US$84️ Cheap Flights from Austin to Knoxville (2024)

Flights from Austin to Knoxville

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Find cheap one-way flights from Austin to Knoxville starting at CNY 84.

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to book flights from Austin to Knoxville?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Cheapest airlines flights from Austin to Knoxville

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Allegiant Air

From US$84

Frontier Airlines

From US$99

United Airlines

From US$128

American Airlines

From US$207

Delta Air Lines

From US$246

Alaska Airlines

From US$289

Southwest Airlines

From US$376

ANA airlines

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Find cheap flights from Austin to Knoxville by different airports

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Austin to Knoxville.

Cheapest
AUS
09:00
2h 14m
Direct
TYS
12:14
Austin-Bergstrom International Airport - Mcghee Tyson Airport
Fri, Apr 19Allegiant Air
US$84
AUS
09:00
2h 14m
Direct
TYS
12:14
Austin-Bergstrom International Airport - Mcghee Tyson Airport
Fri, Apr 19Allegiant Air
US$84
Find More Flights

Frequently Asked Questions

When are flight tickets from Austin (AUS) to Knoxville (TYS) the cheapest?
Airlines adjust prices for flights from Austin to Knoxville based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much do flights from Austin (AUS) to Knoxville (TYS) cost?
According to Trip.com's data, the lowest price is around $509.
How long does it take to fly from Austin (AUS) to Knoxville (TYS) and what is the distance?
It takes around 2 hours 15 minutes to fly from Austin (AUS) to Knoxville (TYS).
What are the most popular airlines that fly from Austin (AUS) to Knoxville (TYS)?
Airlines with flights from Austin (AUS) to Knoxville (TYS): Allegiant Air.

How to find a cheap flight from Austin to Knoxville

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Austin to Knoxville. Book your flights at the right time and save more.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

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Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

Use the Trip.com App

Save up to £10 per person when booking your flights on Trip.com

Austin to Knoxville Flight Information

Cheapest nonstop flight price	$84
Cheapest round-trip ticket price	$139
Off-season for travel	April
Peak season for travel	October
Flight distance	1,421.89km
Average flight time	2 hours 15 minutes
Popular airline	American Airlines