Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Tacloban City to Kota Kinabalu as you normally would.
This is defined as Tacloban City D.Z. Romualdez Airport (TAC) and Kota Kinabalu Airport (BKI). Codes like Kota Kinabalu Airport are often used to just call airports uniquely.