Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Tacloban City to Oslo as you normally would.
Located just 3.1 km from the city center, Tacloban City D.Z. Romualdez is the airport most travelers will use when flying to Oslo from Tacloban City. Booking flights from D.Z. Romualdez (TAC) to Oslo should be relatively easy as there are 0 daily outbound flights to Oslo from 0 different airlines.