Heads up: some links here are affiliate links. Book or buy through them and we may earn a small commission at no extra cost to you. We only point you to things we would actually use. Phuket is Thailand’s largest island, an Andaman Sea beach destination big enough that “Phuket” isn’t really one place: pick a beach base, Patong for nightlife, Kata for a first-timer’s mix of both, and day-trip out from there rather than trying to circle the whole 48km-long island.