Clear immigration and collect bags; if you have time, grab a light snack at the airport. If you prefer to avoid city time, take an onward flight to Koh Samui the same day (recommended).
Short visit to the Big Buddha and nearby Wat Plai Laem — cultural, photogenic sites right next to each other; good for a gentle first afternoon. Typical opening 7:00–18:00.
If it’s a market night (Fisherman's Village Walking Street is weekly — check schedule), enjoy stalls, live music and desserts; otherwise stroll the beach.
Half-day class covering market visit and hands-on preparation of 4–5 Thai dishes — great cultural immersion. Typical class 9:00–13:00; book in advance.
Boat tour includes snorkeling, kayaking, viewpoint hike, and lunch; boats usually depart 7:30–8:30 and return 16:00–17:00. Bring water shoes and sunscreen.
Half- to full-day spa program including scrub, massage and facial — many resorts offer packages 10:00–18:00. Perfect relaxation day before island-hopping.
Half-day boat trip to famous Koh Nang Yuan for snorkeling and one of Thailand’s best viewpoints; park entry fee about THB100–200, boats operate 9:00–16:00.
If you want a touch of culture, visit Wat Pho (open 8:00–18:30) and view the Grand Palace from outside or enter (Palace open 8:30–15:30) — allow 2–3 hours total to avoid rush and heat.