Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from General Santos to Jakarta as you normally would.
For a flight from General Santos to Jakarta, you will be flying from General Santos Intl. General Santos Intl (GES) is just 7.0 km from the center of the city. General Santos Intl is the only General Santos airport and it handles 0 outbound flights to Jakarta per day. 0 airlines have flights to Jakarta from General Santos Intl on a regular basis.