Cheap Flights from Knoxville to San Antonio
No deal from Knoxville to San Antonio has cleared our price bar yet. What we have seen on the route is below.
Across 1 month of observations from Knoxville to San Antonio, the lowest round-trip fare we recorded was $316, in October. The typical fare was $388.
The most recent price we saw on this route was $316 on United, seen Oct 31. It is an unverified observation and may have changed.
See every deal from Knoxville, to San Antonio, or the return direction San Antonio to Knoxville.
Latest price we saw: Knoxville to San Antonio
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 San Antonio (SAT) | $316 | 16.7¢ | Nov 21 – Nov 27 | United | Oct 31 | Check price |
Price history: Knoxville to San Antonio
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $316 | $388 | 18 |
Frequently asked questions
How many flight deals from Knoxville to San Antonio are on Sparkflights right now?
There are 0 verified deals from Knoxville to San Antonio on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Knoxville to San Antonio?
The lowest fare we've recorded from Knoxville to San Antonio is $316, based on 18 price observations over 1 month.
How much does a flight from Knoxville to San Antonio cost?
The typical round-trip fare we observed from Knoxville to San Antonio is $388, against a recorded low of $316. These are observations, not quotes.
What is the current price from Knoxville to San Antonio?
The most recent fare our sweep saw from Knoxville to San Antonio is $316, on Oct 31. It is an unverified observation rather than a verified deal, so check it before booking.