Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Indonesia to Cameroon as you normally would.
DPS and DLA are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. DPS to DLA refers to a flight route from Denpasar Bali Ngurah Rai Airport to Douala Airport. Yaoundé Nsimalen Airport (NSI), Garoua Airport (GOU), Maroua Salam Airport (MVR), Ngaoundere Airport (NGE) are other airports near this flight route and their unique identifiers/IATA codes.