Rome2Rio

How to get fromSiem Reap to Ulaanbaatarby bus, plane, or taxi

Find Transport to Ulaanbaatar

See all options

There are 4 ways to get from Siem Reap to Ulaanbaatar by bus, plane, or taxi

Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.

  1. Bus to Siem Reap, fly, taxi

    best
    1. Take the bus from Siem Reap Town to Siem Reap Airportbus bus
    2. Fly from Siem Reap (SAI) to New Ulaanbaatar International Airport (UBN)plane plane SAI - UBN
    3. Take the taxi from New Ulaanbaatar International Airport (UBN) to Ulaanbaatartaxi taxi
    11h 28m
    $372–1,126

  2. Minivan to Phnom Penh, fly, taxi

    cheapest
    1. Take the bus from Siem Reap to Phnom Pehnbus bus
    2. Fly from Phnom Penh (KTI) to New Ulaanbaatar International Airport (UBN)plane plane KTI - UBN
    3. Take the taxi from New Ulaanbaatar International Airport (UBN) to Ulaanbaatartaxi taxi
    19h 20m
    $300–835

  3. Bus to Suvarnabhumi Airport, fly, taxi

    1. Take the bus from Siem Reap to Bangkok Mochit Bus Terminalbus bus
    2. Fly from Suvarnabhumi Airport (BKK) to New Ulaanbaatar International Airport (UBN)plane plane BKK - UBN
    3. Take the taxi from New Ulaanbaatar International Airport (UBN) to Ulaanbaatartaxi taxi
    16h 25m
    $347–662

  4. Bus to Tan Son Nhat International Airport, fly, taxi

    1. Take the bus from Go Ho Travel Siem Reap to Ho Chi Minh Bus Terminalbus bus
    2. Fly from Tan Son Nhat International Airport (SGN) to New Ulaanbaatar International Airport (UBN)plane plane SGN - UBN
    3. Take the taxi from New Ulaanbaatar International Airport (UBN) to Ulaanbaatartaxi taxi
    23h 2m
    $375–618

Siem Reap (SAI) to New Ulaanbaatar International Airport (UBN) flights

Calendar9Weekly Planes
Duration10h 56mAverage Duration
Ticket$359Cheapest Price
See schedules

Questions & Answers

Map of how to get from Siem Reap to Ulaanbaatar.ExpandLaunch map view
  • Distance: 3,910.2 km
  • Duration: 11h 28m

What companies run services between Siem Reap, Cambodia and Ulaanbaatar, Mongolia?

There is no direct connection from Siem Reap to Ulaanbaatar. However, you can take the bus to Siem Reap Airport, walk to Siem Reap (SAI) airport, fly to New Ulaanbaatar International Airport (UBN), then take the taxi to Ulaanbaatar. Alternatively, you can take the bus to Bangkok Mochit Bus Terminal, take the bus to Victory Monument, take the line 551 bus to Suvarnabhumi Airport, walk to Suvarnabhumi Airport (BKK) airport, fly to New Ulaanbaatar International Airport (UBN), then take the taxi to Ulaanbaatar.

Airlines
Bus operators
Other operators

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 Which side of Niagara Falls should I choose (and how do I get there)?, How to travel India's Golden Triangle, and French strikes 2018: What are my alternative transport options? - to help you get the most out of your next trip.