Cheap Flights from Knoxville to Austin
No deal from Knoxville to Austin has cleared our price bar yet. What we have seen on the route is below.
Across 2 months of observations from Knoxville to Austin, the lowest round-trip fare we recorded was $129, in October. The typical fare was $245. October was the cheapest month we saw and September the dearest.
The most recent price we saw on this route was $129 on Allegiant, seen Oct 31. It is an unverified observation and may have changed.
See every deal from Knoxville, to Austin, or the return direction Austin to Knoxville.
Latest price we saw: Knoxville to Austin
The most recent round-trip fare our sweep found on this route. It is not verified and may have changed since the date shown.
| From | Price | Per mile | Travel dates | Airline | Seen | Check price |
|---|---|---|---|---|---|---|
| Knoxville (TYS) to Austin (AUS) | $129 | 7.3¢ | Dec 4 – Dec 11 | Allegiant | Oct 31 | Check price |
Price history: Knoxville to Austin
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $129 | $279 | 81 |
| Sep 2026 | $193 | $210 | 111 |
Frequently asked questions
How many flight deals from Knoxville to Austin are on Sparkflights right now?
There are 0 verified deals from Knoxville to Austin on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Knoxville to Austin?
The lowest fare we've recorded from Knoxville to Austin is $129, based on 192 price observations over 2 months.
How much does a flight from Knoxville to Austin cost?
The typical round-trip fare we observed from Knoxville to Austin is $245, against a recorded low of $129. These are observations, not quotes.
When is the cheapest month to fly Knoxville to Austin?
October was the cheapest month we observed from Knoxville to Austin and September the dearest, over 2 months of data.
What is the current price from Knoxville to Austin?
The most recent fare our sweep saw from Knoxville to Austin is $129, on Oct 31. It is an unverified observation rather than a verified deal, so check it before booking.