Thai Airways International Cheap Flights from London to Vientiane

View €724 flight on Mon, 27 Oct 2025Opens in a new window

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Prices were available within the past 7 days and start at €724 for one-way flights and €1,005 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thai Airways International
Sat, 4 Oct - Sat, 18 Oct
LHR
London
VTE
Vientiane
€1,005 Return, found 5 days ago
€1,005
Return
found 5 days ago
Select Thai Airways International flight, departing Sat, 4 Oct from London to Vientiane, returning Sat, 18 Oct, priced at €1,005 found 5 days ago
Thai Airways International
Sat, 4 Oct - Sat, 18 Oct
LHR
London
VTE
Vientiane
€1,025 Return, found 5 days ago
€1,025
Return
found 5 days ago
Select Thai Airways International flight, departing Sat, 4 Oct from London to Vientiane, returning Sat, 18 Oct, priced at €1,025 found 5 days ago
London to Vientiane route information
Origin airport
Heathrow
Destination airport
Wattay Intl.
Distance
9264 km
*Available to Expedia members.