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Bus Siem Reap to Vientiane: Trip Overview

Average ticket priceUS$63
Average bus trip duration22h
Number of daily buses1
Earliest bus departure08:00
Distance332 miles

Siem Reap to Vientiane Bus

With Busbud, comparing and booking tickets for a bus from Siem Reap to Vientiane is a breeze. Browse through an extensive selection of bus fares and bus schedules to find the best deals.

We make sure you can find a bus service from Siem Reap to Vientiane from the most reliable bus companies operating this trip.

From cheap bus tickets to more luxurious buses travelling from Siem Reap to Vientiane, we offer a wide range of bus services to best suit your needs depending on how much your budget is.

Frequently asked questions on the trip Siem Reap - Vientiane

  1. How much is the coach fare from Siem Reap to Vientiane?

    The price for a coach ticket from Siem Reap to Vientiane starts at US$63, though the average is US$63. The exact cost can vary based on different factors such as the time of travel, the day of the week, and the coach service provider. Compare the prices and amenities offered by each company on Busbud and find the best deals and offers.

  2. How long is the coach ride from Siem Reap to Vientiane?

    The average duration for a trip from Siem Reap to Vientiane by coach is around 22h. If you're looking for the fastest trip, you can get there in just about 22h. However, please keep in mind that your specific travel time may vary due to the prevailing traffic conditions along the route.

  3. At what time is the first coach from Siem Reap to Vientiane?

    The first departure to Vientiane is at 08:00. Times and services may vary during weekends and holidays.

  4. How far is Vientiane from Siem Reap by coach?

    The distance between Siem Reap and Vientiane by coach is approximately 333 miles (537 km).

  5. What is the best way to go from Siem Reap to Vientiane without flying?

    You have the option to select the coach for your journey on this route. The coach provides a comfortable and sustainable journey and allows you to enjoy the sights while reaching your destination. You might also find carpooling options to travel between the two cities.

  6. Is there am overnight coach from Siem Reap to Vientiane?

    You can hop on buses departing from Siem Reap until 08:00 and reaching Vientiane the following day. Make sure to bring a snack and a blanket to keep yourself feeling comfortable during the night.

Find cheapest prices for buses

Price is for a one-way ticket for one passenger and based on past searches.

Best price found
05/06
US$60
06/06
US$60
Today
US$60
08/06
US$60
09/06
No data
10/06
No data
11/06
US$60
12/06
No data
busbud logoThe cheapest trip from Siem Reap to Vientiane was searched and found on 5 Jun 2025 with a price of US$60

To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Siem Reap to Vientiane as early as possible.

You can expect to pay from US$60 to US$60 for a bus ticket from Siem Reap to Vientiane based on the last 2 days. You can expect to find the cheapest price for the trip at US$60, which is on 2025-06-08.

About Bus Travel

Bus Travel Tips

Meet and talk to locals at the bus stations while travelling from Siem Reap to Vientiane.There is no better way to get inside travel information while exploring a new city than to go straight to its people.

Start sightseeing the minute your bus leaves the station. If you're on the night bus from Siem Reap to Vientiane, get comfy and count the stars.

Taking the bus creates the smallest carbon footprint compared to other modes of transport. Not to mention that buses will allow you to discover scenic gems from Siem Reap to Vientiane that are otherwise impossible to come by with a plane.

Create your own real life musical score by curating a personalized bus travel playlist - the perfect accompaniment to your bus ride from Siem Reap to Vientiane.

Did you know?

One of the longest bus route in the world goes all the way from Ontario to Alberta in Canada (with the same bus). This trip is 3,435 km or 2,135 miles long and the price is a bit under $100.

It takes 27 hours to go by bus from Lima to Cusco, one of the craziest bus trips on the world. This route is used daily by locals and backpackers.

Did you know some bus companies in Germany offer to their passenger low-costs snacks and regional beer based on their destination? Prosit!

Will you be returning to Siem Reap by bus?

Bus from Siem Reap to Vientiane

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