The average bus between Khon Kaen and Samut Prakan takes 7h 45m and the fastest bus takes 7h 24m. There is a bus service every few hours from Khon Kaen to Samut Prakan. 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 hourly between Khon Kaen and Samut Prakan. The earliest departure is at 6:30 AM in the morning, and the last departure from Khon Kaen is at 11:55 PM which arrives into Samut Prakan at 7:26 AM. All services require a transfer at Bangkok Nakhonchai Air Terminal and take an average of 7h 45m. The schedules shown below are for the next available departures.


7h 24m • 2 changes

7h 56m • 2 changes

7h 45m • 2 changes

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7h 26m • 2 changes

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7h 41m • 2 changes

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7h 26m • 2 changes

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7h 41m • 2 changes

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7h 24m • 2 changes

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7h 24m • 2 changes

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7h 45m • 2 changes

8h • 2 changesWant to know about travelling from Khon Kaen to Samut Prakan? 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 Khon Kaen to Samut Prakan. However, there are services departing from Khon Kaen station and arriving at Bangkok Nakhonchai Air Terminal station via Bangkok Nakhonchai Air Terminal station. The journey, including transfers, takes approximately 7h 45m.
Khon Kaen to Samut Prakan bus services, operated by Nakhonchai Air, depart from Khon Kaen station.
Khon Kaen to Samut Prakan bus services, operated by Nakhonchai Air, arrive at Bangkok Nakhonchai Air Terminal station.
The distance between Khon Kaen and Samut Prakan is 397.4 km. The road distance is 463 km.
Nakhonchai Air operates a bus from Khon Kaen to Bangkok Nakhonchai Air Terminal hourly. Tickets cost ฿550–750 and the journey takes 6h 29m.