Koh-samui to Krabi

The flights depart from Koh Samui Airport (USM) and go to Krabi Airport (KBV), typically taking around 1 hour to reach Krabi. As Krabi airport is 12 kilometers away from Krabi town, you can take taxis, buses, and shuttle buses to reach Krabi town. The average fares are around 3300 THB to 6000 THB, depending upon the airlines. Several airlines like Bangkok Airways, Thai Airways, and Thai Lion Air operate flights between Koh Samui and Krabi.

This is a more budget-friendly option for traveling from Koh Samui to Krabi. It involves a combination bus/van journey and ferry to Krabi. First, you will have to take a ferry from Koh Samui to Surathani and then a bus from Surathani to Krabi.

Duration 
The journey, including the ferry ride from Koh Samui to Donsak Pier and the bus ride from Donsak Pier to Krabi Town, typically takes 4 to 6 hours.

Ferry from Koh Samui to Donsak Pier
The ferry ride from Koh Samui to Donsak Pier typically takes around 1.5 to 2 hours, covering a distance of approximately 40-60 kilometers. The ferry departs from various piers in Koh Samui, including Nathon Pier, Lipa Noi Pier, or Bangrak Pier, and arrives at Donsak Pier in Surathani. The fares for the ferry from Koh Samui to Donsak Pier range from 200-600 THB, depending on the ferry operator, class of service, and time of booking.

Bus/ van from Donsak Pier to Krabi
After reaching Donsak Pier in Surathani, you will be transferred to a bus that will take you to Krabi. The bus/van journey typically takes 3-4 hours, depending on traffic conditions and the route. The bus ride from Donsak Pier to Krabi Town costs approximately 150-300 THB, depending on the bus company and type of service. The buses arrive at the Krabi bus terminal, and the vans arrive at the designated points according to your chosen operator.

Operators
Songserm, Lomprayah, Seatran Ferry, Seatran Discovery, and Phantip Travel are popular operators that provide services on this route. You can book a combined trip with them, and all the transfers are easy.

The distance by sea between both the destinations is only 116 Kilometres. Raja Ferry is the only operator that provides direct ferry service from Koh Samui to Krabi.

Duration and Fares
The average duration for a ferry from Koh Samui to Krabi Town is about 7 hours. The fares usually range from 

Departure, Arrival Points, and Timings
The ferry departs from Lipa Noi Port in Koh Samui, arriving at Klong Jilad Pier in Krabi Town. There are an average of 4 daily departures starting at 5 in the morning, and the last ferry to leave is 1 in the afternoon.