$349+ Cheap flights from Ontario (ONT) to Johnson City, TN, TN
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 6/18. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — TYS
Jun 25 — Jul 21
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 May 26, 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 May 26, 2026.
This Delta deal was found by Cheapflights users on 5/22. 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 7/1710:00 pm
ONT
- TRI
1 stop8h 35m
Delta
Wed 7/226:00 am
TRI
- ONT
1 stop7h 38m
Delta
Deal found 5/22![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 5/25. 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 7/85:10 pm
ONT
- TRI
2 stops13h 25m
Delta
Wed 7/226:00 am
TRI
- ONT
1 stop7h 38m
Delta
Deal found 5/25![Delta logo]()
$354
This Delta deal was found by Cheapflights users on 5/24. 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 10/285:05 pm
ONT
- TRI
2 stops13h 30m
Delta
Wed 11/43:50 pm
TRI
- ONT
2 stops10h 58m
Delta
Deal found 5/24![Delta logo]()
$359
This American Airlines deal was found by Cheapflights users on 5/22. 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 7/162:15 pm
ONT
- TRI
1 stop7h 13m
American Airlines
Tue 7/215:24 pm
TRI
- ONT
1 stop8h 08m
American Airlines
Deal found 5/22![American Airlines logo]()
$364
This Delta deal was found by Cheapflights users on 5/23. 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 5/2710:00 pm
ONT
- TRI
1 stop8h 31m
Delta
Wed 6/33:50 pm
TRI
- ONT
1 stop8h 58m
Delta
Deal found 5/23![Delta logo]()
$423
This Delta deal was found by Cheapflights users on 5/21. 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 6/510:00 pm
ONT
- TRI
1 stop8h 31m
Delta
Tue 6/94:00 pm
TRI
- ONT
2 stops10h 49m
Delta
Deal found 5/21![Delta logo]()
$424
This American Airlines deal was found by Cheapflights users on 5/22. 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 6/1012:40 pm
ONT
- TRI
1 stop7h 46m
American Airlines
Wed 7/15:23 pm
TRI
- ONT
1 stop9h 36m
American Airlines
Deal found 5/22![American Airlines logo]()
$436
This Delta deal was found by Cheapflights users on 5/24. 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 7/1710:00 pm
ONT
- TRI
1 stop8h 35m
Delta
Fri 7/244:14 pm
TRI
- ONT
1 stop8h 36m
Delta
Deal found 5/24![Delta logo]()
$438
This American Airlines deal was found by Cheapflights users on 5/23. 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.
Sat 7/1810:10 pm
ONT
- TRI
1 stop9h 32m
American Airlines
Sat 7/255:24 pm
TRI
- ONT
1 stop9h 35m
American Airlines
Deal found 5/23![American Airlines logo]()
$451
This American Airlines deal was found by Cheapflights users on 5/21. 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 6/110:00 pm
ONT
- TRI
1 stop9h 42m
American Airlines
Mon 6/85:23 pm
TRI
- ONT
1 stop8h 16m
American Airlines
Deal found 5/21![American Airlines logo]()
$465
This Delta deal was found by Cheapflights users on 5/21. 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 5/2610:00 pm
ONT
- TRI
1 stop8h 31m
Delta
Sat 5/301:36 pm
TRI
- ONT
1 stop8h 00m
Delta
Deal found 5/21![Delta logo]()
$467
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 May 26, 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 May 26, 2026.
