The best Krabi tour from Phuket by boat: eighteen listings, ranked by what they reach

This niche splits cleanly in two, and almost every disappointment we can see in the listings comes from booking the wrong half.

The crossing. One hour of open water, no stops, a seat and your luggage. It is transport, and it is priced like transport: $32 shared, or $141 for a private door-to-door service. If your hotel is in Ao Nang tonight, this is the right purchase and nothing on this page beats it.

The day out. Seven to ten hours, the same direction, with the bay in the middle of it. Fares run from $46 to $140, and they include lunch, canoes, a guide and hotel transfers. You end the day back in Phuket, not in Krabi.

That last sentence is the one people miss. A day trip is a return journey. If you are moving hotels, a tour is not a transfer, however much of the same water it covers. The one listing that does both is the eleven-and-a-half-hour day that carries your luggage across while you take a private boat tour at the islands mid-channel, at $423.

Once you know which half you are in, the choice is narrow. For the crossing it is a question of shared or private. For the day out it comes down to three things: whether the lagoon at Koh Hong is included, whether the national park fee is inside the fare, and how many hours you are willing to give the sea.

By record. $57 carries 2,129 reviews at 4.4, the largest count on this site, and $59 has 982 at 4.7. If you want the reassurance of volume, those two are where it is.

By rating. $64 holds 4.8 across 950 reviews, which is the strongest combination of score and volume in this niche. The private transfer $141 sits at 4.9 but across 31 reviews, and the private charter $933 at 5.0 across five.

By fare. $32 is the lowest price on this site and $46 the lowest of any full day. Both are also well reviewed, which is not always how the cheapest listing behaves.

By what is included. $65 states the national park fee is in the price; $64 includes two meals; most of the day trips include hotel transfers. Read those lines before you compare two fares that look close.

By time on the water. One hour on the direct crossing, three on the transfer via Koh Yao, seven to ten on the day trips. The best Krabi tour from Phuket by boat for a family with small children is rarely the longest one.

By privacy. $933 is a charter of the whole boat for the bay, and $141 is a private vehicle to Krabi or Ao Nang. Everything else on this site is a shared bench.

Overall, book $46. It is the best Krabi tour from Phuket by boat on this site because it refuses to choose: Phang Nga Bay, James Bond Island, the caves at Panak and the lagoon at Hong Island in one eight-hour day, with hotel transfers and lunch on board, at the lowest day-trip fare we list and 4.7 across 377 reviews. It also lets you pick a speedboat or a slower cruise.

If you are moving hotels, book $32. One hour on the water, 4.6 across 374 reviews, straight to Krabi, Railay or Ao Nang, and the lowest price on this site. Nothing on this page reaches the Krabi side faster.

If you want the strongest record, book $57. Seven hours, 2,129 reviews at 4.4. When a listing has been sold that many times and still holds its score, that is the most reliable signal in this niche.

If you want the best-rated day, book $64. Eight hours, 4.8 across 950 reviews, canoeing at Hong Island, the beach at Palm Beach Club on Yao Yai, and breakfast as well as lunch in the price.

If there are four or five of you with luggage, book $141. A private transfer to Krabi or Ao Nang with airport or hotel pick-up, a chosen pick-up time and a desk staffed around the clock, at 4.9 across 31 reviews. Split between a family it stops looking expensive.

If you want the day on your own terms, book $933. The whole speedboat for eight hours in Phang Nga Bay, no other guests aboard, private pick-up and drop-off. It is the highest price on this site and the only one where the timetable is yours.