SIOUX CITY, Iowa (AP) -

Frontier Airlines plans to suspend Sioux City service on Oct. 24.

Sioux City airport director Curt Miller says an email from Frontier described the suspension as a seasonal shutdown. He says Frontier indicated it would contact him after Jan. 1 to talk about future flights.

Frontier has been serving Sioux City since June 12 with flights to Denver on Mondays, Wednesdays and Fridays.