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Diving in Koh Chang

Explore diving in Koh Chang

If you want a trip that is off the beaten track then diving in Koh Chang is a great choice. With stunning coral reefs and epic wreck dives this rainforest-adorned island boasts gentle currents and a laid back bohemian vibe.

Wreck diving in Koh Chang is king - these waters hold Thailand's largest vessel. Alongside wreck exploration there are pinnacles to swim around, pretty reefs to drift over and marine life to come face-to-face with. Over 30 sites keep you enthralled dive after dive.

Barracuda, groupers, sting rays, tuna and cobia together with a range of critters and reef fish keep your log book full. Look out for turtles, nudibranchs, moray eels and larger fish such as trigger fish and barracuda. The world's biggest fish - the whale shark - is an occasional visitor for lucky divers.

When to dive in Koh Chang

For diving in Koh Chang trips run all year but the main scuba diving season is from November until May. Koh Chang has two seasons: the cool season runs from November-February, the hot season from March-May. The average sea temperature is around 84°F/29 °C - warm enough to dive with just a rash vest.

Koh Chang's world-famous wreck is spectacular in all seasons but if you dive in March-May you may come face-to-face with whale sharks. Barracuda, grouper, squid and octopus parade around even in the cooler months.

Whilst diving in Koh Change expect to see the usual suspects- barracuda, grouper, squid and octopus throughout the year. If luck is on your side, whale sharks are visitors to the wreck during High Season so keep your eyes peeled.

Dive sites and dive shops in Koh Chang

Find local PADI dive shops and explore the top dive sites with our map.

Common marine life sightings for Koh Chang

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More Information

The island of Koh Chang lies just off the coast of Trat in southern Thailand and is accessed by ferry. There a several ways to get to the ferry terminal in Trat. By plane: Trat Airport is a 30 minute drive from the ferry departure point. There are regular domestic flights from Bangkok to Trat (50m).

Public buses run from Bangkok to Koh Chang and take up to seven hours. There are several options but the most popular is catching the #999 bus from Ekamai (Eastern) Bus Terminal to the ferry piers in Trat.

Ferry crossing time from Trat to Koh Chang Island is 30-45m and there are numerous crossings each day. Plan your trip so that the ferry and flight times coincide (the last flight from Bangkok to Koh Chang usually arrives in time for you to catch the last ferry).

If you plan to do some island hopping to see the wonders of offshore dive sites, ferries provide services between Koh Chang, Koh Kood, Koh Mak and Koh Wai.

Time Zone
220-240 V
Bar (bar)
A, B, C
English, Thai
1st Stage
INT / Yoke / K
Domestic airports
Trat (TDX)
International airports
Suvarnabhumi Intl (BKK)

Popular courses: Koh Chang


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