There are 2 way(s) to get from Donsak to Koh Samui
Fares and times checked on 12go.asia for a high-season departure. Book with Direct Ferries (form at the top of the page) or 12go.asia.
Operators and piers — Donsak → Koh Samui
For a departure on 15 December 2026, 12go.asia listed 7 departures from Donsak to Koh Samui by boat, run by 7 companies, including Lomprayah, Raja Ferry, Boonsiri High Speed Ferries, Seatran Ferry, Raja Car Ferry and Songserm. Fares ranged from €7 to €21 per adult, with the fastest trip taking 45 min.
| Operator | Type | Departures | Fare | Time | From → to |
|---|---|---|---|---|---|
| Lomprayah | Boat | 1 | €12 | 45 min | Donsak Lomprayah Ferry → Lomprayah Nathon Pier |
| Raja Ferry | Boat | 1 | €7 | 1h 30min | Donsak Raja Ferry → Lipa Noi Koh Samui |
| Boonsiri High Speed Ferries | Boat | 1 | €12 | 1h | Surat Thani Donsak Boonsiri Office Catamaran → Koh Samui Nathon Pier Catamaran |
| Seatran Ferry | Boat | 1 | €9 | 1h 30min | Donsak Seatran Ferry → Na Thon Seatran Ferry Pier |
| Raja Car Ferry | Boat | 1 | €21 | 1h 30min | Donsak Raja Ferry → Lipa Noi Koh Samui |
| Songserm | Boat | 1 | €12 | 45 min | Songserm Pier → Na Thon Koh Samui Songserm |
| Songserm Express | Boat | 1 | €13 | 45 min | Songserm Pier → Na Thon Koh Samui Songserm |
| Boonsiri High Speed Ferries | Minivan / bus | 1 | €21 | 4h 25min | Nangkham Beach Any Hotel → Koh Samui Hotel Transfer Shuttle Service |
| Easyride Services | Private transfer / charter | 1 | €94 | — | Donsak Piers → Koh Samui Hotel Transfer |
| Boonsong Travel and Transfer | Private transfer / charter | 1 | €788 | — | Donsak Pier Charter → Nathon Pier Charter |
Routes sold by Direct Ferries: Donsak (Laem Thuat Donsak Pier) → Koh Samui (Nathon Pier) · Donsak (Raja Ferry Port) → Koh Samui (Raja Ferry Lipa Noi Port) · Donsak (Raja Ferry Port) → Koh Samui Chaweng · Donsak (Seatran Donsak Pier) → Koh Samui (Nathon Pier)
Source: 12go.asia and Direct Ferries, checked on 7 October 2026 for a departure on 15 December 2026 (high season). Timetables and fares change with the season.
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Practical tips
Some island routes only run in the dry season (roughly November to April) or with fewer boats in the rainy season. Always search with your exact travel date.
Donsak can have several departure points. Read the pier name on your ticket and plan your transfer to it in advance.
Luggage is often loaded on deck or at the front of speedboats. A dry bag for your phone and documents is useful, and a seasickness tablet helps on open-sea crossings.
🛣️ The journey experience
For a departure on 15 December 2026, 12go.asia listed 7 departures from Donsak to Koh Samui by boat, run by 7 companies, including Lomprayah, Raja Ferry, Boonsiri High Speed Ferries, Seatran Ferry, Raja Car Ferry and Songserm. Fares ranged from €7 to €21 per adult, with the fastest trip taking 45 min.
In Donsak, boats leave from Donsak Lomprayah Ferry, Donsak Raja Ferry, Surat Thani Donsak Boonsiri Office Catamaran and Donsak Seatran Ferry; in Koh Samui they arrive at Lomprayah Nathon Pier, Lipa Noi Koh Samui, Koh Samui Nathon Pier Catamaran and Na Thon Seatran Ferry Pier.
Data checked on 7 October 2026. Timetables change with the season, so search with your own date before you travel.
Frequently asked questions — Donsak → Koh Samui
On the departures listed for 15 December 2026, the trip took 45 min at the fastest and 1 h for the median departure (fastest: Lomprayah). Times vary with the operator, the stops and the sea conditions.
Fares listed on 12go.asia (checked on 7 October 2026 for 15 December 2026) ranged from €7 to €21 per adult, with a median of €12. Prices change with the season and the type of boat.
Operators listed: Lomprayah, Raja Ferry, Boonsiri High Speed Ferries, Seatran Ferry, Raja Car Ferry, Songserm and Songserm Express.
Departure points listed: Donsak Lomprayah Ferry, Donsak Raja Ferry, Surat Thani Donsak Boonsiri Office Catamaran and Donsak Seatran Ferry. Arrival points: Lomprayah Nathon Pier, Lipa Noi Koh Samui, Koh Samui Nathon Pier Catamaran and Na Thon Seatran Ferry Pier. The exact pier depends on the operator — it is shown on your ticket.
Search your date in the Direct Ferries form on this page, or compare the departures listed on 12go.asia. Check the meeting point and check-in time written on your booking confirmation.
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