Space-A remains infrequent.
A one way commercial ticket from Guam is about $450.
The RAO van is available for airport pickup for a fee of 2,500 pesos, about $50. Commercial vans are available in Olongapo for airport pickup for a fee of about 2,800 pesos. Avis taxis can be rented for the trip to Olongapo, about $80, at the desk just after leaving the baggage and customs area of the old terminal. Air Philippines flies between SBFZ (Cubi) and the Manila domestic airport (adjacent to the international airport and requires a taxi ride) on a very limited schedule. Check with the RAO prior to your trip for departure times.
Philippine Air Lines uses the new international terminal at the Manila International Airport.