Grab Philippine Airlines sale tickets 2018 to 2019 for local and international trips! Promo update: Booking of Philippine Airlines Seat Sale is extended until September 30, 2018! Avail Philippine Airlines one-way base fare promo as low as 399 Pesos for select local Philippine destination. Cheap base fare promos can be booked from/ to Manila, Clark, Cebu or Davao. […]