$359+ Cheap flights from Ontario (ONT) to Johnson City, TN, TN
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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — TYS
Sep 21 — Sep 281
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Johnson City with Cheapflights
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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.Cheap flight deals from Ontario to Johnson City
Cheapest
Best
Last-minute
One-way
Cheapest flights from Ontario to Johnson CityExplore the most affordable flight options available from Ontario to Johnson City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 22, 2026.
Explore the most affordable flight options available from Ontario to Johnson City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 22, 2026.
This Delta deal was found by Cheapflights users on 8/19. 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 10/911:15 pm -
1 stop7h 16m
Tue 10/136:00 am -
1 stop8h 06m
Deal found 8/19![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 8/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/25:11 pm -
2 stops13h 07m
Sat 12/51:49 pm -
1 stop8h 52m
Deal found 8/20![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 8/20. 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 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
Mon 9/144:07 pm -
1 stop9h 17m
Deal found 8/20![Delta logo]()
$1,454
This Delta deal was found by Cheapflights users on 8/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/410:00 pm -
1 stop8h 30m
Thu 9/106:00 am -
1 stop8h 05m
Deal found 8/20![Delta logo]()
$1,772
Best flights from Ontario to Johnson CityDiscover carefully curated flight deals from Ontario to Johnson City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 22, 2026.
Discover carefully curated flight deals from Ontario to Johnson City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 22, 2026.
This Delta deal was found by Cheapflights users on 8/19. 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 10/911:15 pm -
1 stop7h 16m
Tue 10/136:00 am -
1 stop8h 06m
Deal found 8/19![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 8/20. 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 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
Mon 9/144:07 pm -
1 stop9h 17m
Deal found 8/20![Delta logo]()
$1,454
Last-minute flights from Ontario to Johnson CityDiscover last-minute flight deals from Ontario to Johnson City. Data last updated August 22, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Johnson City. Data last updated August 22, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/410:00 pm -
1 stop8h 30m
Thu 9/106:00 am -
1 stop8h 05m
Deal found 8/20![Delta logo]()
$1,772
This Delta deal was found by Cheapflights users on 8/20. 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 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
Mon 9/144:07 pm -
1 stop9h 17m
Deal found 8/20![Delta logo]()
$1,454
One-way flights from Ontario to Johnson CitySearch for one-way flight options from Ontario to Johnson City. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
Search for one-way flight options from Ontario to Johnson City. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
This American Airlines deal was found by Cheapflights users on 8/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:10 pm -
1 stop9h 29m
Deal found 8/19![American Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 8/19. 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.
Wed 10/286:00 am -
2 stops9h 39m
Deal found 8/19![Delta logo]()
$384
Find flight deals from Ontario to Johnson City
Keep the following information in mind while searching for Ontario to Johnson City flight deals. Data was last updated August 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $359 (Delta) |
Popular in | April |
Cheapest in | August |
Average price | $393 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Johnson City 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 August 22, 2026.
Use the filters below to find and compare flights from Ontario to Johnson City that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
OntarioBlountville
ONT Ontario - TRI Blountville Tri Cities TN/VA
ONTTRI
Ontario
Fri 10/9
11:15 pm-9:31 am
1 stop7h 16m
Blountville Tri Cities TN/VA
Tue 10/13
6:00 am-11:06 am
1 stop8h 06m
$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
Mon 9/14
4:07 pm-10:24 pm
1 stop9h 17m
$1,454
Cheapest one-way
Quickest one-way
OntarioBlountville
ONT Ontario - TRI Blountville Tri Cities TN/VA
ONTTRI
Ontario
Wed 10/28
6:00 am-6:39 pm
2 stops9h 39m
$384
Sorted by cheapest first
Best time to book a flight from Ontario to Johnson City
Have a flexible travel schedule? Discover the best time to fly to Johnson City 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 Johnson City
ONT-J0H
ONT-TRI
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Johnson City
Get insights into the airlines that provide service to Johnson City. 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 Johnson City. Reviews last updated August 22, 2026.
Peruse reviews from past customers who have flown with Delta and American Airlines from Ontario to Johnson City 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.
Comfort
7.8
Food
7.2
Entertainment
7.8
Crew
8.5
Boarding
8.1
Overall
7.8
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Comfort
7.8
Food
7.2
Entertainment
7.8
Crew
8.5
Boarding
8.1
Overall
7.8
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Comfort
7.8
Food
7.2
Entertainment
7.8
Crew
8.5
Boarding
8.1
Overall
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 Johnson City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Ontario to Johnson City
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Johnson City by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Johnson City by cabin class
Find flights from Ontario to Johnson City, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Johnson City flights
Browse other Ontario and Johnson City flight options. Last updated on August 22, 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 22, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Ontario to Johnson City flights
Consider these flights traveling from Ontario to Johnson City.
Top 4 airlines flying from Ontario to Johnson City
Discover the top 4 airlines that operate flights from Ontario to Johnson City. 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 August 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$228 | Average$446 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$273 | Average$528 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$336 | Average$527 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$423 | Average$657 | FlexibilityNo cancel fee | On-time63% |