Cheap flights from London to Vientiane from £303
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Vientiane departing on 30/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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China Southern flights from London to Vientiane
Our best China Southern deals on London to Vientiane flight tickets
China Eastern flights from London to Vientiane
Our best China Eastern deals on London to Vientiane flight tickets
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How to get the cheapest flight ticket from London to Vientiane
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between London and Vientiane?
What is the cheapest month to fly to Vientiane?
In general, May is the cheapest month to fly from London to Vientiane. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £552. If you’re not able to fly to Vientiane in May, then December is your next best option. Flight prices from London to Vientiane during December average around £608.
What is the cheapest day to depart on your flight to Vientiane?
The cheapest day to depart from London to Vientiane is on a Thursday when prices can be found for as low as £716. On the other hand, Saturday is the most expensive day to depart from London because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £811.
What is the cheapest airline that flies from London to Vientiane Wattay?
China Southern and China Eastern are the most popular carriers operating from London to Vientiane Wattay
Which airlines fly to Vientiane?
Thai Airways, China Eastern and China Southern are the top three most popular airlines that fly to Vientiane from London according to our data. Thai Airways is the first choice among our users, with 62% of people opting to fly with this airline when travelling to Vientiane. Keep in mind that there are 3 different airlines that fly to Vientiane on a routine basis, so you have a few additional options to choose from.
When to book flights from London to Vientiane
Cheap London to Vientiane (LON to VTE) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from London to Vientiane
How far is London to Vientiane Wattay by plane?
Vientiane Wattay is 5774.2 mi away from London. A reasonable flight in good conditions will take 16h 30m.
When did momondo last update prices for flights from London to Vientiane Wattay Airport?
Prices for flights from London to Vientiane Wattay Airport are updated daily.
How many operators does momondo search for flights from London to Vientiane Wattay Airport?
As of July 2025, there are 3 operators available to choose from for flights from London to Vientiane Wattay Airport.
How old do you have to be to fly from London to Vientiane Wattay Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London to Vientiane Wattay Airport.
What documentation or ID do you need to fly to Vientiane Wattay Airport?
The travel and health documents you'll need for your trip to Vientiane Wattay Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Vientiane Wattay Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from London to Vientiane?
Based on momondo bookings for this flight route, the most popular airline on flight routes from London to Vientiane is China Eastern (45% of total bookings). The next most popular airlines are Thai Airways (35%) and China Southern (20%).
Best airlines flying from London to Vientiane
Compare and see reviews for airlines that fly from London to Vientiane with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £461 | Free Cancellation | Rating 7.6 100 reviews | |||
| PriceFrom £560 | Free Cancellation | Rating 7.1 152 reviews | |||
| PriceFrom £756 | Free Cancellation | Rating 7.7 338 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from London to Vientiane?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Vientiane for you.
Can I find flights from London to Vientiane with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for London to Vientiane flights to just show those with flexible booking policies.
How can momondo help me find flights from London to Vientiane?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Vientiane.
I’m not ready to book a flight from London to Vientiane right now. Can momondo alert me if prices change?
Price alerts on flights to Vientiane from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.