BYOJet, a subsidiary of Flight Centre, is offering $30 off flights.
Of note are cheap flights to the Philippines via Cathay Pacific/Air New Zealand. According to Google Flights:
Prices are NZD 171 cheaper than usual.
The least expensive flights for similar trips to Cebu City usually cost between NZD 970 - 1,250.
Promo code T&Cs:
Promo code can only be used on one booking. Promo code can only be used once. Only one promo code to be used per booking. This promotion is valid on international return flights departing New Zealand. This promotion excludes Trans-Tasman and domestic bookings. Select a flight, and enter promo code on the payment page and apply your discount.
Flight alert via Scott's Cheap Flights