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Siam Square (Station) to Bang Na buses

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Trip Overview

The average bus between Siam Square (Station) and Bang Na takes 40 min and the fastest bus takes 21 min. The bus runs at least 5 times per hour from Siam Square (Station) to Bang Na. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

40 min
Duration
14 km
Distance
฿20
Average price
Every 15 minutes
Frequency

Siam Square (Station) to Bang Na bus times

Buses run every 15 minutes between Siam Square (Station) and Bang Na. The earliest departure is at 5:25 AM in the morning, and the last departure from Siam Square (Station) is at 10:15 PM which arrives into Bang Na at 11:09 PM. All services run direct with no transfers required, and take on average 40 min. The schedules shown below are for the next available departures.

Departing Thursday, October 22, 2026

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    bus bus 53 min • Direct
  •  → 

    bus bus 21 min • Direct
  •  → 

    bus bus 53 min • Direct
  •  → 

    bus bus 21 min • Direct
  • Show more

Departing Friday, October 23, 2026

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    bus bus 53 min • Direct
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    bus bus 53 min • Direct
  •  → 

    bus bus 53 min • Direct
  •  → 

    bus bus 21 min • Direct
  • Show more

Departing Saturday, October 24, 2026

  •  → 

    bus bus 54 min • Direct
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    bus bus 54 min • Direct
  •  → 

    bus bus 54 min • Direct
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    bus bus 21 min • Direct
  • Show more

Departing Sunday, October 25, 2026

  •  → 

    bus bus 54 min • Direct
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    bus bus 54 min • Direct
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    bus bus 54 min • Direct
  •  → 

    bus bus 21 min • Direct
  • Show more

Departing Monday, October 26, 2026

  •  → 

    bus bus 53 min • Direct
  •  → 

    bus bus 53 min • Direct
  •  → 

    bus bus 53 min • Direct
  •  → 

    bus bus 21 min • Direct
  • Show more

Departing Tuesday, October 27, 2026

  •  → 

    bus bus 53 min • Direct
  •  → 

    bus bus 53 min • Direct
  •  → 

    bus bus 53 min • Direct
  •  → 

    bus bus 21 min • Direct

Frequently asked questions

Want to know about travelling from Siam Square (Station) to Bang Na? 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 (Station) to Bang Na.ExpandLaunch map view
  • Distance: 14.5 km
  • Duration: 40 min

What companies run services between Siam Square (Station), Thailand and Bang Na, Thailand?

Department of Land Transport operates a bus from สยามสแควร์;Siam Square to แยกบางนา every 30 minutes. Tickets cost ฿17 and the journey takes 21 min. Thai Smile Bus also services this route every 20 minutes.

Operators