PG138 schedule. (Bangkok Airways flht: Ko Samui

pg 138Bangkok Airways PG 138 Koh Samui to Bangkok Flht Information. Bangkok Airways Flht PG138 connects Koh Samui, Thailand to Bangkok, Thailand, taking off fromPG 138 is a domestic flht departing from the Ko Samui airport (USM) and arriving at Bangkok Suvarnabhumi airport (BKK). The flht distance is 289 miles