Q: How much does it cost for a return flight from London Heathrow Airport to Vientiane?

Airfare is below average for this route at the moment. London Heathrow Airport to Vientiane flights typically cost between £676 and £1,121 in November. The cheapest return flight price found within the last 3 days was £476 on China Southern (2 Nov-12 Nov).

Question 1

What’s the cheapest stopover airport for flights from London Heathrow Airport to Vientiane?

Accepted Answer

Guangzhou (CAN) is the most affordable one-stop option, with an average return flight price of £636.

Question 2

Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Vientiane?

Accepted Answer

Flights via Bangkok (BKK) offer the fastest connection on this route, with an average stopover time of 3h 53m.

Question 3

What’s the top stopover airport for flights from London Heathrow Airport to Vientiane?

Accepted Answer

Bangkok (BKK) – chosen by Cheapflights users on 63% of one-stop itineraries from London Heathrow Airport to Vientiane on Cheapflights.

Question 4

What’s the fastest stopover option from London Heathrow Airport to Vientiane?

Accepted Answer

Flights via Bangkok (BKK) have the shortest average one-way travel time for one-stop routes: 16h 35m.

Question 5

How much does it cost for a return flight from London Heathrow Airport to Vientiane?

Accepted Answer

Airfare is below average for this route at the moment.London Heathrow Airport to Vientiane flights typically cost between £676 and £1,121 in November.
The cheapest return flight price found within the last 3 days was £476 on China Southern (2 Nov-12 Nov).

Question 6

How long is the flight from London Heathrow Airport to Vientiane?

Accepted Answer

There are many flights that can get you from London Heathrow Airport to Vientiane in 37h 25m. Fly via China Southern to get the fastest option. The distance between London Heathrow Airport and Vientiane is about 5786 mi.

Question 7

What are the cheapest airlines flying from London Heathrow Airport to Vientiane round-trip?

Accepted Answer

Currently priced at £471, China Southern will fly you from London Heathrow Airport to Vientiane and back. In addition to China Southern, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from China Eastern and Thai Airways - these airlines can fly you to your destination from £572 and £773, respectively. You may be able to fly from London Heathrow Airport to Vientiane for 42% less than the average price by searching for these airlines.

Question 8

What is the cheapest day to fly from London Heathrow Airport to Vientiane?

Accepted Answer

Travellers seeking maximum savings on their London Heathrow Airport to Vientiane flight should consider departing on Saturday evenings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 9

E

Accepted Answer

In terms of precipitation, rainfall in Vientiane ranges from 10.0 - 120.0 inches per month. July is typically the wettest month, when rainfall can reach 120.0 mm. January is typically the driest time to visit Vientiane when rainfall is around 10.0 mm.

Question 10

E

Accepted Answer

If weather is an important factor for your trip to Vientiane, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 22.0 C).

Question 11

What are the most popular airlines that fly from London Heathrow Airport to Vientiane?

Accepted Answer

The most popular airlines flying from London Heathrow Airport to Vientiane are China Southern, China Eastern and Thai Airways. Something to consider prior to booking your flight.

Question 12

What is the cheapest day to fly round-trip from London Heathrow Airport to Vientiane?

Accepted Answer

Friday is generally a great day to depart. Flying on this day could help you save up to 36%.

Question 13

How far in advance should I book a flight from London Heathrow Airport to Vientiane?

Accepted Answer

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 48 days in advance, which can save you up to 20% on flights from London Heathrow Airport to Vientiane compared to booking the week you need them. Waiting 48 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £571. For sooner than that we have options available in the next 3 days from £944.

Question 14

What is the cheapest month to fly from London Heathrow Airport to Vientiane?

Accepted Answer

Due to multiple factors, expect to potentially pay more when booking in August. For low rates, May can be a great choice for travel to Vientiane. Flights to Vientiane from London Heathrow Airport in May are about £681 on average during May, but can be found for as low as £476.

Question 15

What is the cheapest time of day to fly from LHR to VTE?

Accepted Answer

One of the essential ways to save on airfare from London Heathrow Airport to Vientiane is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at midday could potentially save you up to 24% on airfare.

Question 16

What airport do you fly into for flights to Vientiane from London Heathrow?

Accepted Answer

Vientiane Wattay (VTE), located 2.8 mi from the city center, is the airport you fly into when you book flights from London Heathrow to Vientiane. 3 airlines have flights to Wattay from London Heathrow on a regular basis. Booking flights from London Heathrow to Vientiane Wattay should not be difficult; the airport handles an average of 0 inbound flights from London Heathrow per day.

Question 17

Can I find deals for flights from Heathrow to Vientiane that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Heathrow to Vientiane flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 18

How can I find direct flights from Heathrow to Vientiane?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Vientiane.

Question 19

Can I find deals for business class flights from Heathrow to Vientiane?

Accepted Answer

Yes. Cheapflights offers flight deals from Heathrow to Vientiane by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 20

How does Cheapflights help users find flights from Heathrow to Vientiane?

Accepted Answer

When you search for this flight from Heathrow to Vientiane, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Question 21

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Vientiane?

Accepted Answer

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Vientiane by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Question 22

Can Cheapflights find flights from Heathrow to Vientiane with no change fees?

Accepted Answer

Yes! Cheapflights helps users easily find flights from Heathrow to Vientiane with no change fees.

Question 23

Can Cheapflights notify me if prices for flights from Heathrow to Vientiane become cheaper?

Accepted Answer

Yes! Start tracking prices for Heathrow to Vientiane flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

Round-trip from	£476
One-way from	£373
Popular in	August
Cheapest in	October
Average price	£1,199

Airline	Cheapest	Average	Flexibility	On-time
China Southern	Cheapest£471	Average£530	FlexibilityNo cancel fee	On-time69%	Search China Southern flights
China Eastern	Cheapest£572	Average£657	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
Thai Airways	Cheapest£773	Average£811	FlexibilityNo cancel fee	On-time77%	Search Thai Airways flights

Cheap flights from London Heathrow Airport to Vientiane from £373

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/1. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapest flights from Heathrow to VientianeExplore the most affordable flight options available from Heathrow to Vientiane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 August 2025.

Explore the most affordable flight options available from Heathrow to Vientiane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 August 2025.

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Everything you need to know about your flight from London Heathrow Airport to Vientiane

How much does it cost for a return flight from London Heathrow Airport to Vientiane?

What’s the top stopover airport for flights from London Heathrow Airport to Vientiane?

What’s the fastest stopover option from London Heathrow Airport to Vientiane?

What’s the fastest stopover option from London Heathrow Airport to Vientiane?

Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Vientiane?

Reviews of airlines servicing Vientiane

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Vientiane. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Vientiane from London Heathrow?

How long is the flight from London Heathrow Airport to Vientiane?

What are the cheapest airlines flying from London Heathrow Airport to Vientiane round-trip?

Can I find deals for flights from Heathrow to Vientiane that include hotel bookings?

How can I find direct flights from Heathrow to Vientiane?

Can I find deals for business class flights from Heathrow to Vientiane?

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Alternative routes for Heathrow to Vientiane

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Top 3 airlines flying from Heathrow to Vientiane

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How does Cheapflights help users find flights from Heathrow to Vientiane?

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Vientiane?

Can Cheapflights find flights from Heathrow to Vientiane with no change fees?

Can Cheapflights notify me if prices for flights from Heathrow to Vientiane become cheaper?

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Cheapest flights from Heathrow to Vientiane
Explore the most affordable flight options available from Heathrow to Vientiane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 August 2025.