The average bus between Chiang Mai and Siam Square (Station) takes 10h 35m and the fastest bus takes 9h 56m. The bus service runs several times per day from Chiang Mai to Siam Square (Station). The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run every 4 hours between Chiang Mai and Siam Square (Station). The earliest departure is at 8:30 AM in the morning, and the last departure from Chiang Mai is at 9:30 PM which arrives into Siam Square (Station) at 7:57 AM. All services require a transfer at Bangkok Nakhonchai Air Terminal and take an average of 10h 35m. The schedules shown below are for the next available departures.
Arrives next day

9h 57m • 1 change
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10h 13m • 1 change
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9h 58m • 1 change
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10h 28m • 1 change

11h 13m • 1 change

11h 43m • 1 change
Arrives next day

9h 57m • 1 change
Arrives next day

10h 13m • 1 change

11h 13m • 1 change

11h 43m • 1 change
Arrives next day

9h 57m • 1 change
Arrives next day

10h 13m • 1 change

11h 13m • 1 change

11h 43m • 1 change
Arrives next day

9h 57m • 1 change
Arrives next day

10h 13m • 1 change

11h 13m • 1 change

11h 43m • 1 change
Arrives next day

9h 56m • 1 change
Arrives next day

10h 12m • 1 change

11h 27m • 1 change

11h 42m • 1 change
Arrives next day

9h 56m • 1 change
Arrives next day

10h 12m • 1 change
Want to know about travelling from Chiang Mai to Siam Square (Station)? 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.
No, there is no direct bus from Chiang Mai to Siam Square (Station). However, there are services departing from Chiang Mai station and arriving at Siam Square (Station) station via Bangkok Nakhonchai Air Terminal. The journey, including transfers, takes approximately 10h 35m.
Chiang Mai to Siam Square (Station) bus services, operated by Nakhonchai Air, depart from Chaing Mai Arcade Bus Terminal station.
Chiang Mai to Siam Square (Station) bus services, operated by Nakhonchai Air, arrive at Bangkok Nakhonchai Air Terminal station.
Book your Chiang Mai to Siam Square (Station) bus tickets online with Nakhonchai Air and Thai Smile Bus.
The distance between Chiang Mai and Siam Square (Station) is 584.8 km. The road distance is 684 km.
Nakhonchai Air operates a bus from Chaing Mai Arcade Bus Terminal to Bangkok Nakhonchai Air Terminal every 3 hours. Tickets cost ฿800–1,251 and the journey takes 9h 21m.