The average bus between Bangkok and Kosum Phisai takes 10h 31m and the fastest bus takes 7h 45m. The bus service runs several times per day from Bangkok to Kosum Phisai. 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 4 times a day between Bangkok and Kosum Phisai. The earliest departure is at 9:00 AM in the morning, and the last departure from Bangkok is at 7:00 PM which arrives into Kosum Phisai at 2:30 PM. All services require a transfer, and take on average 10h 31m. The schedules shown below are for the next available departures.

7h 45m • 1 change

8h • 1 change

8h • 1 change
Arrives next day

19h 30m • 1 change

7h 45m • 1 change

8h • 1 change

8h • 1 change
Arrives next day

19h 30m • 1 change

7h 45m • 1 change

8h • 1 change

8h • 1 change
Arrives next day

19h 30m • 1 change

7h 45m • 1 change

8h • 1 change

8h • 1 change
Arrives next day

19h 30m • 1 change
Want to know about travelling from Bangkok to Kosum Phisai? 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 Bangkok to Kosum Phisai. However, there are services departing from Bangkok station and arriving at Kosum Phisai station via Maha Sarakham. The journey, including transfers, takes approximately 10h 31m.
Bangkok to Kosum Phisai bus services, operated by Nakhonchai Air, depart from Bangkok Mochit Bus Terminal station.
Bangkok to Kosum Phisai bus services, operated by Nakhonchai Air, arrive at Maha Sarakham station.
The distance between Bangkok and Kosum Phisai is 391 km. The road distance is 489 km.
Nakhonchai Air operates a bus from Bangkok Mochit Bus Terminal to Maha Sarakham 4 times a day. Tickets cost ฿550–700 and the journey takes 7h.