When flying from Siargao Island to Kota Kinabalu, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
If you book a flight to Kota Kinabalu from Siargao Island, you will be flying to Kota Kinabalu, which is the city’s only airport. Kota Kinabalu (BKI) is located 5.8 km from the center of Kota Kinabalu.