This Delta deal was found by Cheapflights users on 5/23. 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 7/1710:00 pm
ONT
- TRI
1 stop8h 35m
Delta
Wed 7/226:00 am
TRI
- ONT
1 stop7h 38m
Delta
Deal found 5/23![Delta logo]()
$349
This American Airlines deal was found by Cheapflights users on 5/22. 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 7/162:15 pm
ONT
- TRI
1 stop7h 13m
American Airlines
Tue 7/215:24 pm
TRI
- ONT
1 stop8h 08m
American Airlines
Deal found 5/22![American Airlines logo]()
$364
This Delta deal was found by Cheapflights users on 5/24. 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 10/2812:00 pm
ONT
- TRI
1 stop7h 24m
Delta
Wed 11/412:49 pm
TRI
- ONT
1 stop8h 29m
Delta
Deal found 5/24![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 5/25. 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 7/85:10 pm
ONT
- TRI
2 stops13h 25m
Delta
Wed 7/226:00 am
TRI
- ONT
1 stop7h 38m
Delta
Deal found 5/25![Delta logo]()
$354
This American Airlines deal was found by Cheapflights users on 5/21. 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 6/510:00 pm
ONT
- TRI
1 stop9h 42m
American Airlines
Tue 6/95:26 pm
TRI
- ONT
1 stop8h 13m
American Airlines
Deal found 5/21![American Airlines logo]()
$479
This Delta deal was found by Cheapflights users on 5/21. 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 6/510:00 pm
ONT
- TRI
1 stop8h 31m
Delta
Tue 6/94:00 pm
TRI
- ONT
2 stops10h 49m
Delta
Deal found 5/21![Delta logo]()
$424
This American Airlines deal was found by Cheapflights users on 5/21. 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 6/1012:40 pm
ONT
- TRI
1 stop7h 46m
American Airlines
Wed 7/15:23 pm
TRI
- ONT
1 stop9h 36m
American Airlines
Deal found 5/21![American Airlines logo]()
$503
This Delta deal was found by Cheapflights users on 5/24. 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 7/1710:00 pm
ONT
- TRI
1 stop8h 35m
Delta
Fri 7/244:14 pm
TRI
- ONT
1 stop8h 36m
Delta
Deal found 5/24![Delta logo]()
$438
Last-minute flights from Ontario to Johnson CityDiscover last-minute flight deals from Ontario to Johnson City. Data last updated May 26, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Johnson City. Data last updated May 26, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 5/21. 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 5/2610:00 pm
ONT
- TRI
1 stop8h 31m
Delta
Sat 5/301:36 pm
TRI
- ONT
1 stop8h 00m
Delta
Deal found 5/21![Delta logo]()
$467
This American Airlines deal was found by Cheapflights users on 5/24. 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 5/2611:59 pm
ONT
- TRI
2 stops12h 48m
American Airlines
Sat 5/304:12 pm
TRI
- ONT
2 stops10h 47m
American Airlines
Deal found 5/24![American Airlines logo]()
$477
This Delta deal was found by Cheapflights users on 5/23. 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 5/2710:00 pm
ONT
- TRI
1 stop8h 31m
Delta
Wed 6/33:50 pm
TRI
- ONT
1 stop8h 58m
Delta
Deal found 5/23![Delta logo]()
$423
This Delta deal was found by Cheapflights users on 5/23. 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 5/2710:00 pm
ONT
- TRI
1 stop8h 31m
Delta
Tue 6/23:50 pm
TRI
- ONT
1 stop8h 58m
Delta
Deal found 5/23![Delta logo]()
$512
This American Airlines deal was found by Cheapflights users on 5/21. 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 6/110:00 pm
ONT
- TRI
1 stop9h 42m
American Airlines
Mon 6/85:23 pm
TRI
- ONT
1 stop8h 16m
American Airlines
Deal found 5/21![American Airlines logo]()
$465
This Delta deal was found by Cheapflights users on 5/21. 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 6/510:00 pm
ONT
- TRI
1 stop8h 31m
Delta
Tue 6/94:00 pm
TRI
- ONT
2 stops10h 49m
Delta
Deal found 5/21![Delta logo]()
$424
This American Airlines deal was found by Cheapflights users on 5/21. 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 6/510:00 pm
ONT
- TRI
1 stop9h 42m
American Airlines
Tue 6/95:26 pm
TRI
- ONT
1 stop8h 13m
American Airlines
Deal found 5/21![American Airlines logo]()
$479
This American Airlines deal was found by Cheapflights users on 5/22. 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 6/1012:40 pm
ONT
- TRI
1 stop7h 46m
American Airlines
Wed 7/15:23 pm
TRI
- ONT
1 stop9h 36m
American Airlines
Deal found 5/22![American Airlines logo]()
$436
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 May 26, 2026.
