FerryConnect

Thailand

Railay (Krabi) → Koh Ngai

Bundhaya Speed Boat runs a seasonal speedboat from Railay East floating pier at Railay to Koh Ngai, taking about 2 hours 30 minutes. In the high season there is one boat a day (10:30), and the service runs from 1 November each year.

⏱ About 2h 30m🚢 1 operator📅 Bundhaya speedboat, 1 a day each way in the high season
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Railay (Krabi) to Koh Ngai ferry at a glance

The ferry from Railay (Krabi) to Koh Ngai takes About 2h 30m across the Andaman Sea, operated by Bundhaya Speed Boat. It is a foot-passenger service; vehicles are not carried. Typical frequency: bundhaya speedboat, 1 a day each way in the high season.

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 2026-10-08.

Sources: bundhayaspeedboat.com · bundhayaspeedboat.com · bundhayaspeedboat.com · How we verify

Return crossing: Koh Ngai to Railay (Krabi)

Bundhaya Speed Boat also sails Koh Ngai to Railay (Krabi), taking About 2h 30m. Koh Ngai → Railay: 11:30 → 14:40 on 10 December 2026 (about 3 hours 10 minutes).

Railay (Krabi) to Koh Ngai ferry timetable & sailing pattern

Seasonal (1 November – 4 May): 1 speedboat a day in December

Bundhaya lists Railay → Koh Ngai for 1 November – 4 May and the return for 15 October – 20 May.

Published departure times

  • Railay → Koh Ngai: 10:30 → 13:00 (10 Dec 2026)
  • Koh Ngai → Railay: 11:30 → 14:40 (10 Dec 2026)

Return: Koh Ngai → Railay: 11:30 → 14:40 on 10 December 2026 (about 3 hours 10 minutes).

Timetables change by season and date. Check exact departures for your travel date on the official timetable.

Official Bundhaya Speed Boat timetable →Check prices & book on 12Go →

Source: Bundhaya Speed Boat booking timetable (operator site). Verified 2026-10-08.

Maritime Crossing Route Map

Interactive sea passage between Railay (Krabi) and Koh Ngai

📐 41 Nautical Miles
Railay (Krabi)⇄Koh Ngai
⏱ About 2h 30m · 📐 41 nm
© OpenFreeMap / OSM
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Operators on This Route

OperatorCrossing TimeVessels
Bundhaya Speed Boat2h 30mSpeedboat

Route Features

🚗

Vehicles

Foot passengers only

🚶

Foot Passengers

Walk-on passengers welcome

🐕

Pets

No pet facilities

📐

Distance

41 nautical miles

Getting There & Onward Transport

  • From Koh Ngai, Bundhaya’s boats continue to Koh Mook, Koh Kradan and Koh Lipe

Tips for the Railay (Krabi) to Koh Ngai Crossing

  • Bundhaya’s island-hopping routes are seasonal: most start between 15 October and 1 November and stop in early or late May, and they disappear from its booking search outside those dates.

Related Ferry Crossings

Also sails from Railay (Krabi)Ao Nang (Krabi) → Koh Phi Phi40m – 50m · Bundhaya Speed BoatAlso sails from Railay (Krabi)Ao Nang (Krabi) → Koh LantaAbout 1h 30m · Bundhaya Speed BoatAlso sails from Railay (Krabi)Phuket → Ao Nang (Krabi)1h – 1h 10m · Bundhaya Speed BoatAlso sails from Railay (Krabi)Phuket → Railay (Krabi)1h – 1h 30m · Bundhaya Speed Boat, Andaman Wave Master, Tigerline Ferry & Siri Lanta SpeedboatAlso sails from Railay (Krabi)Koh Phi Phi → Railay (Krabi)30m – 40m · Bundhaya Speed Boat, Tigerline Ferry & Siri Lanta SpeedboatAlso sails from Railay (Krabi)Koh Lanta → Railay (Krabi)About 1h 10m · Bundhaya Speed Boat
⚓ Railay East floating pier guide⚓ Koh Ngai guide⛴ All ferries from Railay⛴ All ferries from Koh Ngai🌊 Andaman Sea ferries🗺 All ferries in Thailand🔎 Search all routes

Frequently Asked Questions

How long does the boat from Railay to Koh Ngai take?
About 2 hours 30 minutes. On 10 December 2026 Bundhaya’s speedboat leaves at 10:30 (arriving 13:00).
When does the Railay to Koh Ngai speedboat run?
Bundhaya lists it for 1 November – 4 May. There were no sailings on 20 October 2026; in December there is one boat a day. Outside its season the route does not appear in Bundhaya’s booking search.
How much is the speedboat from Railay to Koh Ngai?
Bundhaya’s booking system shows 1,650 THB per adult for 10 December 2026, bought direct from the operator. Prices on partner sites such as 12Go can differ.
How often does the Railay (Krabi) to Koh Ngai ferry sail?
Seasonal (1 November – 4 May): 1 speedboat a day in December. Bundhaya lists Railay → Koh Ngai for 1 November – 4 May and the return for 15 October – 20 May. This is the pattern published in the Bundhaya Speed Boat booking timetable (operator site) (checked 2026-10-08); confirm exact departure times on the official timetable before you travel.
Which ferry companies sail from Railay (Krabi) to Koh Ngai?
Bundhaya Speed Boat operates this route. Compare sailing times and ticket types before booking, as they often differ between operators.
Can I take my car on the Railay (Krabi) to Koh Ngai 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 Railay (Krabi) to Koh Ngai 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 Railay (Krabi) to Koh Ngai ferry?
This route has no dedicated pet facilities. Assistance dogs are normally carried, but confirm with the operator before travelling.
How far is Railay (Krabi) from Koh Ngai by ferry?
The sea crossing is about 41 nautical miles (roughly 76 km).