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There are 7 ways to get from Siem Reap to Vientiane by plane, bus, train, night bus or car

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

Fly to Vientiane  •  4 h 14 min

  1. Fly from Siem Reap (REP) to Vientiane (VTE) REP - VTE

$129 - $350

Cheapest option

Bus Budsarakham Tour  •  18 h 31 min

  1. Take the bus from Siem Reap Virak Buntham Express to Poipet
  2. Take the bus from Rongkleu Market Aranyaprathet to Bangkok Mochit 921 / ...
  3. Take the bus from Bangkok Mochit to Si Chiang Mai

$33

5 alternative options

Fly to Udon Thani, bus  •  7 h 57 min

  1. Fly from Siem Reap (REP) to Udon Thani (UTH) REP - UTH
  2. Take the bus from Udon Thani to Vientiane Talat Sao Station

$92 - $304

Bus, train  •  25 h 31 min

  1. Take the bus from Siem Reap Virak Buntham Express to Poipet
  2. Take the bus from Rongkleu Market Aranyaprathet to Bangkok Mochit 921 / ...
  3. Take the train from Bang Sue to Nong Khai

$69 - $132

Bus King of Bus  •  19 h 30 min

  1. Take the bus from Siem Reap to Pakse
  2. Take the bus from Pakse to Vientiane Phanthavong Tour Office

$39

Minivan, night bus  •  21 h

  1. Take the minivan from Siem Reap AVT - Asia Van Transfer to Pakse
  2. Take the night bus from Pakse to Vientiane

$51

Drive  •  14 h 14 min

  1. Drive from Siem Reap to Vientiane 576.6 miles

$75 - $110

Questions & Answers

The cheapest way to get from Siem Reap to Vientiane is to bus which costs $33 and takes 18 h 31 min.

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The quickest way to get from Siem Reap to Vientiane is to fly which costs $120 - $350 and takes 4 h 14 min.

More details

No, there is no direct bus from Siem Reap to Vientiane. However, there are services departing from Siem Reap Virak Buntham Express and arriving at Si Chiang Mai via Rongkleu Market Aranyaprathet and Bangkok Mochit. The journey, including transfers, takes approximately 18 h 31 min.

More details

The distance between Siem Reap and Vientiane is 530 km. The road distance is 922.5 km.

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The best way to get from Siem Reap to Vientiane without a car is to bus which takes 18 h 31 min and costs $33.

More details

It takes approximately 4 h 14 min to get from Siem Reap to Vientiane, including transfers.

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Siem Reap to Vientiane bus services, operated by Virak Buntham, depart from Siem Reap Virak Buntham Express station.

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The best way to get from Siem Reap to Vientiane is to fly which takes 4 h 14 min and costs $120 - $350. Alternatively, you can bus, which costs $33 and takes 18 h 31 min.

Mode details

There is no direct flight from Siem Reap Airport to Vientiane Airport. The quickest flight takes 3 h 20 min and has one stopover.

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Siem Reap to Vientiane bus services, operated by Budsarakham Tour, arrive at Si Chiang Mai station.

More details

Map of how to get from Siem Reap to Vientiane.
Launch map view
  • Distance: 330.9 miles
  • Duration: 4 h 14 min

What companies run services between Siem Reap, Cambodia and Vientiane, Laos?

Thai Smile, Lao Airlines and five other airlines fly from Siem Reap to Vientiane every 4 hours. Alternatively, you can take a bus from Siem Reap to Vientiane via Poipet, Rongkleu Market Aranyaprathet, and Bangkok Mochit in around 18 h 31 min.

