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Roi Et to Siem Reap buses

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Trip Overview

The bus between Roi Et and Siem Reap takes 16h 30m. There is at least one bus per day from Roi Et to Siem Reap. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

16h 30m
Duration
872 km
Distance
$110
Average price
Once daily
Frequency

Roi Et to Siem Reap bus times

Buses run once daily between Roi Et and Siem Reap. The service departs Roi Et at 10:30 PM at night, which arrives into Siem Reap at 15:00:00. All services require a transfer at Nakhonchai Air and take an average of 16h 30m. The schedules shown below are for the next available departures.

Departing Friday, November 6, 2026

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    Arrives next day

    Nakhonchai AirThai Smile BusThe Transport Company16h 30m • 2 changes

Departing Saturday, November 7, 2026

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    Arrives next day

    Nakhonchai AirThai Smile BusThe Transport Company16h 30m • 2 changes

Departing Sunday, November 8, 2026

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    Arrives next day

    Nakhonchai AirThai Smile BusThe Transport Company16h 30m • 2 changes

Departing Monday, November 9, 2026

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    Arrives next day

    Nakhonchai AirThai Smile BusThe Transport Company16h 30m • 2 changes

Departing Tuesday, November 10, 2026

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    Arrives next day

    Nakhonchai AirThai Smile BusThe Transport Company16h 30m • 2 changes

Departing Wednesday, November 11, 2026

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    Arrives next day

    Nakhonchai AirThai Smile BusThe Transport Company16h 30m • 2 changes

Departing Thursday, November 12, 2026

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    Arrives next day

    Nakhonchai AirThai Smile BusThe Transport Company16h 30m • 2 changes

Frequently asked questions

Want to know about travelling from Roi Et to Siem Reap? 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.

Map of how to get from Roi Et to Siem Reap.ExpandLaunch map view
  • Distance: 872 km
  • Duration: 16h 30m

What companies run services between Roi Et, Thailand and Siem Reap, Cambodia?

You can take a bus from Roi Et to Siem Reap via Nakhonchai Air, Front Mochit 2 Intercty Van Terminal, and Bangkok Mochit Bus Terminal in around 15h 5m.

Operators