Originally Posted by
So Pang
Hi, I have an almost identical itinerary with OP from HKG (Thai Airways) via BKK to SIEM REAP, (Bangkok Airways), may I ask if I need to clear Customs even though I do not need to claim my luggage in BKK?
Thanks.
So long as you can get your bags sent all the way through you won't need to go through immigration nor customs. You'll simply stay airside, go through transfer security and await your continuing flight to REP.