Cheap Flights from Siem Reap to Vientiane: SAI→VTE from HK$1,867

View HK$1,867 flight on Thu, 9 Oct 2025Opens in a new window

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Find Cheap Flights from Siem Reap (SAI) to Vientiane (VTE)

Prices were available within the past 7 days and start at HK$1,867 for one-way flights and HK$6,544 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Singapore Airlines
Fri, 8 Aug - Tue, 12 Aug
SAI
Siem Reap
VTE
Vientiane
HK$6,544 Return, found 2 days ago
HK$6,544
Return
found 2 days ago
Select Singapore Airlines flight, departing Fri, 8 Aug from Siem Reap to Vientiane, returning Tue, 12 Aug, priced at HK$6,544 found 2 days ago
Bangkok Airways
Fri, 8 Aug - Tue, 12 Aug
SAI
Siem Reap
VTE
Vientiane
HK$6,841 Return, found 2 days ago
HK$6,841
Return
found 2 days ago
Select Bangkok Airways flight, departing Fri, 8 Aug from Siem Reap to Vientiane, returning Tue, 12 Aug, priced at HK$6,841 found 2 days ago
Singapore Airlines
Fri, 8 Aug - Tue, 12 Aug
SAI
Siem Reap
VTE
Vientiane
HK$6,869 Return, found 2 days ago
HK$6,869
Return
found 2 days ago
Select Singapore Airlines flight, departing Fri, 8 Aug from Siem Reap to Vientiane, returning Tue, 12 Aug, priced at HK$6,869 found 2 days ago
Bangkok Airways
Fri, 8 Aug - Tue, 12 Aug
SAI
Siem Reap
VTE
Vientiane
HK$6,941 Return, found 2 days ago
HK$6,941
Return
found 2 days ago
Select Bangkok Airways flight, departing Fri, 8 Aug from Siem Reap to Vientiane, returning Tue, 12 Aug, priced at HK$6,941 found 2 days ago
Bangkok Airways
Fri, 8 Aug - Tue, 12 Aug
SAI
Siem Reap
VTE
Vientiane
HK$7,028 Return, found 2 days ago
HK$7,028
Return
found 2 days ago
Select Bangkok Airways flight, departing Fri, 8 Aug from Siem Reap to Vientiane, returning Tue, 12 Aug, priced at HK$7,028 found 2 days ago
Bangkok Airways
Fri, 8 Aug - Tue, 12 Aug
SAI
Siem Reap
VTE
Vientiane
HK$7,128 Return, found 2 days ago
HK$7,128
Return
found 2 days ago
Select Bangkok Airways flight, departing Fri, 8 Aug from Siem Reap to Vientiane, returning Tue, 12 Aug, priced at HK$7,128 found 2 days ago
*Available to Expedia members.