When flying from Jakarta to Ipoh, 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 Jakarta to Ipoh, you will be flying into Ipoh. Ipoh (IPH) is just 2.1 km from the centre vof the city. Ipoh is the only Ipoh airport and it handles 0 inbound flights from Jakarta per day. 0 airlines have flights to Ipoh from Jakarta on a regular basis.
CGK stands for Jakarta Soekarno-Hatta Intl Airport, while IPH stands for Ipoh 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.