Cheap flights from London to Vientiane from £442

from as little as £442

9 nights in Vientiane, departing London Gatwick on 29 / Sep / 2025 with China Southern Airlines (price found 1 hour ago)

Subject to availability, prices correct of the last 24 hours
Vientiane

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The London / Vientiane route

All 9321 km of it

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Vientiane flight facts

What you need to know

Alternative flights from the UK to Vientiane

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Vientiane

Today alone, Netflights has searched over 311 flights. 29 / Sep / 2025 is currently the lowest priced day of the year to fly the London/Vientiane route. There are around 208 flights on any given week from the UK to Vientiane and the cheapest month to fly right now is September.

Not suitable? Try running another search or viewing all cheap flight deals.

Min / Max Temperature (°C)
LOWEST

17 °C

AVG

26 °C

HIGHEST

33 °C

Rainfall (mm)
LOWEST

10 mm

AVG

55 mm

HIGHEST

120 mm

Key facts about Vientiane

How to get cheap flights from London to Vientiane

Tips and advice from our flight experts

Weekly, there are 208 flights connecting Vientiane to London. We've gone through them all to help you find the right flight for you. If you can't find what you're looking for, consider widening your search by looking at flights from a different airport.

Generally, London Heathrow (LHR) is the most popular choice for flights to Vientiane. And the most popular airlines are Vietnam Airlines, Etihad Airways & Qatar Airways. But when you fly is just as important as who you fly with. If you're flexible on dates, try searching by month to see when the cheapest flights are.

The 9321 km journey from London to Vientiane takes at least 15 hrs 10 mins. On average, Vietnam Airlines have the cheapest flights, but check your search results, as this isn’t always the case. Another way to get a cheap flight is to book last minute – but this does mean you may not be able to get the exact flights you want.

Today alone, we’ve scanned 311 flights worldwide to bring you the best flight deals in one place. Did you know you can also compare car hire and hotel prices in Laos with Netflights? Take a look to get an idea of prices in Vientiane.

Other popular destinations near Vientiane

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