Find Cheap Flights from Austin to Knoxville (AUS - TYS)

Flights overview

Useful information for finding cheap flights from Austin to Knoxville and booking your next trip

Cheapest round-trip flights	$92	Allegiant Nonstop 3 hr Fri, Jul 24 — Mon, Jul 27	The cheapest round-trip flight from Austin to Knoxville is currently $92
Cheapest one-way flight	$69	Allegiant Nonstop 3 hr Fri, Jun 19	The cheapest one-way flight from Austin to Knoxville is currently $69
Last-minute weekend getaway	$371	Frontier 1 stop 22 hr Thu, May 7 — Mon, May 11	The cheapest last-minute weekend getaway from Austin to Knoxville is currently $371
Cheapest business class flights	$498	Frontier 1 stop 23 hr Thu, Jul 9 — Mon, Jul 13	The cheapest business class round-trip flight from Austin to Knoxville is currently $498

Fastest flight	2 hr 11 min	The fastest nonstop flight from Austin to Knoxville takes 2 hr 11 min
Nonstop flights	None	There are no direct flights on this route.

When is the cheapest time to fly?

The cheapest month to fly from Austin to Knoxville is typically December. The most expensive month to fly is typically April.

December Cheapest	Typical prices: $160–485
April Most expensive	Typical prices: $285–475

Popular airlines from Austin to Knoxville

American

from $359

Typical price: $255–570

599 weekly connecting flights

AUS - TYS Every day
Delta

from $353

Typical price: $275–630

341 weekly connecting flights

AUS - TYS Every day
Southwest

from $334

Typical price: $305–560

298 weekly connecting flights

AUS - TYS Every day
United

from $378

Typical price: $305–650

195 weekly connecting flights

AUS - TYS Every day
Frontier

from $205

Typical price: $220–610

1 weekly connecting flight

AUS - TYS Every Thu

Popular airports near Austin

Austin-Bergstrom International Airport (AUS)

Austin United States 24 min 6 mi
Dallas Fort Worth International Airport (DFW)

Dallas United States 3 hr 14 min 186 mi
George Bush Intercontinental Airport (IAH)

Houston United States 2 hr 44 min 144 mi
San Antonio International Airport (SAT)

San Antonio United States 1 hr 16 min 66 mi

Popular airports near Knoxville

McGhee Tyson Airport (TYS)

Knoxville United States 21 min 11 mi
Nashville International Airport (BNA)

Nashville United States 2 hr 38 min 154 mi
Hartsfield-Jackson Atlanta International Airport (ATL)

Atlanta United States 3 hr 23 min 163 mi
Chattanooga Metropolitan Airport (CHA)

Chattanooga United States 1 hr 39 min 96 mi

Frequently asked questions about flying from Austin to Knoxville

The cheapest flights from Austin to Knoxville are usually in December. Typical ticket prices in December range from $160 to $485.

The cheapest round-trip flight from Austin to Knoxville recently found on Google Flights was with Allegiant from $92. The cheapest one-way flight was with Allegiant from $69.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest American flight from Austin to Knoxville is $359, flying from Jul 11 to Jul 12.
The cheapest Delta flight from Austin to Knoxville is $353, flying from Jul 9 to Jul 12.
The cheapest Southwest flight from Austin to Knoxville is $334, flying from Jul 30 to Aug 2.
The cheapest United flight from Austin to Knoxville is $378, flying from Jun 26 to Jun 29.
The cheapest Frontier flight from Austin to Knoxville is $205, flying from Jun 5 to Jun 8.

The cheapest round-trip flight from Austin to Knoxville starts at $92 from Fri, Jul 24 to Mon, Jul 27. The cheapest one-way flight starts at $69 and departs on Fri, Jun 19.

2 hr 11 min is the shortest flight time from Austin to Knoxville.

