Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Iloilo City to Johor Bahru as you normally would.
Related info for your journey
Useful info, stats and facts about Iloilo City to Senai flights.
These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Iloilo City Mandurriao Airport to Johor Bahru Sultan Ismail Intl Airport flight would often be abbreviated as a ILO to JHB flight.