Thai Airways International Cheap Flights from London to Vientiane

View €720 flight on Fri, 26 Sep 2025Opens in a new window

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Prices were available within the past 7 days and start at €720 for one-way flights and €1,014 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thai Airways International
Fri, 26 Sep - Thu, 2 Oct
LHR
London
VTE
Vientiane
€1,014 Return, found 6 days ago
€1,014
Return
found 6 days ago
Select Thai Airways International flight, departing Fri, 26 Sep from London to Vientiane, returning Thu, 2 Oct, priced at €1,014 found 6 days ago
Thai Airways International
Mon, 29 Sep - Sun, 12 Oct
LHR
London
VTE
Vientiane
€1,017 Return, found 3 days ago
€1,017
Return
found 3 days ago
Select Thai Airways International flight, departing Mon, 29 Sep from London to Vientiane, returning Sun, 12 Oct, priced at €1,017 found 3 days ago
Thai Airways International
Thu, 25 Sep - Wed, 8 Oct
LHR
London
VTE
Vientiane
€1,017 Return, found 1 hour ago
€1,017
Return
found 1 hour ago
Select Thai Airways International flight, departing Thu, 25 Sep from London to Vientiane, returning Wed, 8 Oct, priced at €1,017 found 1 hour ago
London to Vientiane route information
Origin airport
Heathrow
Destination airport
Wattay Intl.
Airlines serving
Austrian Airlines, Lufthansa, Thai Airways International, Vietnam Airlines
Popular airline
Vietnam Airlines
Distance
9264 km
*Available to Expedia members.