$189 Cheap Flights from Tri-Cities (TRI) to Austin (AUS)

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Cheap Flights from Tri-Cities to Austin (TRI-AUS)

Prices were available within the past 7 days and start at $189 for one-way flights and $372 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Delta
Delta
Delta
Delta
Delta
Delta
Delta
Delta
Delta
Flights from Tri-Cities (TRI) to Austin (AUS)
Origin airport
Tri-Cities Regional
Destination airport
Austin-Bergstrom Intl.
Airlines serving
American Airlines, Delta
Roundtrip price
$372
Distance
980 mi

Tri-Cities to Austin Flights

The cheapest times to fly from Tri-Cities to Austin

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Tri-Cities to Austin are during the month of May. You can find some of the cheapest flights from Tri-Cities to Austin with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Tri-Cities to Austin

Sunday is one of the best days to book for cheap flights from Tri-Cities to Austin: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Tri-Cities to Austin

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Tri-Cities to Austin in 2025. You can also book with separate airlines for your outbound and return journeys, from $189 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Tri-Cities to Austin flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Tri-Cities to Austin airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

Is it cheaper to buy a plane ticket from Tri-Cities Airport to Austin--Bergstrom International Airport last minute?
Being the spontaneous type is an amazing way to travel around, but it’s not necessarily the best method to find a bargain plane ticket. Think about booking your TRI to Austin–Bergstrom International Airport journey well ahead of time instead of waiting till the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. Leave your spontaneity for when you get to Austin–Bergstrom International Airport!
What airports do you fly into for Austin from Blountville?
With Austin-Bergstrom Intl. Airport (AUS), Killeen-Fort Hood Regional Airport (GRK) and Skylark Field Airport (ILE) to choose from, getting from Blountville to Austin is no sweat. The city’s major hub, Austin-Bergstrom Intl. Airport (AUS), is roughly 6 mi southeast of the center. Apart from the price of fares, consider factors like bus or train options from the airport and the distance to your hotel before making your decision. Get your Austin adventure off to a terrific start by checking out University of Texas at Austin and Zilker Park.
Can I change the date of my flight from TRI to Austin-Bergstrom Intl. Airport (AUS)?
We know life happens and plans change, so Expedia is here to help make amending your trip as easy as possible. To start, access your Tri-Cities Airport to Austin-Bergstrom Intl. Airport (AUS) itinerary through the Expedia Trips portal and read the fare rules and restrictions about change fees or other charges. If you booked your fare in the last 24 hours, some carriers will let you cancel without charge and organize new flights. If you booked your fare more than 24 hours ago, connect with us via our Customer Service portal to run through your options.

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*Available to One Key members.