When flying from Cebu to Douala, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
For a flight from Cebu to Douala, you will be flying into Douala. Douala (DLA) is just 4.1 km from the center of the city.
CEB stands for Cebu City Mactan Intl Airport, while DLA stands for Douala Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.