What’s the cost of a flight from London Heathrow to Vientiane?

Prices vary based on date, airline, and availability. Compare several options if you're flying between London and Vientiane.

Choose a date to explore the best fares now.

If possible, avoid holiday periods: ticket prices tend to rise quickly and availability drops, especially on busy routes. Morning and evening flights are often in high demand too — book early to get a good fare.

Which airports serve London and Vientiane?

When planning a trip of about 9318 km, it's a good idea to check flights from surrounding airports too.

• Airports in London: London is connected to 6 airports - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.
• Airports in Vientiane: The only active airport in Vientiane is Vientiane - Wattay.

The closest airport isn’t always the cheapest — it’s worth checking the alternatives too. In some cities, smaller airports offer lower fares than the main ones.

Customize your flight from London Heathrow to Vientiane

Jetcost allows you to filter by travel dates, duration, layovers, carriers, and booking providers. You’ll find direct and connecting flights, one-way or round-trip, from the best airlines and travel agencies.

Other popular destinations

Thinking about Laos? You might also consider: Luang Namtha, Luang Prabang, Pakse, Vientiane.

You can sort results by price, duration, or departure time to find the best option for you. When available, results always include both low-cost and traditional airlines.