
Koh Tao
Season
Also good: Jan, Feb, Mar, Apr, May, Nov, Dec.
Getting there
- Fly to Koh Samui (USM, direct from Bangkok and Singapore) or Surat Thani (URT, main budget hub), then ferry to Koh Tao (2–3 hr from Surat Thani, 1.5 hr from Koh Phangan).
- Night train from Bangkok to Chumphon + ferry is the classic budget option ($15–25 total).
- Overnight bus + ferry combinations also run from Bangkok.
- The island has no airport.
Minimum stay
3 nights (5+ if doing an Open Water course)
Good for your first trip if
Open Water minimum; no special cert needed for any standard site. This is one of the world's most popular learn-to-dive destinations. PADI OW courses $250–350 (among the world's most competitive prices). The SSS recompression network lists a 24/7 hyperbaric chamber on Koh Tao itself (sssnetwork.com, checked 23 Oct 2026).
Know before you go
- The SSS recompression network lists a 24/7 hyperbaric chamber on Koh Tao (emergency line +66 81 081 9777, sssnetwork.com, checked 23 Oct 2026); confirm your shop's emergency plan and your dive insurance before diving.
- The main non-diving risk is motorbike accidents; many divers rent scooters without experience on unfamiliar roads.
- Party-related dehydration significantly raises DCS risk the next day.
- Enforce your own surface interval from alcohol the night before diving.

















