Starting Dec. 10, Frontier Airlines is adding a snowbird-friendly flight from Philadelphia International Airport to Sarasota, Fla.

The seasonal service will operate on Mondays and Fridays. It's the 24th route that low-cost carrier Frontier is offering to and from Philadelphia. The airline announced an introductory sale that ends Aug. 29 at 11:59 pm, with one-way fares between PHL and SRQ for $49.