Search for one-way flight options from Ontario to Johnson City. Find affordable one-way fares based on user searches. Data last updated May 26, 2026.
This American Airlines deal was found by Cheapflights users on 5/23. 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 6/1812:41 pm
ONT
- TRI
1 stop7h 45m
American Airlines
Deal found 5/23![American Airlines logo]()
$349
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 May 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $349 (Delta) |
One-way from | $349 (American Airlines) |
Popular in | April |
Cheapest in | August |
Average price | $483 |
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 2,558,603 searches. Data last updated May 26, 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
OntarioBlountville
ONT - TRI
ONTTRI
Ontario
Fri 7/17
10:00 pm-9:35 am
1 stop8h 35m
Blountville Tri Cities TN/VA
Wed 7/22
6:00 am-10:38 am
1 stop7h 38m
$349
OntarioBlountville
ONT - TRI
ONTTRI
Ontario
Wed 10/28
12:00 pm-10:24 pm
1 stop7h 24m
Blountville Tri Cities TN/VA
Wed 11/4
12:49 pm-6:18 pm
1 stop8h 29m
$349
OntarioBlountville
ONT - TRI
ONTTRI
Ontario
Wed 7/8
5:10 pm-9:35 am
2 stops13h 25m
Blountville Tri Cities TN/VA
Wed 7/22
6:00 am-10:38 am
1 stop7h 38m
$354
Quickest round-trip
OntarioBlountville
ONT - TRI
ONTTRI
Ontario
Thu 7/16
2:15 pm-12:28 am
1 stop7h 13m
Blountville Tri Cities TN/VA
Tue 7/21
5:24 pm-10:32 pm
1 stop8h 08m
$364
OntarioBlountville
ONT - TRI
ONTTRI
Ontario
Fri 6/5
10:00 pm-9:31 am
1 stop8h 31m
Blountville Tri Cities TN/VA
Tue 6/9
4:00 pm-11:49 pm
2 stops10h 49m
$424
OntarioBlountville
ONT - TRI
ONTTRI
Ontario
Fri 7/17
10:00 pm-9:35 am
1 stop8h 35m
Blountville Tri Cities TN/VA
Fri 7/24
4:14 pm-9:50 pm
1 stop8h 36m
$438
OntarioBlountville
ONT - TRI
ONTTRI
Ontario
Fri 6/5
10:00 pm-10:42 am
1 stop9h 42m
Blountville Tri Cities TN/VA
Tue 6/9
5:26 pm-10:39 pm
1 stop8h 13m
$479
OntarioBlountville
ONT - TRI
ONTTRI
Ontario
Wed 6/10
12:40 pm-11:26 pm
1 stop7h 46m
Blountville Tri Cities TN/VA
Wed 7/1
5:23 pm-11:59 pm
1 stop9h 36m
$503
Cheapest one-way
Quickest one-way
OntarioBlountville
ONT - TRI
ONTTRI
Ontario
Thu 6/18
12:41 pm-11:26 pm
1 stop7h 45m
$349
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
How much does it cost to fly round-trip from Ontario to Johnson City?
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 May 26, 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.
Boarding
8.1
Crew
8.5
Comfort
7.8
Overall
7.9
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Boarding
8.1
Crew
8.5
Comfort
7.8
Overall
7.9
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Boarding
8.1
Crew
8.5
Comfort
7.8
Overall
7.9
Entertainment
7.8
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 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 May 26, 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 May 26, 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 2,558,603 searches. Data last updated May 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$209 | Average$427 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$273 | Average$505 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$274 | Average$468 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$319 | Average$336 | FlexibilityNo cancel fee | On-time63% |