The easiest way to to get to your destination is a direct flight. Direct flights for from Manila to Guam are offered by:
Please keep in mind that depending on the number of days remaining until your departure, ticket prices for Manila – Guam could increase more than twofold.
Aviasales.ge suggests buying tickets for Manila – Guam in advance in order to choose the conditions for your flight that best suit your preferences and budget.
Also view:
Manila airports serving flights to Guam:
Guam airports accepting flights from Manila: