HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Johnson City

$423+ 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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — TYS
Jun 2 — Jun 91
Tue 6/2
Tue 6/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Johnson City 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 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 May 3, 2026.

This American Airlines deal was found by Cheapflights users on 4/30. 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 5/2612:40 pm
ONT
-
TRI
1 stop7h 46m
American Airlines
Sat 5/305:23 pm
TRI
-
ONT
1 stop8h 15m
American Airlines
Deal found 4/30$423
This American Airlines deal was found by Cheapflights users on 5/1. 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.
Wed 6/107:00 am
ONT
-
TRI
2 stops11h 57m
American Airlines
Wed 7/14:12 pm
TRI
-
ONT
1 stop9h 24m
American Airlines
Deal found 5/1$492
This American Airlines deal was found by Cheapflights users on 5/1. 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 5/2212:40 pm
ONT
-
TRI
1 stop7h 46m
American Airlines
Wed 5/276:14 pm
TRI
-
ONT
1 stop7h 22m
American Airlines
Deal found 5/1$507
This Delta deal was found by Cheapflights users on 4/30. 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 6/107:05 am
ONT
-
TRI
1 stop9h 08m
Delta
Wed 7/16:00 am
TRI
-
ONT
1 stop7h 40m
Delta
Deal found 4/30$508

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 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$423
(American Airlines)

Popular in

May

Cheapest in

August

Average price

$865
Provider with most accurate pricing for Los Angeles Los Angeles-Blountville Tri Cities TN/VA flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles Los Angeles-Blountville Tri Cities TN/VA flights.
Search Deals
From Ontario to Johnson City
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($183 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 May 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

Tue 5/26

5:44 am-4:56 pm

1 stop8h 12m

Blountville Tri Cities TN/VA

Sat 5/30

5:23 pm-11:59 pm

1 stop9h 36m

$423
Quickest round-trip

OntarioBlountville

ONT - TRI

ONTTRI

Ontario

Wed 6/10

7:05 am-7:13 pm

1 stop9h 08m

Blountville Tri Cities TN/VA

Wed 7/1

6:00 am-10:40 am

1 stop7h 40m

$508
Cheapest one-way
Quickest one-way

OntarioBlountville

ONT - TRI

ONTTRI

Ontario

Tue 10/6

7:00 am-12:14 am

1 stop14h 14m

$452

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

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

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 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
7.9
Good
8,460 reviews

Crew

8.5

Food

7.2

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

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
7.9
Good
8,460 reviews
Delta
7.9
Good
8,460 reviews

Crew

8.5

Food

7.2

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

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
11,672 reviews
Delta
7.9
Good
8,460 reviews

Crew

8.5

Food

7.2

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

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 3 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 8h 12m. American Airlines provides one of the quickest options available for as low as $423. There are 1980 mi between Ontario and Johnson City.

  • 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

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 Johnson City

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Nashville flights
San Francisco to Nashville flights
Ontario to Nashville flights
San Diego to Nashville flights
Sacramento to Nashville flights
Santa Ana to Nashville flights
Las Vegas to Nashville flights
San Jose to Nashville flights
Burbank to Nashville flights
Los Angeles to Memphis flights
Oakland to Nashville flights
Long Beach to Nashville flights
Las Vegas to Memphis flights
Sacramento to Knoxville flights
Los Angeles to Knoxville flights
San Francisco to Memphis flights
San Luis Obispo to Nashville flights
Ontario to Knoxville flights
San Diego to Knoxville flights
Fresno to Nashville flights
San Francisco to Knoxville flights
Santa Ana to Knoxville flights
Ontario to Memphis flights
Los Angeles to Chattanooga flights
San Jose to Memphis flights
Reno to Nashville flights
Palm Springs to Nashville flights
Oakland to Memphis flights
Las Vegas to Knoxville flights
Monterey to Nashville flights
Fresno to Knoxville flights
San Jose to Knoxville flights
San Diego to Memphis flights
Santa Ana to Chattanooga flights
Sacramento to Memphis flights
Ontario to Chattanooga flights
Bakersfield to Nashville flights
Sacramento to Blountville flights
San Francisco to Chattanooga flights
Las Vegas to Chattanooga flights
Santa Barbara to Nashville flights
Los Angeles to Blountville flights
San Luis Obispo to Knoxville flights
Burbank to Knoxville flights
Burbank to Memphis flights
Medford to Nashville flights
Long Beach to Memphis flights
Santa Rosa to Nashville flights
Fresno to Chattanooga flights

Top 3 airlines flying from Ontario to Johnson City

Discover the top 3 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 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$209Average$425FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$274Average$456FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$288Average$450FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights