Directions from Vientiane to Siem Reap

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  •  3 h 31 min

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

$139 - $363

Cheapest option

Train, bus  •  22 h 17 min

  1. Take the train from Nong Khai to Hua Lamphong
  2. Take the train from Hua Lamphong to Aranyaprathet
  3. Take the bus from Aranyaprathet to Siem Reap

$26 - $88

4 alternative options

Bus  •  16 h 56 min

  1. Take the bus from Vientiane to Khon Kaen
  2. Take the bus from Khon Kaen to Roi Et 874
  3. Take the bus from Roi Et to Aranyaprathet
  4. Take the bus from Aranyaprathet to Siem Reap

$36 - $42

Bus King of Bus  •  18 h

  1. Take the bus from Vientiane Bus Station to Pakse
  2. Take the bus from Pakse to Siem Reap

$39 - $57

Bus #2  •  18 h 15 min

  1. Take the bus from Vientiane to Udonthani
  2. Take the bus from Udonthani to Nakhon Ratchasima
  3. Take the bus from Nakhon Ratchasima to Aranyaprathet
  4. Take the bus from Aranyaprathet to Siem Reap

$27 - $33

Drive  •  10 h 18 min

  1. Drive from Vientiane to Siem Reap 424.4 miles

$55 - $85

Questions & Answers

The distance between Vientiane and Siem Reap is 530 km. The road distance is 679 km.

The cheapest way to get from Vientiane to Siem Reap is to bus which costs $27 - $35 and takes 18 h 15 min.

The quickest way to get from Vientiane to Siem Reap is to fly which takes 3 h 31 min and costs $130 - $370.

No, there is no direct bus from Vientiane to Siem Reap. However, there are services departing from Vientiane and arriving at Siem Reap via Khon Kaen, Roi Et and Aranyaprathet. The journey, including transfers, takes approximately 16 h 56 min.

It takes approximately 3 h 31 min to get from Vientiane to Siem Reap, including transfers.

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

Lao Airlines, Bangkok Airways and five other airlines fly from Vientiane to Siem Reap hourly. Alternatively, you can take a bus from Vientiane to Siem Reap via Khon Kaen, Roi Et, and Aranyaprathet in around 16 h 56 min.

