AVANT Airlines made its first flights to La Serena in 1997. In the following months AVANT was flying to different cities of Chile. In 1998 it acquired another Chilean airline, National Airlines, for 24 million US Dollars.
In 1999 AVANT went into bankruptcy despite having 30% of the Chilean air market. Its last flight was in 2001, a flight from Santiago to Calama, bringing the airline's existence to an end.