$329+ Cheap flights from Blountville to Ontario (TRI - ONT)
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 12/20. Fares are subject to change and may not be available on all flights or dates of travel.
TRI — ONT
Dec 13 — Dec 201
1 adult, Economy
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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
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Find flight deals from Blountville to Ontario
Cheapest flights from Blountville to OntarioExplore 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 November 13, 2025.
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 November 13, 2025.
This American Airlines deal was found by Cheapflights users on 11/11. 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 11/264:13 pmTRI - ONT
1 stop9h 10mAmerican Airlines
Sun 11/3010:34 pmONT - TRI
1 stop6h 44mAmerican Airlines
Deal found 11/11![American Airlines logo]()
$628
This Delta deal was found by Cheapflights users on 11/11. 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 11/136:05 amTRI - ONT
1 stop8h 01mDelta
Tue 11/1810:25 pmONT - TRI
1 stop7h 57mDelta
Deal found 11/11![Delta logo]()
$867
Cheap 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 November 13, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $419 (Delta) |
One-way from | $329 (Delta) |
Popular in | March |
Cheapest in | February |
Average price | $398 |
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 November 13, 2025.
Use the filters below to find and compare flights from Blountville to Ontario that are best for you.
Fly from
Blountville
Fly to
Ontario
Route
Depart
Return
Price
BlountvilleOntario
TRI - ONT
TRIONT
Blountville Tri Cities TN/VA
Wed 11/26
4:13 pm-10:23 pm
1 stop9h 10m
Ontario
Sun 11/30
10:34 pm-8:18 am
1 stop6h 44m
$628
BlountvilleOntario
TRI - ONT
TRIONT
Blountville Tri Cities TN/VA
Sat 12/20
6:53 pm-11:23 pm
1 stop7h 30m
$329
BlountvilleOntario
TRI - ONT
TRIONT
Blountville Tri Cities TN/VA
Sat 11/22
4:41 pm-10:06 pm
1 stop8h 25m
$427
BlountvilleOntario
TRI - ONT
TRIONT
Blountville Tri Cities TN/VA
Wed 11/19
12:50 pm-7:42 pm
1 stop9h 52m
$427
BlountvilleOntario
TRI - ONT
TRIONT
Blountville Tri Cities TN/VA
Mon 11/17
12:50 pm-7:42 pm
1 stop9h 52m
$478
BlountvilleOntario
TRI - ONT
TRIONT
Blountville Tri Cities TN/VA
Sun 11/23
12:50 pm-7:42 pm
1 stop9h 52m
$478
BlountvilleOntario
TRI - ONT
TRIONT
Blountville Tri Cities TN/VA
Fri 11/21
6:05 am-11:06 am
1 stop8h 01m
$478
BlountvilleOntario
TRI - ONT
TRIONT
Blountville Tri Cities TN/VA
Thu 11/20
3:36 pm-7:42 pm
1 stop7h 06m
$478
BlountvilleOntario
TRI - ONT
TRIONT
Blountville Tri Cities TN/VA
Fri 11/21
8:43 am-6:20 pm
2 stops12h 37m
$483
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 November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Blountville-Ontario flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Blountville-Ontario flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.
Cheapflights Insights
Everything you need to know about your flight from Blountville to Ontario
What is the cheapest month to book a flight from Blountville to Ontario?
Currently, March is the cheapest month in which you can book a flight from Blountville to Ontario (average of $248). Flying from Blountville to Ontario in June is currently the most expensive (average of $302). 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.
What is the cheapest time of day to fly from TRI to ONT?
Find hourly flight availability from Blountville to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 13, 2025.
A simple way to save on the total cost of your ticket is to fly from Blountville to Ontario in the afternoon. If you’re flexible enough to do this you can expect to save up to 25% on your trip compared to booking a flight in the morning.