Frontier Airlines is significantly expanding its service to and from San Antonio International Airport. The carrier said on Tuesday it plans to launch new nonstop service from the Alamo City to six additional destinations — Cincinnati, New Orleans, Orlando, Phoenix, San Diego and San Jose.
Frontier plans to offer season flights in the spring to Cincinnati, Orlando and San Jose. Beginning in October, the airline will launch year-round service to the remaining destinations.
With the added destinations,…