Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Surabaya to Cook Islands as you normally would.
Related info for your journey
Useful info, stats and facts about Surabaya to Cook Islands flights.
Most people fly from Surabaya Juanda (SUB) if they book a flight from Surabaya to Cook Islands. Surabaya Juanda is conveniently located just 15.0 km from Surabaya’s city centre.
These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Surabaya Juanda Airport to Rarotonga Airport flight would often be abbreviated as a SUB to RAR flight. Aitutaki Airport (AIT), Atiu Island Airport (AIU), Mangaia Island Airport (MGS), Mauke Island Airport (MUK), Mitiaro Island Airport (MOI) are some additional IATA codes for airports related to your trip.