Airlines
Lao Airlines
Website
laoairlines.com
Flights from Vientiane to Siem Reap via Pakse
Ave. Duration
4 h 32 min
When
Monday, Tuesday, Wednesday, Friday and Saturday
Estimated price
$120 - $340
Flights from Vientiane to Siem Reap via Luang Prabang
Ave. Duration
3 h 52 min
When
Monday, Wednesday, Thursday, Friday, Saturday and Sunday
Estimated price
$210 - $550
Flights from Vientiane to Siem Reap via Savannakhet, Pakse
Ave. Duration
5 h 55 min
When
Monday, Wednesday and Friday
Estimated price
$120 - $340
Cambodia Angkor Air
Website
cambodiaangkorair.com
Flights from Vientiane to Siem Reap via Pakse
Ave. Duration
3 h 5 min
When
Tuesday and Saturday
Estimated price
$120 - $340
Flights from Vientiane to Siem Reap via Phnom Penh
Ave. Duration
5 h
When
Tuesday, Friday and Saturday
Estimated price
$310 - $700
Flights from Vientiane to Siem Reap via Phnom Penh, Ho Chi Minh City
Ave. Duration
5 h 40 min
When
Every day
Estimated price
$310 - $700
Vietnam Airlines
Website
vietnamairlines.com
Flights from Vientiane to Siem Reap via Phnom Penh
Ave. Duration
5 h
When
Tuesday, Friday and Saturday
Estimated price
$310 - $700
Flights from Vientiane to Siem Reap via Hanoi
Ave. Duration
5 h 10 min
When
Every day
Estimated price
$310 - $700
Flights from Vientiane to Siem Reap via Phnom Penh, Ho Chi Minh City
Ave. Duration
5 h 40 min
When
Every day
Estimated price
$310 - $700
Bangkok Airways
Website
bangkokair.com
Flights from Vientiane to Siem Reap via Suvarnabhumi
Ave. Duration
3 h 35 min
When
Every day
Estimated price
$200 - $700
Thai Smile
Website
thaismileair.com
Flights from Vientiane to Siem Reap via Suvarnabhumi
Ave. Duration
6 h 55 min
When
Every day
Estimated price
$120 - $390
Train operators
State Railway of Thailand
Website
railway.co.th
Train from Nong Khai to Hua Lamphong
Ave. Duration
11 h 10 min
Frequency
Once daily
Estimated price
$12 - $50
Schedules at
railway.co.th
Book at
12go.asia
3rd Class (Seat)
$6 - $9
2nd Class (Seat)
$12 - $18
2nd Class (Berth)
$22 - $30
1st Class (Berth)
$35 - $50
Train from Hua Lamphong to Aranyaprathet
Ave. Duration
5 h 40 min
Frequency
Once daily
Estimated price
$9 - $35
Schedules at
railway.co.th
Book at
12go.asia
3rd Class (Seat)
$3 - $7
2nd Class (Seat)
$9 - $14
2nd Class (Berth)
$19 - $25
1st Class (Berth)
$27 - $35
Bus operators
Lao-Thai International Bus
Website
baolau.com
Bus from Vientiane to Khon Kaen
Ave. Duration
3 h 30 min
Frequency
Twice daily
Estimated price
$16
Schedules at
baolau.com
Bus from Vientiane to Udonthani
Ave. Duration
2 h
Frequency
4 times a day
Estimated price
$8
Schedules at
baolau.com
The Transport Company
Website
home.transport.co.th
Bus from Vientiane Talat Sao Station to Khon Kaen
Ave. Duration
4 h
Frequency
Twice daily
Estimated price
$4 - $7
Schedules at
home.transport.co.th
Bus from Aranyaprathet to Siem Reap
Ave. Duration
2 h 56 min
Frequency
Twice daily
Estimated price
$4 - $6
Schedules at
home.transport.co.th
Phetprasert Tour
Phone
056 720 720
Website
phetprasert.com
Bus from Khon Kaen to Roi Et
Ave. Duration
1 h 40 min
Frequency
5 times a day
Estimated price
$4 - $5
Schedules at
phetprasert.com
Book at
12go.asia
Yellow Bus
Website
iloveyellowbus.com
Bus from Roi Et to Aranyaprathet
Ave. Duration
5 h 50 min
Frequency
4 times a day
Estimated price
$12 - $15
Schedules at
iloveyellowbus.com
King of Bus
Website
baolau.com
Bus from Vientiane Bus Station to Pakse
Ave. Duration
10 h
Frequency
Once daily
Estimated price
$27
Schedules at
baolau.com
Soutchai Travel
Phone
+856 21 254512-5
Email
kenlotchana.travel@gmail.com
Website
soutchaitravel.com
Bus from Vientiane to Pakse
Ave. Duration
12 h
Frequency
Once daily
Estimated price
$18
Schedules at
soutchaitravel.com
bus
Bus from Pakse to Siem Reap AVT - Asia Van Transfer
Ave. Duration
10 h
Frequency
Once daily
Estimated price
$30
Schedules at
baolau.com
Book at
baolau.com
Naga travel
Website
nagatravel.com
Bus from Vientiane Talat Sao Station to Udonthani
Ave. Duration
3 h 30 min
Frequency
Every 4 hours
Estimated price
$10
Schedules at
nagatravel.com
Suvarnabhumi Airport Bus
Website
suvarnabhumiairport.com
Bus from Udonthani to Nakhon Ratchasima
Ave. Duration
5 h 19 min
Frequency
Once daily
Estimated price
$8 - $12
Schedules at
bangkokairportonline.com
bus
Bus from Nakhon Ratchasima to Aranyaprathet
Ave. Duration
5 h
Frequency
5 times a day
Estimated price
$7

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