Nonstop flights from Knoxville to Austin
2 airlines fly this route.
TYSKnoxville McGhee Tyson
881 mi · 8 flights a week
AUSAustin-Bergstrom International
When they leave
Knoxville time8:30a6:45pFirst departure 8:30 AM, last 6:45 PM
Three in the morning, 8:30 AM to 11:35 AM, then three in the afternoon, 1:30 PM to 4:50 PM, then one evening flight at 6:45 PM.
Every flight
Earliest first
Schedules last checked Sep 22, 2026. Times are local.
Flying from Knoxville to Austin
Southwest Airlines flies most often, 5 times a week on the Boeing 737 and Boeing 737-700. Allegiant Air flies on Mondays, Wednesdays and Fridays with the Airbus A320.
Flights run every day except Tuesdays, up to 3 a day. The first arrival in Austin is at 9:50 AM and the last at 8:20 PM. The flight covers 881 miles.
Allegiant Air flies it until Jan 4, 2027. American Airlines stopped flying it after Sep 27. Delta Air Lines stopped flying it after Sep 27.
More from Knoxville
Find the cheapest day to fly from Knoxville to Austin.
Schedules as of Oct 9, 2026.