FerryConnect

Thailand

Koh Samui → Koh Yao Yai

12Go lists 2 departures a day between 06:00 and 07:00 from Koh Samui to Koh Yao Yai, run by Sapthaweephol Tour and Travel, taking 7h 40m – 8h 40m. Bookaway lists 1 operator with departures from 07:00 to 07:00, taking 7h 40m to 8h 10m. No operator publishes a timetable for this crossing, so these are booking-site times: check yours before you travel.

⏱ 7h 40m – 8h 40m🚢 1 operator📅 2 departures a day between 06:00 and 07:00, as listed by 12Go
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Koh Samui to Koh Yao Yai ferry at a glance

The ferry from Koh Samui to Koh Yao Yai takes 7h 40m – 8h 40m across the Gulf of Thailand and Andaman Sea, operated by Sapthaweephol Tour and Travel. It is a foot-passenger service; vehicles are not carried. Typical frequency: 2 departures a day between 06:00 and 07:00, as listed by 12Go.

Crossing times and frequencies are typical figures and vary by season. Confirm the current timetable with the operator or booking partner before you travel. Route facts last reviewed 2026-10-26.

Sources: 12go.asia · bookaway.com · bookaway.com · How we verify

Return crossing: Koh Yao Yai to Koh Samui

Sapthaweephol Tour and Travel also sails Koh Yao Yai to Koh Samui, taking 7h 40m – 8h 40m.

Koh Samui to Koh Yao Yai ferry timetable & sailing pattern

Times from 12Go and Bookaway, check before you travel. No operator publishes a timetable for this crossing, so these are the departures 12Go and Bookaway lists.

Times from 12Go and Bookaway, check before you travel: 2 departures a day between 06:00 and 07:00

Departures listed by 12Go and Bookaway

  • Sapthaweephol Tour and Travel: 06:00 → 14:40, 07:00 → 14:40

Timetables change by season and date. Check exact departures and live seats for your travel date before you book.

Check prices & book on 12Go →

Source: 12Go and Bookaway schedule (booking sites; no operator timetable published). Verified 2026-10-26.

Maritime Crossing Route Map

Interactive sea passage between Koh Samui and Koh Yao Yai

📐 119 Nautical Miles
Koh Samui⇄Koh Yao Yai
⏱ 7h 40m – 8h 40m · 📐 119 nm
© OpenFreeMap / OSM
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Ready to cross from Koh Samui to Koh Yao Yai?

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Operators on This Route

OperatorCrossing TimeVessels
Sapthaweephol Tour and Travel7h 40m – 8h 40mVan + speedboat

Route Features

🚗

Vehicles

Foot passengers only

🚶

Foot Passengers

Walk-on passengers welcome

🐕

Pets

No pet facilities

📐

Distance

119 nautical miles

Getting There & Onward Transport

    Tips for the Koh Samui to Koh Yao Yai Crossing

    • No operator or government timetable is published for this crossing. The times on this page are the ones 12Go and Bookaway listed on 26 October 2026; check yours when you book and again before you travel.
    • The ticket covers the car ferry to the mainland, the van across to the Andaman coast and the speedboat to Koh Yao Yai.
    • Going back: 12Go lists Sapthaweephol’s Koh Yao Yai → Koh Samui van + ferry ticket at 09:00 (arriving 15:30) and 11:00 (arriving 17:30); Bookaway lists departures from 09:00 to 11:00, taking 6h 30m (checked 26 October 2026).
    • Koh Yao Yai (Klong Hia Pier) and Koh Yao Noi (Manoh Pier) are separate stops about 2.7 km apart across the channel, often served by the same Bundhaya boat a few minutes apart. Check that your ticket names the right island.

    Related Ferry Crossings

    Also sails from Koh SamuiSurat Thani (Donsak) → Koh Samui45m – 1h 30m · Seatran Ferry, Raja Ferry, LomprayahAlso sails from Koh SamuiKoh Samui → Koh Phangan20m – 1h · Lomprayah, Seatran Discovery, Boonsiri High Speed Ferries, Songserm, Raja FerryAlso sails from Koh SamuiKoh Samui → Koh Tao1h 25m – 2h 30m (longer with a change on Koh Phangan or on the slow ferry) · Lomprayah, Boonsiri High Speed Ferries, SongsermAlso sails from Koh SamuiChumphon → Koh Samui3h 45m – 4h 45m · Lomprayah, Boonsiri High Speed FerriesAlso sails from Koh SamuiSurat Thani → Koh Samui1h 30m – 2h · LomprayahAlso sails from Koh SamuiBangkok → Koh Samui14h – 14h 15m (bus + boat) · Lomprayah
    ⛴ All ferries from Koh Samui⛴ All ferries from Koh Yao Yai🌊 Gulf of Thailand ferries🌊 Andaman Sea ferries🗺 All ferries in Thailand🔎 Search all routes

    Frequently Asked Questions

    How long does the boat from Koh Samui to Koh Yao Yai take?
    7h 40m – 8h 40m on the departures 12Go lists. Bookaway gives 7h 40m to 8h 10m. Times depend on the boat and the sea, and no operator timetable is published, so check the time on your ticket.
    What time is the first and last boat from Koh Samui to Koh Yao Yai?
    12Go lists 2 departures a day between 06:00 and 07:00. Bookaway shows the earliest at 07:00 and the latest at 07:00. These are booking-site times checked on 26 October 2026; they change with the season and the weather, so confirm before you travel.
    Who runs the boats from Koh Samui to Koh Yao Yai?
    12Go lists Sapthaweephol Tour and Travel; Bookaway lists 1 operator on the route. 12Go's tickets start from THB 768.
    How often does the Koh Samui to Koh Yao Yai ferry sail?
    Times from 12Go and Bookaway, check before you travel: 2 departures a day between 06:00 and 07:00. These are the departures 12Go and Bookaway listed (checked 2026-10-26); no operator timetable is published, so check before you travel.
    Which ferry companies sail from Koh Samui to Koh Yao Yai?
    Sapthaweephol Tour and Travel operates this route. Compare sailing times and ticket types before booking, as they often differ between operators.
    Can I take my car on the Koh Samui to Koh Yao Yai ferry?
    No. This is a foot-passenger service and vehicles are not carried. Use parking near the departure pier or public transport to reach it.
    Can I take the Koh Samui to Koh Yao Yai ferry as a foot passenger?
    Yes. Foot passengers can travel on this route. Allow time to reach the passenger terminal and check the operator’s check-in closing time.
    Are dogs and pets allowed on the Koh Samui to Koh Yao Yai ferry?
    This route has no dedicated pet facilities. Assistance dogs are normally carried, but confirm with the operator before travelling.
    How far is Koh Samui from Koh Yao Yai by ferry?
    The sea crossing is about 119 nautical miles (roughly 220 km).