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Siam Square to Ko Samet buses

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Trip Overview

The bus between Siam Square and Ko Samet takes 6h 48m. There is at least one bus per day from Siam Square to Ko Samet. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

6h 48m
Duration
166 km
Distance
฿528
Average price
Once daily
Frequency

Siam Square to Ko Samet bus times

Buses run once daily between Siam Square and Ko Samet. The earliest departure is at 7:36 AM in the morning, and the last departure from Siam Square is at 7:36 AM which arrives into Ko Samet at 2:25 PM. All services require a transfer at BTS สยาม;Bts Siam and take an average of 6h 48m. The schedules shown below are for the next available departures.

Departing Tuesday, October 13, 2026

  •  → 

    Bangkok Mass Transit AuthorityBoonsiri Ferry6h 48m • 1 change

Departing Wednesday, October 14, 2026

  •  → 

    Bangkok Mass Transit AuthorityBoonsiri Ferry6h 48m • 1 change

Departing Thursday, October 15, 2026

  •  → 

    Bangkok Mass Transit AuthorityBoonsiri Ferry6h 48m • 1 change

Departing Friday, October 16, 2026

  •  → 

    Bangkok Mass Transit AuthorityBoonsiri Ferry6h 48m • 1 change

Departing Saturday, October 17, 2026

  •  → 

    Bangkok Mass Transit AuthorityBoonsiri Ferry6h 48m • 1 change

Departing Sunday, October 18, 2026

  •  → 

    Bangkok Mass Transit AuthorityBoonsiri Ferry6h 48m • 1 change

Departing Monday, October 19, 2026

  •  → 

    Bangkok Mass Transit AuthorityBoonsiri Ferry6h 48m • 1 change

Frequently asked questions

Want to know about travelling from Siam Square to Ko Samet? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.

Map of how to get from Siam Square to Ko Samet.ExpandLaunch map view
  • Distance: 165.7 km
  • Duration: 6h 48m

What companies run services between Siam Square, Thailand and Ko Samet, Rayong, Thailand?

Phittinin Transport operates a vehicle from Bangkok Bus Terminal Eakamai to Ko Samet 4 times a day. Tickets cost ฿430–440 and the journey takes 4h. PN Group also services this route 3 times a day.

Operators