The bus between Siem Reap and Udon Thani takes 15h 6m. There is at least one bus per day from Siem Reap to Udon Thani. 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 once daily between Siem Reap and Udon Thani. The service departs Siem Reap at 9:00 AM in the morning, which arrives into Udon Thani at 00:06:00. All services require a transfer, and take on average 15h 6m. The schedules shown below are for the next available departures.
Want to know about travelling from Siem Reap to Udon Thani? 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 Siem Reap to Udon Thani. However, there are services departing from Siem Reap station and arriving at Udonthani station via Bangkok Mochit Bus Terminal station. The journey, including transfers, takes approximately 15h 6m.
Siem Reap to Udon Thani bus services, operated by The Transport Company, depart from Siem Reap station.
Siem Reap to Udon Thani bus services, operated by Nakhonchai Air, arrive at Udonthani station.
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The distance between Siem Reap and Udon Thani is 465.3 km.
You can take a bus from Siem Reap to Udonthani via Bangkok Mochit Bus Terminal in around 15h 50m.
