Kuching International Airport Plaza Premium Lounge. When you’re in between flights at Kuching International Airport and in need of a place to relax, head to the Plaza Premium Airport Lounge. This onsite facility, located in the domestic departures terminal, offers amenities to ensure your comfort before boarding your domestic flight. Use the wireless network to check your email; enjoy food and complimentary beverages; or read a newspaper in a comfortable chair. Three options are available to give you flexibility for the length of time you need. Book with us and Save 22% Off Kuching International Airport Plaza Premium Lounge.