The average bus between Ubon Ratchathani and Prachuap Khiri Khan takes 17h 22m and the fastest bus takes 15h 45m. The bus service runs several times per day from Ubon Ratchathani to Prachuap Khiri Khan. 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 twice daily between Ubon Ratchathani and Prachuap Khiri Khan. The earliest departure is at 9:00 AM in the morning, and the last departure from Ubon Ratchathani is at 9:45 PM which arrives into Prachuap Khiri Khan at 1:30 PM. All services require a transfer at Bangkok Nakhonchai Air Terminal and take an average of 17h 22m. The schedules shown below are for the next available departures.
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18h 59m • 2 changesArrives next day


15h 45m • 2 changesWant to know about travelling from Ubon Ratchathani to Prachuap Khiri Khan? 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 Ubon Ratchathani to Prachuap Khiri Khan. However, there are services departing from Ubon Ratchathani station and arriving at Prachuap Khiri Khan station via Bangkok Nakhonchai Air Terminal. The journey, including transfers, takes approximately 17h 22m.
Ubon Ratchathani to Prachuap Khiri Khan bus services, operated by Nakhonchai Air, depart from Ubon Ratchathani station.
Ubon Ratchathani to Prachuap Khiri Khan bus services, operated by Nakhonchai Air, arrive at Prachuap Khiri Khan station.
Book your Ubon Ratchathani to Prachuap Khiri Khan bus tickets online with Nakhonchai Air, Department of Land Transport and Bang Saphan Tour.
The distance between Ubon Ratchathani and Prachuap Khiri Khan is 666.4 km. The road distance is 882 km.
You can take a bus from Ubon Ratchathani to Prachuap Khiri Khan via Bangkok Nakhonchai Air Terminal, สถานีจตุจักร;Chatuchak Station, สถานีขนส่งสายใต้ใหม่, and Southern Bus Terminal Bangkok in around 14h 30m.