The best month to fly between Dumaguete and Manila is December and the most expensive month to fly is January. (Average prices, based on 467 datapoints.)
The best day to arrive at Dumaguete is Saturday and it would be best to avoid Monday, as prices are on average 25.82% higher than on Saturday. (Average prices, based on 8720348 datapoints.)
The best time to fly is at around 7. (Average prices, based on 3660 datapoints.)