Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kuching to Jerusalem as you normally would.
Related info for your journey
Useful info, stats and facts about Kuching to Jerusalem flights.
For a flight from Kuching to Jerusalem, you will be flying from Kuching. Kuching (KCH) is just 7.4 km from the centre of the city. Kuching is the only Kuching airport and it handles 0 outbound flights to Jerusalem per day. 0 airlines have flights to Jerusalem from Kuching on a regular basis.
These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Kuching Airport to Tel Aviv Ben Gurion Intl Airport flight would often be abbreviated as a KCH to TLV flight.