Question 1

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

Accepted Answer

Our cheapest airline available from Vientiane to London Heathrow Airport is China Eastern. Our recent data shows that you can find tickets from as low as £537 on this airline. Additional options worth looking into are China Southern and Vietnam Airlines, starting at £822 and £2,378 round-trip.

Question 2

What is the cheapest month to book a flight from Vientiane to London Heathrow Airport?

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from Vientiane to London Heathrow Airport (average of £112). Flying from Vientiane to London Heathrow Airport in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Question 3

E

Accepted Answer

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Question 4

E

Accepted Answer

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Question 5

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

Accepted Answer

Thursday flights are generally found to be more expensive for flights from Vientiane to London Heathrow Airport. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London Heathrow Airport.

Question 6

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

Accepted Answer

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, January can be a great choice for travel to London Heathrow Airport. Flights to London Heathrow Airport from Vientiane in January are about £678 on average during January, but can be found for as low as £500.

Question 7

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

Accepted Answer

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Vientiane to London Heathrow Airport as you normally would.

Question 8

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

Accepted Answer

Most people fly from Vientiane Wattay (VTE) if they book a flight from Vientiane to London Heathrow. On average, Wattay has 0 outbound flights to London Heathrow per day from 0 airlines. Vientiane Wattay is conveniently located just 2.8 mi from Vientiane’s city center.

Question 9

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

Accepted Answer

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

Question 10

How can I find direct flights from Vientiane to Heathrow?

Accepted Answer

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

Question 11

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

Accepted Answer

Yes. Cheapflights offers flight deals from Vientiane to Heathrow 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 12

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

Accepted Answer

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Vientiane to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Question 13

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

Accepted Answer

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Vientiane to Heathrow.

Question 14

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

Accepted Answer

Yes, we can. To see specific flights from Vientiane to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Question 15

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

Accepted Answer

Yes, Cheapflights offers price alerts on Vientiane to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

Round-trip from	£537
Popular in	June
Cheapest in	January
Average price	£887

Cheap flights from Vientiane to London Heathrow Airport from £537

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/7. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Vientiane to Heathrow

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Cheapest flights from Vientiane to HeathrowExplore the most affordable flight options available from Vientiane to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 July 2025.

Explore the most affordable flight options available from Vientiane to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Vientiane to London Heathrow Airport that are best for you.

Best time to book a flight from Vientiane to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Vientiane with our price prediction graph.

Reviews of airlines servicing Heathrow

Read through reviews of airlines operating flights from Vientiane to London Heathrow Airport, such as China Southern, Vietnam Airlines, andChina Eastern. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Vientiane to Heathrow. 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 from for flights from Vientiane to London Heathrow?

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

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

How can I find direct flights from Vientiane to Heathrow?

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

What is the cheapest month to book a flight from Vientiane to London Heathrow Airport?

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

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

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

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

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Cheapest flights from Vientiane to Heathrow
Explore the most affordable flight options available from Vientiane to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 July 2025.