Airlines
Thai Airways International
Website
thaiairways.com
Flights from Siem Reap to Vientiane via Suvarnabhumi
Ave. Duration
4 h 36 min
When
Every day
Estimated price
$160 - $500
Flights from Siem Reap to Udon Thani via Suvarnabhumi
Ave. Duration
4 h 52 min
When
Every day
Estimated price
$200 - $600
Thai AirAsia
Website
airasia.com
Flights from Siem Reap to Udon Thani via Don Muang
Ave. Duration
5 h 35 min
When
Every day
Estimated price
$75 - $240
Flights from Siem Reap to Udon Thani via Phuket
Ave. Duration
8 h
When
Every day
Estimated price
$190 - $420
Thai Smile
Website
thaismileair.com
Flights from Siem Reap to Vientiane via Suvarnabhumi
Ave. Duration
3 h 20 min
When
Every day
Estimated price
$130 - $410
Flights from Siem Reap to Udon Thani via Suvarnabhumi
Ave. Duration
6 h 5 min
When
Every day
Estimated price
$200 - $600
Bangkok Airways
Website
bangkokair.com
Flights from Siem Reap to Vientiane via Suvarnabhumi
Ave. Duration
5 h 37 min
When
Every day
Estimated price
$160 - $500
Cambodia Angkor Air
Website
cambodiaangkorair.com
Flights from Siem Reap to Vientiane via Phnom Penh
Ave. Duration
4 h
When
Every day
Estimated price
$310 - $700
Flights from Siem Reap to Vientiane via Tan Son Nhat, Phnom Penh
Ave. Duration
5 h 40 min
When
Every day
Estimated price
$310 - $700
Vietnam Airlines
Website
vietnamairlines.com
Flights from Siem Reap to Vientiane via Phnom Penh
Ave. Duration
4 h
When
Every day
Estimated price
$310 - $700
Flights from Siem Reap to Vientiane via Tan Son Nhat, Phnom Penh
Ave. Duration
5 h 40 min
When
Every day
Estimated price
$310 - $700
Lao Airlines
Website
laoairlines.com
Flights from Siem Reap to Vientiane via Pakse
Ave. Duration
4 h 20 min
When
Every day
Estimated price
$120 - $340
China Southern Airlines
Website
csair.com
Flights from Siem Reap to Vientiane via Guangzhou Baiyun
Ave. Duration
7 h
When
Wednesday, Friday and Sunday
Estimated price
$220 - $700
Train operators
State Railway of Thailand
Phone
1690
Email
webmaster.srt@railway.co.th
Website
railway.co.th
Train from Bang Sue to Nong Khai
Ave. Duration
9 h 6 min
Frequency
Once daily
Estimated price
$12 - $50
Schedules at
railway.co.th
Book at
12go.asia
3rd Class (Seat)
$5 - $9
2nd Class (Seat)
$12 - $18
2nd Class (Berth)
$21 - $29
1st Class (Berth)
$35 - $50
Bus operators
The Transport Company
Phone
089 226 2769
Website
home.transport.co.th
Bus from Udon Thani to Vientiane Talat Sao Station
Ave. Duration
3 h
Frequency
Every 4 hours
Estimated price
$2 - $12
Schedules at
home.transport.co.th
Virak Buntham
Phone
016 786 270
Email
support@virakbuntham.com
Website
virakbuntham.com
Bus from Siem Reap Virak Buntham Express to Poipet
Ave. Duration
3 h
Frequency
Twice daily
Estimated price
$9
Schedules at
virakbuntham.com
Book at
bookmebus.com
Air Aran Pathana
Phone
037 247 574
Email
airaran@hotmail.com
Website
airaran.co.th
Bus from Rongkleu Market Aranyaprathet to Bangkok Mochit
Ave. Duration
2 h
Frequency
Hourly
Estimated price
$7
Schedules at
airaran.co.th
Book at
12go.asia
Budsarakham Tour
Phone
0907793900
Email
brt@budsarakamtour.com
Website
budsarakamtour.com
Bus from Bangkok Mochit to Si Chiang Mai
Ave. Duration
11 h 36 min
Frequency
Twice daily
Estimated price
$17
Schedules at
busonlineticket.co.th
Book at
12go.asia
King of Bus
Phone
‎(+84) 931 45 40 25
Email
contact@baolau.vn
Website
baolau.com
Bus from Pakse to Vientiane Phanthavong Tour Office
Ave. Duration
11 h 30 min
Frequency
Once daily
Estimated price
$27
Schedules at
baolau.com
AVT Asia Van Transfer
Phone
+855 63 963 853
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
Soutchai Travel
Phone
+856 21 254512-5
Email
kenlotchana.travel@gmail.com
Website
soutchaitravel.com
Night bus from Pakse to Vientiane
Ave. Duration
10 h
Frequency
Once daily
Estimated price
$21
Schedules at
soutchaitravel.com

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More Questions & Answers

Yes, the driving distance between Siem Reap to Vientiane is 923 km. It takes approximately 14 h 14 min to drive from Siem Reap to Vientiane.

Get driving directions

Thai Smile, Cambodia Angkor Air, China Southern Airlines and four other airlines offer flights from Siem Reap Airport to Vientiane Airport.

Search flights

There are 220+ hotels available in Vientiane. Prices start at $16 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.

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