Your next trip, last seen at €173
Lowest observedWhen to fly
Only the months listed carry an observed fare so far. The other months are not empty, we simply have not checked them yet: pick any day in the calendar and we run a live search for it.
Explore datesFind the dates that work for you
The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
One-way fare
Only the months listed carry an observed fare so far. The other months are not empty, we simply have not checked them yet: pick any day in the calendar and we run a live search for it.
- Lowest observed
- €173, departing 6 Apr 2027 (Last checked: 21 Oct 2026)One-way fareCheck live prices for this route
- Airlines seen
- American Airlines, Delta Air Lines, Southwest Airlines, United Airlines
- Typical journey time
- 3h 37m
About this route
Explore the fares we observed from Knoxville to Austin. Prices move often, so pick your dates to see the latest options.
- Route distance
- 1,433 km
- Typical journey time
- 3h 37m
- Seen on fares with a connection
- American Airlines, Delta Air Lines, United Airlines, Southwest Airlines
Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.
A clearer picture of your fare
If the observed fare for this date drops, we will email you. At most one message a day.
Airport to city: straight-line distance
- McGhee Tyson Airport (TYS) → Knoxville, city gazetteer reference point (35.9606, -83.9207): ≈ 18 km.
- Austin Bergstrom International Airport (AUS) → Austin, city gazetteer reference point (30.2672, -97.7431): ≈ 11 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest one-way fare we saw per airline
Cheapest airline from Knoxville to Austin: American Airlines, from €173 (checked 21 Oct 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| American Airlines | €173Apr 6, 2027 | 6 |
| Delta Air Lines | €173Apr 6, 2027 | 6 |
| Southwest Airlines | €173Apr 6, 2027 | 6 |
| United Airlines | €173Apr 6, 2027 | 6 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much is a flight from Knoxville to Austin?
The lowest fare Routavio has observed is €173, found on 21 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Knoxville to Austin?
In our observations April 2027 is the cheapest month so far, at €173.
Are there direct flights from Knoxville to Austin?
Our data holds no non-stop flight from Knoxville to Austin. The fares on this page include at least one stop.
Which airlines fly from Knoxville to Austin?
Routavio has seen these carriers on the route: American Airlines, Delta Air Lines, Southwest Airlines, United Airlines.
Which airline has the lowest fare from Knoxville to Austin?
Cheapest airline from Knoxville to Austin: American Airlines, from €173 (checked 21 Oct 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide · Price and schedule freshness on Routavio
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Recently observed fares. Prices may change.