$144 Cheap Flights from Ontario (ONT) to Tri-Cities (TRI)

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Cheap Flights from Ontario to Tri-Cities (ONT-TRI)

Prices were available within the past 7 days and start at $144 for one-way flights and $288 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Delta
Delta
American Airlines
American Airlines
Delta
American Airlines
Delta
Delta
Delta
Flights from Ontario (ONT) to Tri-Cities (TRI)
Origin airport
Los Angeles - Ontario Intl.
Destination airport
Tri-Cities Regional
Airlines serving
American Airlines, Delta
Roundtrip price
$288
Distance
1980 mi

Ontario to Tri-Cities Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Ontario to Tri-Cities offer the perfect respite. Not only does exploring Tri-Cities provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from Ontario to Tri-Cities may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from to today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of Tri-Cities are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to Tri-Cities more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Tri-Cities is $144 now!

Frequently asked questions

How much is a one-way flight from Los Angeles - Ontario Intl. Airport (ONT) to Tri-Cities Regional Airport (TRI)?
Arrange your next trip with Expedia and you could bag one-way Ontario flights to Blountville from just $384. This was the cheapest fare found for this route leaving in the next three months — an American Airlines flight, leaving from ONT on June 25 2024 and touching down at Tri-Cities Airport. The price was last updated on June 14 2024 and has not changed since. Can’t wait to pick up your own bargain? Awesome deals are at your fingertips.
Is it cheaper to buy a plane ticket from Ontario Airport to Tri-Cities Regional Airport (TRI) last minute?
When it’s time to book your flights, being prepared pays off. While you may be able to score a last-minute deal on an ONT to Tri-Cities Regional Airport (TRI) flight, fares usually don’t get cheaper as the date of departure nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to lock in a domestic flight is between 28 – 35 days in advance. For international travel it’s three to four months.
What is the cheapest airline flying from ONT to TRI in the next 90 days?
Based on airfares found on Expedia with a departure date within the next 90 days, American Airlines is the cheapest airline flying from Ontario to Blountville. The fare between these destinations starts at $384. This flight jets off from Ontario Airport on June 25 2024 and lands at TRI. The price was updated on June 14 2024 and has not changed since.
What's the cheapest price for a flight from ONT to TRI next month?
Lock in a one-way flight from Ontario to Blountville for only $384. This is the cheapest ticket for this trip with a departure date in the next month. It’s an Delta flight leaving Los Angeles - Ontario Intl. Airport (ONT) on June 25 2024 and landing at TRI. The pricing info was last updated on June 14 2024 and has not changed since. It was found after looking at all available flights on Expedia within the next 30 days.
What airports do you fly into for Blountville from Los Angeles?
From Los Angeles, you can fly into Blountville via Tri-Cities Regional Airport (TRI), Abingdon, VA (VJI-Virginia Highlands) and Wise, VA (LNP-Lonesome Pine). Find out which airport is right for you before making your decision. If you choose Tri-Cities Regional Airport (TRI), it’s around 6 mi southwest of the downtown area. Use the cash you save when booking your ticket with Expedia to discover the city’s well-known sights, such as Bristol Motor Speedway and Bristol Dragway.
Can I change the date of my flight from Ontario Airport to Tri-Cities Airport?
It’s a piece of cake to make amendments to your ONT to Tri-Cities Regional Airport (TRI) trip yourself. Access your itinerary via the Expedia Trips portal and choose “change flight.” Look around for new flights and lock in the one that better suits your plans. You’ll see an estimate of your flight change fee, if applicable. You can also find your way to our Customer Service portal to chat to our Virtual Agent and quickly get answers to your questions.
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