There are 3 ways to get from Siem Reap to Ubon Ratchathani by bus, car or plane

Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2rio's travel planner.

Recommended option

Bus  •  10 h

  1. Take the bus from Siem Reap to Pakse
  2. Take the bus from Pakse to Ubon Ratchathani

$15 - $50

2 alternative options

Drive  •  5 h 4 min

  1. Drive from Siem Reap to Ubon Ratchathani 196.6 miles

$25 - $40

Fly  •  3 h 53 min

  1. Fly from Siem Reap (REP) to Ubon (UBP) REP - UBP

$109 - $262

Questions & Answers

The cheapest way to get from Siem Reap to Ubon Ratchathani is to bus which costs $15 - $50 and takes 10 h.

More details

The quickest way to get from Siem Reap to Ubon Ratchathani is to fly which costs $100 - $270 and takes 3 h 53 min.

More details

No, there is no direct bus from Siem Reap to Ubon Ratchathani. However, there are services departing from Siem Reap and arriving at Ubon Ratchathani via Pakse. The journey, including transfers, takes approximately 10 h.

More details

The distance between Siem Reap and Ubon Ratchathani is 234 km. The road distance is 314.5 km.

Get driving directions

The best way to get from Siem Reap to Ubon Ratchathani without a car is to bus which takes 10 h and costs $15 - $50.

More details

It takes approximately 10 h to get from Siem Reap to Ubon Ratchathani, including transfers.

More details

Siem Reap to Ubon Ratchathani bus services, operated by PPSDN, depart from Siem Reap station.

More details

The best way to get from Siem Reap to Ubon Ratchathani is to bus which takes 10 h and costs $15 - $50. Alternatively, you can fly, which costs $100 - $270 and takes 3 h 53 min.

Mode details

There is no direct flight from Siem Reap Airport to Ubon Airport. The quickest flight takes 3 h 40 min and has one stopover.

Search flights

Siem Reap to Ubon Ratchathani bus services, operated by The Transport Company, arrive at Ubon Ratchathani station.

More details

Map of how to get from Siem Reap to Ubon Ratchathani.
Launch map view
  • Distance: 146.4 miles
  • Duration: 10 h

What companies run services between Siem Reap, Cambodia and Ubon Ratchathani, Thailand?

You can take a bus from Siem Reap to Ubon Ratchathani via Pakse in around 10 h. Alternatively, Thai Smile, Thai AirAsia and Bangkok Airways fly from Siem Reap to Ubon Ratchathani 5 times a day.

Airlines
Thai AirAsia
Website
airasia.com
Flights from Siem Reap to Ubon via Don Muang
Ave. Duration
5 h 37 min
When
Every day
Estimated price
$60 - $190
Thai Smile
Website
thaismileair.com
Flights from Siem Reap to Ubon via Suvarnabhumi
Ave. Duration
3 h 40 min
When
Every day
Estimated price
$150 - $460
Bus operators
AVT Asia Van Transfer
Website
asiavantransfer.com
Bus from Siem Reap AVT - Asia Van Transfer to Pakse
Ave. Duration
10 h
Frequency
Once daily
Estimated price
$30
Schedules at
asiavantransfer.com
Book at
baolau.com
The Transport Company
Naga travel
Website
nagatravel.com
Bus from Pakse to Ubon Ratchathani
Ave. Duration
3 h
Frequency
Twice daily
Estimated price
$20
Schedules at
nagatravel.com
Book at
12go.asia

Want to know more about travelling around the world?

Rome2rio's Travel Guide series provide vital information for the global traveller. Read our range of informative guides on popular transport routes and companies - including The London Underground: Essential tips to navigate the Tube, How to get from Southend Airport into central London and The beginner’s guide to the 2018 World Nomad Games - to help you get the most out of your next trip.

More Questions & Answers

Yes, the driving distance between Siem Reap to Ubon Ratchathani is 314 km. It takes approximately 5 h 4 min to drive from Siem Reap to Ubon Ratchathani.

Get driving directions

Bangkok Airways, Thai Smile and Thai AirAsia offer flights from Siem Reap Airport to Ubon Airport.

Search flights

The nearest airport to Ubon Ratchathani is Ubon (UBP) Airport which is 2.5 km away. Other nearby airports include Pakse (PKZ) (100.7 km) and Roi Et (ROI) (150.5 km).

Search flights

There are 81+ hotels available in Ubon Ratchathani. Prices start at $13 USD per night.

More details

The best way to get from Siem Reap to Siem Reap Airport is to taxi which takes 7 min and costs $7 - $9.

More details