Cheap Flights from London to Vientiane

Compare London to Vientiane flight deals

Find the cheapest month or even day of the year to fly to Vientiane

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Flight deals from London to Vientiane

Looking for a cheap last-minute deal or the best return flight from London to Vientiane? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from London to Vientiane

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London to Vientiane flights are currently cheapest in March.

London to Vientiane: Alternative routes

Compare routes from London to Vientiane below. You may find an airport to fly into that's cheaper, faster, or easier than Vientiane.

London to Vientiane: Flight information

The things to know before you go.
Cheapest flight foundR 6,166
Cheapest month to flyMarch

Finding cheap flights from London to Vientiane: Frequently asked questions

The best price we found for a return flight from London to Vientiane is R 10,222. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from London to Vientiane. But we found flights with one stop from R 10,222.
As of August 2025, there are no flights flying from London to Vientiane.
The cheapest month to fly from London to Vientiane is usually September.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from London to Vientiane Airport on Wednesday, 24 September 2025.
No airlines currently offer direct flights between London and Vientiane Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Vientiane but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Vientiane is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Vientiane is Hainan Airlines .

Flying from London to Wattay International Airport (VTE): What you need to know

  • London has plenty of airports where you can begin your next adventure. Explore your departure options from London Heathrow Airport (LHR) and London Gatwick Airport (LGW) when organising your flight from London to Wattay International Airport (VTE). Stansted Airport (STN), London Luton Airport (LTN) and London City Airport (LCY) are the city's other main bases.

  • Vientiane is seven hours ahead of London. Wattay International Airport is located in Vientiane, which follows the UTC+7 timezone.

  • To ensure you get on your flight from London to VTE, allow plenty of time to check in and drop off your luggage. Arriving two hours before international departures and an hour before domestic flights is the standard rule.

  • Delays at check-in and security are more likely if you're jetting off during high season, so allow some extra wiggle room. The recommendation for peak periods? Arrive up to four hours early for international flights and two hours for domestic departures.

Airports in London

London Heathrow Airport (LHR)

  • Think about adding a stopover to find cheap flights from London to VTE. Simply deselect 'Direct flights only' when searching for departures from London Heathrow Airport (LHR). Take a break from travelling at one of these popular airports:

    • Shanghai Pudong International Airport (PVG)

    • Suvarnabhumi Airport (BKK)

    • Hong Kong International Airport (HKG)

  • LHR is about 31 kilometres from central London. If you're catching a cab, driving or ride-sharing from the centre, it'll take 55 minutes or so to get there, depending on traffic conditions. If you're planning to take public transport, expect the travel time to be around 1 hour.

  • Have an early flight from London to Wattay International Airport? Avoid the last-minute rush to the terminal (and catch some extra z's) by picking one of these stays close to London Heathrow Airport:

  • Of all flights departing from London Heathrow Airport, 68.18% touch down on time at their destination.

London Gatwick Airport (LGW)

  • Break up your flight from London to Wattay International Airport with a stop at Shanghai Pudong International Airport (PVG). A major connection between London Gatwick Airport and VTE, it's the perfect opportunity to relax before the next leg of your journey.

  • LGW is about 80 kilometres from central London. It takes 1 hour 20 minutes or so to get to the airport by car from the city centre. Public transport takes roughly 30 minutes.

  • Want to enjoy an extra night away before catching your London to VTE flight? Unwind in a hotel near London Gatwick Airport before your trip officially starts. These stays have a room with your name on it:

  • London Gatwick Airport has an on-time performance rate of 69.26%. This figure reflects how often flights departing from this airport arrive on schedule.

Stansted Airport (STN)

  • From central London, STN is around 64 kilometres away. It takes roughly 1 hour to reach the airport by car and 1 hour 25 minutes or so if you take public transport.

  • Make catching an early London to Wattay International Airport flight the easiest part of your journey. Stay at one of these hotels near Stansted Airport and get to your boarding gate with plenty of time to spare:

  • Airports have an on-time performance rating that tracks how often flights arrive at their destinations without delays. At STN, that figure is 64.73%.

About Wattay International Airport (VTE)

How to find the cheapest flights from London to Wattay International Airport (VTE)

  • At the moment, R 6,166 is the lowest price we've found for a one-way ticket from London to Wattay International Airport. The cheapest price for a return flight is R 10,222. Keep in mind fares can change due to demand at the time of booking.

  • To find cheap flights from London to VTE, book in advance. Airlines tend to offer their most competitively priced fares when tickets are first released.

  • Cheap London to Wattay International Airport tickets are easier to find when you have flexibility in your schedule. Try using the 'Whole month' search tool to compare fares across every month and then choose the cheapest day.

  • Finding a cheap plane ticket from London to VTE is a piece of cake with Price Alerts. Simply set up one of these automatic alerts and we'll get in touch as soon as the price has dropped.

  • Find the best deal on a flight from London to Wattay International Airport with the help of the filters. Choose your ideal arrival and departure times, airlines and number of stops. You can also sort your results by 'Best,' 'Fastest' or 'Cheapest.'

The best time to fly from London to Wattay International Airport (VTE)

  • February is the quietest month for flights from London to Wattay International Airport (VTE), while August is the busiest. Figure out the best time to go to Vientiane based on whether you prefer a laid-back vibe or a more bustling atmosphere.

  • The warmest month in Vientiane is April, with temperatures ranging between 23ºC (73ºF) and 42ºC (108ºF). Lock in your London to VTE plane ticket then if that's your definition of good weather.

  • Look for cheap tickets from London to Wattay International Airport in January if you'd rather travel when it's cooler. Temperatures are at their lowest then, ranging between 14ºC (57ºF) and 31ºC (88ºF).

More about Vientiane

  • Start your Vientiane trip right by choosing the perfect place to stay. Once you've booked your flight from London to Wattay International Airport, browse our selection of hotels including:

  • Every great holiday has to include a little sightseeing. Pha That Luang, Wat Inpeng and COPE Visitor Centre are attractions you won't want to skip in Vientiane.

Explore more of Laos

  • Thakhek is just one of the many places in Laos waiting to be explored once you've taken in the sights of Vientiane. Around 241 kilometres away to the east, check out popular attractions including Sunset Viewpoint, Mekong Riverside View Point and MAG UXO Visitor Centre.

  • Around 274 kilometres south-east of Vientiane, Savannakhet is another essential stop in Laos. Experience this destination's highlights firsthand at Dinosaur Museum, Wat Phochaiyaram and Chinese Temple.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.