What is the average price of a travertine tile?

The average price of a Travertine tile is $14.14 per square foot, with an area of about 250 square feet. The most expensive tiles can cost, on average, $69.44 for a tile that's just over 1 square foot in size. Tile prices range from $0.00 per square foot for cheap tiles to $1,135 per square foot for the most expensive types of travertine tiles called Novella travertine which are hand carved with abstract designs and sell at around $24/square foot or more depending on the pattern and quality desired.