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Johnson City

$193+ 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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — TYS
Sep 2 — Sep 91
Wed 9/2
Wed 9/9
1 adult, Economy
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Cheap flight deals from Ontario to Johnson City

Cheapest flights from Ontario to Johnson City
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 3, 2026.

This Delta deal was found by Cheapflights users on 8/1. 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 12/2412:00 pm
ONT
-
TRI
1 stop7h 24m
Delta
Mon 1/43:50 pm
TRI
-
ONT
1 stop9h 24m
Delta
Deal found 8/1$379
This American Airlines deal was found by Cheapflights users on 8/2. 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.
Tue 9/2210:25 am
ONT
-
TRI
1 stop9h 24m
American Airlines
Sat 9/265:31 pm
TRI
-
ONT
1 stop8h 06m
American Airlines
Deal found 8/2$428
This American Airlines deal was found by Cheapflights users on 7/29. 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 8/1412:33 pm
ONT
-
TRI
1 stop7h 17m
American Airlines
Tue 8/185:23 pm
TRI
-
ONT
1 stop8h 36m
American Airlines
Deal found 7/29$429
This Delta deal was found by Cheapflights users on 7/29. 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 8/145:05 pm
ONT
-
TRI
2 stops13h 25m
Delta
Tue 8/181:45 pm
TRI
-
ONT
1 stop9h 08m
Delta
Deal found 7/29$454

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 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$379
(Delta)

One-way from

$193
(Kiwi.com)

Popular in

April

Cheapest in

January

Average price

$368
Provider with most accurate pricing for Los Angeles-Blountville Tri Cities TN/VA flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Blountville Tri Cities TN/VA flights.
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From Ontario to Johnson City
Search Deals
One-way flight from Ontario to Johnson City
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($85 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

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 August 3, 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

Price

Cheapest round-trip

OntarioBlountville

ONT - TRI

ONTTRI

Ontario

Thu 12/24

12:00 pm-10:24 pm

1 stop7h 24m

Blountville Tri Cities TN/VA

Mon 1/4

3:50 pm-10:14 pm

1 stop9h 24m

$379

OntarioBlountville

ONT - TRI

ONTTRI

Ontario

Tue 9/22

10:25 am-10:49 pm

1 stop9h 24m

Blountville Tri Cities TN/VA

Sat 9/26

5:31 pm-10:37 pm

1 stop8h 06m

$428
Quickest round-trip

OntarioBlountville

ONT - TRI

ONTTRI

Ontario

Fri 8/14

12:33 pm-10:50 pm

1 stop7h 17m

Blountville Tri Cities TN/VA

Tue 8/18

5:23 pm-10:59 pm

1 stop8h 36m

$429

OntarioBlountville

ONT - TRI

ONTTRI

Ontario

Fri 8/14

5:05 pm-9:30 am

2 stops13h 25m

Blountville Tri Cities TN/VA

Tue 8/18

1:45 pm-7:53 pm

1 stop9h 08m

$454
Cheapest one-way

OntarioBlountville

ONT - TRI

ONTTRI

Ontario

Thu 10/8

2:58 pm-8:01 pm

2 stops26h 03m

$270

OntarioBlountville

ONT - TRI

ONTTRI

Ontario

Thu 10/8

6:00 am-4:51 pm

1 stop7h 51m

$389
Quickest one-way

OntarioBlountville

ONT - TRI

ONTTRI

Ontario

Thu 12/24

12:00 pm-10:24 pm

1 stop7h 24m

$389

OntarioBlountville

ONT - TRI

ONTTRI

Ontario

Mon 10/5

10:00 pm-9:26 am

1 stop8h 26m

$389

OntarioBlountville

ONT - TRI

ONTTRI

Ontario

Wed 8/26

10:29 am-10:50 pm

1 stop9h 21m

$390

OntarioBlountville

ONT - TRI

ONTTRI

Ontario

Sun 9/13

5:15 pm-9:33 am

2 stops13h 18m

$505

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

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.
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

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 3, 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.
Delta
7.8
Good
8,483 reviews

Boarding

8.1

Overall

7.8

Food

7.2

Comfort

7.8

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
Delta
7.8
Good
8,483 reviews
Delta
7.8
Good
8,483 reviews

Boarding

8.1

Overall

7.8

Food

7.2

Comfort

7.8

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
American Airlines
7.1
Good
11,842 reviews
Delta
7.8
Good
8,483 reviews

Boarding

8.1

Overall

7.8

Food

7.2

Comfort

7.8

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

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.

  • What airport do you fly from for flights from Ontario to Johnson City?

    Ontario (ONT) is the airport you will fly out of if you book a flight from Ontario to Johnson City. You should not have trouble finding flights to Johnson City from Ontario; the airport handles an average of 0 outbound flights to Johnson City per day. You should also have plenty of airline options to choose from since 4 airlines have flights from the Ontario airport to Johnson City. It is only a 3.1 mi journey to Ontario (ONT) from Ontario’s city center.

  • How long is the flight from Ontario to Johnson City?

    A quick flight from Ontario to Johnson City can take about 7h 24m. Delta provides one of the quickest options available for as low as $379. There are 1980 mi between Ontario and Johnson City. This flight may include one or multiple stops.

  • Can I find deals for flights from Ontario to Johnson City that include hotel bookings?

    Yes. In addition to deals on Ontario to Johnson City flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Johnson City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Johnson City.

  • Can I find deals for business class flights from Ontario to Johnson City?

    Yes. Cheapflights offers flight deals from Ontario to Johnson City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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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 August 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$228Average$440FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$273Average$520FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$312Average$525FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$319Average$657FlexibilityNo cancel feeOn-time63%

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