The 2017 Seongnam FC season was Seongnam FC's first edition in K League Challenge since its establishment in 1989 as Ilhwa Chunma Football Club and in its current name, Seongnam FC. The team contested the 2017 Korean FA Cup.
Seongnam FC set up the pre-season plan to stay in Namhae, Mokpo and Murcia, Spain.
Seongnam FC focused on fitness training in Namhae.
Seongnam FC had practice matches against University teams and a Korea National League side nearby.
Seongnam FC stayed in Murcia and had practice matches in Pinatar Arena Football Center. All the schedule were coordinated by an agent, HMSports.
After the match against FC Cartagena, Seongnam FC squad return to South Korea, arriving on 23rd Feb 2017.