3/18
3:53 pm-9:00 pm
1 stop8h 07m
$334
OntarioBlountville
ONT - TRI
ONTTRI
Ontario
Mon 3/2
1:15 pm-10:22 pm
1 stop6h 07m
Blountville Tri Cities TN/VA
Mon 3/16
3:53 pm-9:00 pm
1 stop8h 07m
$364
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
6:10 am-11:36 am
1 stop8h 26m
$364
OntarioBlountville
ONT - TRI
ONTTRI
Ontario
Fri 2/6
10:58 am-10:38 pm
1 stop8h 40m
Blountville Tri Cities TN/VA
Sat 2/14
4:16 pm-10:49 pm
1 stop9h 33m
$484
OntarioBlountville
ONT - TRI
ONTTRI
Ontario
Fri 2/6
10:30 pm-9:31 am
1 stop8h 01m
Blountville Tri Cities TN/VA
Sat 2/14
4:33 pm-9:05 pm
1 stop7h 32m
$484
OntarioBlountville
ONT - TRI
ONTTRI
Ontario
Sun 3/15
10:36 pm-10:37 am
1 stop9h 01m
$274
OntarioBlountville
ONT - TRI
ONTTRI
Ontario
Sun 3/15
6:15 am-12:13 pm
2 stops26h 58m
$305
OntarioBlountville
ONT - TRI
ONTTRI
Ontario
Fri 3/27
10:36 pm-10:37 am
1 stop9h 01m
$379
OntarioBlountville
ONT - TRI
ONTTRI
Ontario
Thu 3/26
10:36 pm-10:37 am
1 stop9h 01m
$379
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 February.
| 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.
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 February 3, 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.
Boarding
8.1
Overall
7.9
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Boarding
8.1
Overall
7.9
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Boarding
8.1
Overall
7.9
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.9
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 locationsGreeneville
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.
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 February 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$209 | Average$449 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$306 | Average$548 | FlexibilityNo cancel fee | On-time71% |