Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kuching to Barcelona as you normally would.
Related info for your journey
Useful info, stats and facts about Kuching to Barcelona flights.
Kuching (KCH) is the airport you will fly out of if you book a flight from Kuching to Barcelona. You should not have trouble finding flights to Barcelona from Kuching; the airport handles an average of 0 outbound flights to Barcelona per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Kuching airport to Barcelona. It is only a 7.4 km journey to Kuching (KCH) from Kuching’s city centre.
Kuching Airport is KCH and Barcelona-El Prat Airport is BCN. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Girona Costa Brava Airport (GRO), Reus Airport (REU), La Seu d'Urgell Aeroport De La Seu Airport (LEU), Lleida-Alguaire Airport (ILD).