There are 2 ways to get from O'Smach to Vientiane by taxi, plane, or bus
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Taxi, fly to Wattay International Airport
best- Take the taxi from O'Smach to Siem-Reap-Airport-SAItaxi
- Fly from Siem Reap (SAI) to Wattay International Airport (VTE)plane SAI - VTE
6h 40m$221–313Taxi, fly to Udon Thani International Airport, bus
cheapest- Take the taxi from O'Smach to Siem-Reap-Airport-SAItaxi
- Fly from Siem Reap (SAI) to Udon Thani International Airport (UTH)plane SAI - UTH
- Take the bus from Udon Thani Airport to Nong Khai Minivan Stationbus
9h 29m$136–374
Siem Reap (SAI) to Wattay International Airport (VTE) flights
Comparing Your Travel Options
The cheapest way to get from O'Smach to Vientiane is to taxi and fly and bus which costs $130 - $380 and takes 9h 29m.
The fastest way to get from O'Smach to Vientiane is to taxi and fly which takes 6h 40m and costs $220 - $320.
The distance between O'Smach and Vientiane is 724 km.
It takes approximately 6h 40m to get from O'Smach to Vientiane, including transfers.
There are 288+ hotels available in Vientiane.
What companies run services between O'Smach, Cambodia and Vientiane, Laos?
There is no direct connection from O'Smach to Vientiane. However, you can take the taxi to Siem-Reap-Airport-SAI airport then fly to Wattay International Airport (VTE). Alternatively, you can take the taxi to Siem-Reap-Airport-SAI airport, fly to Udon Thani International Airport (UTH), walk to Udon Thani Airport, take the bus to Nong Khai Minivan Station, then drive to Vientiane.
- Website
- thaiairways.com
Flights from Siem Reap to Wattay International Airport via Suvarnabhumi
- Ave. Duration
- 4h 50m
- When
- Every day
- Estimated price
- $210–330
Flights from Siem Reap to Udon Thani International Airport via Suvarnabhumi
- Ave. Duration
- 4h 35m
- When
- Every day
- Estimated price
- $170–460
- Website
- laoairlines.com
Flights from Siem Reap to Wattay International Airport via Pakse
- Ave. Duration
- 3h 57m
- When
- Tuesday, Thursday, and Saturday
- Estimated price
- $210–320
Flights from Siem Reap to Wattay International Airport via Suvarnabhumi
- Ave. Duration
- 5h 15m
- When
- Tuesday and Saturday
- Estimated price
- $210–320
- Website
- airasia.com
Flights from Siem Reap to Udon Thani International Airport via Don Muang
- Ave. Duration
- 5h 8m
- When
- Every day
- Estimated price
- $110–340
- Website
- cambodiaangkorair.com
Flights from Siem Reap to Wattay International Airport via Phnom Penh
- Ave. Duration
- 6h 20m
- When
- Every day
- Estimated price
- $210–290
- Website
- vietnamairlines.com
Flights from Siem Reap to Wattay International Airport via Phnom Penh
- Ave. Duration
- 6h 20m
- When
- Every day
- Estimated price
- $210–290
- Website
- vietjetair.com
Flights from Siem Reap to Udon Thani International Airport via Suvarnabhumi
- Ave. Duration
- 5h 50m
- When
- Every day
- Estimated price
- $100–370
- Phone
- +66 42 081 899
- [email protected]
- Website
- RG Adventure
Bus from Udon Thani Airport to Nong Khai Minivan Station
- Ave. Duration
- 1h
- Frequency
- Once daily
- Estimated price
- $9–15
- Schedules at
- RG Adventure
- Ave. Duration
- 3h 35m
- Estimated price
- $11–13
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