A common time to visit Knoxville is May–Oct, when the weather is warm and relatively dry. Summers (Jun–Aug) are warm to hot, and winters (Dec–Feb) are cool. Rain is possible year-round. The annual Big Ears Music Festival (Mar) features music, film and visual art. The Rhythm N' Blooms Music Festival sees performances in the city's historic district. The Dogwood Arts Festival (Apr) brings arts and crafts booths, live music and food stalls to Market Square.

It's easy to use Google Flights to find the cheapest days to fly from Austin to Knoxville.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.

What counts as the best airline for your flights from Austin to Knoxville really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Austin to Knoxville.

In terms of flights, American is the most popular. American offers 599 connecting flights per week. American flies from Austin-Bergstrom International Airport (AUS) to McGhee Tyson Airport (TYS) .

Other popular airlines flying from Austin to Knoxville are:

Delta offers 341 connecting flights per week. Delta flies from Austin-Bergstrom International Airport (AUS) to McGhee Tyson Airport (TYS) .
Southwest offers 298 connecting flights per week. Southwest flies from Austin-Bergstrom International Airport (AUS) to McGhee Tyson Airport (TYS) .
United offers 195 connecting flights per week. United flies from Austin-Bergstrom International Airport (AUS) to McGhee Tyson Airport (TYS) .
Frontier offers 1 connecting flights per week. Frontier flies from Austin-Bergstrom International Airport (AUS) to McGhee Tyson Airport (TYS) .

The number of connecting flights refers to distinct flights with at least one stop between Austin and Knoxville.

The cheapest round-trip flight from Austin to Knoxville recently found on Google Flights was with Allegiant from $92. The cheapest one-way flight was with Allegiant from $69.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest American flight from Austin to Knoxville is $359, flying from Jul 11 to Jul 12.
The cheapest Delta flight from Austin to Knoxville is $353, flying from Jul 9 to Jul 12.
The cheapest Southwest flight from Austin to Knoxville is $334, flying from Jul 30 to Aug 2.
The cheapest United flight from Austin to Knoxville is $378, flying from Jun 26 to Jun 29.
The cheapest Frontier flight from Austin to Knoxville is $205, flying from Jun 5 to Jun 8.

No airline flies direct from Austin to Knoxville.

There are 599 American connecting flights from Austin to Knoxville per week. Flights are available every day.
There are 341 Delta connecting flights from Austin to Knoxville per week. Flights are available every day.
There are 298 Southwest connecting flights from Austin to Knoxville per week. Flights are available every day.
There are 195 United connecting flights from Austin to Knoxville per week. Flights are available every day.
There are 1 Frontier connecting flights from Austin to Knoxville per week. Flights are available on Thursday.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

The cheapest last-minute deal between Austin and Knoxville at price $371 is offered by Frontier from Thu, May 7 to Mon, May 11.

No airline flies direct from Austin to Knoxville.

There are 599 American connecting flights from Austin to Knoxville per week. Flights are available every day.
There are 341 Delta connecting flights from Austin to Knoxville per week. Flights are available every day.
There are 298 Southwest connecting flights from Austin to Knoxville per week. Flights are available every day.
There are 195 United connecting flights from Austin to Knoxville per week. Flights are available every day.
There are 1 Frontier connecting flights from Austin to Knoxville per week. Flights are available on Thursday.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

There are no direct flights from Austin to Knoxville.

The cheapest direct (nonstop) round-trip flights between Austin and Knoxville start at $92 from Fri, Jul 24 to Mon, Jul 27 with Allegiant.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Austin to Knoxville, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.

The cheapest business class round-trip flights between Austin and Knoxville start at $498 from Thu, Jul 9 to Mon, Jul 13 with Frontier.

The cheapest economy class round-trip flights between Austin and Knoxville start at $92 from Fri, Jul 24 to Mon, Jul 27.

To book business class trips from Austin to Knoxville, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.

The best last-minute getaway deal for the next weekend between Austin and Knoxville starts at $371 from Thu, May 7 to Mon, May 11 with Frontier.

The cheapest last-minute deal between Austin and Knoxville at price $371 is offered by Frontier from Thu, May 7 to Mon, May 11.

To find last-minute flight deals from Austin to Knoxville, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.