When flying from Palawan to Koh Samui, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Located just 3.3 km from the city center, Ko Samui (USM) is the airport most travelers will use when flying to Koh Samui from Palawan.
PPS stands for Puerto Princesa Airport, while USM stands for Ko Samui Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. El Nido Airport (ENI), Busuanga Airport (USU), San Vicente Airport (SWL) are other airports near this flight route and their unique identifiers/IATA codes.