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

Shanghai (PVG) is the most affordable one-stop option, with an average return flight price of £684.

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

Flights via Bangkok (BKK) have the shortest average one-way travel time for one-stop routes: 16h 27m.

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

Flights via Bangkok (BKK) offer the fastest connection on this route, with an average stopover time of 3h 37m.

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

Bangkok (BKK) – chosen by Cheapflights users on 90% of one-stop itineraries from London Heathrow Airport to Vientiane on Cheapflights.

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

There are many flights that can get you from London Heathrow Airport to Vientiane in 29h 05m. Fly via China Southern or China Eastern to get the fastest option. The distance between London Heathrow Airport and Vientiane is about 5786 mi. This flight may include one or multiple stops.

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

Currently priced at £470, China Eastern will fly you from London Heathrow Airport to Vientiane and back. In addition to China Eastern, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Thai Airways for as low as £860. You may be able to fly from London Heathrow Airport to Vientiane for 51% less than the average price by searching for these airlines.

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.

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).

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

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

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

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. 2 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.

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

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

How can I find direct flights from Heathrow to Vientiane?

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

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

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.

£329+ Cheap Flights from London Heathrow Airport to Vientiane

Cheap flight deals from Heathrow to Vientiane

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 15 September 2026.

Mon 14/922:10 -

1 stop30h 20m

Mon 28/915:50 -

1 stop33h 30m

Deal found 13/9£502

Thu 1/1022:10 -

1 stop34h 35m

Tue 13/1011:30 -

1 stop37h 50m

Deal found 12/9£516

Mon 26/1022:00 -

1 stop34h 05m

Mon 9/1116:25 -

1 stop33h 10m

Deal found 13/9£536

Mon 9/1122:00 -

1 stop34h 05m

Mon 30/1111:30 -

1 stop38h 05m

Deal found 10/9£539

Thu 24/922:10 -

1 stop34h 35m

Mon 28/915:50 -

1 stop33h 30m

Deal found 14/9£554

Sun 8/1121:30 -

2 stops34h 35m

Sun 6/1211:30 -

1 stop38h 05m

Deal found 13/9£579

Sat 14/1121:30 -

2 stops34h 35m

Fri 27/1116:25 -

1 stop33h 10m

Deal found 10/9£585

Mon 26/1021:00 -

1 stop20h 05m

Mon 9/1114:00 -

2 stops34h 30m

Deal found 13/9£616

Find flight deals from Heathrow to Vientiane

Round-trip from	£510
One-way from	£322
Popular in	March
Cheapest in	April
Average price	£950

China Southern
9/11-30/11
2 total stops
67h 15m total
London to Vientiane

Search Deals

19/9-31/12
3 total stops
52h 45m total
London to Vientiane

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (£58 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 9% potential price decrease (£60 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonVientiane

LHR London Heathrow - VTE Vientiane Wattay

LHRVTE

London Heathrow

Sat 26/9

20:50-07:35

3 stops52h 45m

Vientiane Wattay

Wed 31/12

00:00-18:00

Nonstop0h 00m

£329

LondonVientiane

LHR London Heathrow - VTE Vientiane Wattay

LHRVTE

London Heathrow

Thu 12/11

22:30-18:00

2 stops36h 30m

Vientiane Wattay

Wed 31/12

00:00-18:00

Nonstop0h 00m

£376

LondonVientiane

LHR London Heathrow - VTE Vientiane Wattay

LHRVTE

London Heathrow

Tue 17/11

22:00-10:30

1 stop29h 30m

Vientiane Wattay

Wed 31/12

00:00-18:00

Nonstop0h 00m

£393

LondonVientiane

LHR London Heathrow - VTE Vientiane Wattay

LHRVTE

London Heathrow

Sun 25/10

22:00-10:30

1 stop29h 30m

Vientiane Wattay

Wed 31/12

00:00-18:00

Nonstop0h 00m

£396

LondonVientiane

LHR London Heathrow - VTE Vientiane Wattay

LHRVTE

London Heathrow

Sun 15/11

21:10-11:15

2 stops31h 05m

Vientiane Wattay

Wed 31/12

00:00-18:00

Nonstop0h 00m

£406

LondonVientiane

LHR London Heathrow - VTE Vientiane Wattay

LHRVTE

London Heathrow

Tue 17/11

21:30-14:15

3 stops57h 45m

Vientiane Wattay

Wed 31/12

00:00-18:00

Nonstop0h 00m

£408

LondonVientiane

LHR London Heathrow - VTE Vientiane Wattay

LHRVTE

London Heathrow

Tue 17/11

21:00-11:20

2 stops31h 20m

Vientiane Wattay

Wed 31/12

00:00-18:00

Nonstop0h 00m

£413

Fastest return journey

LondonVientiane

LHR London Heathrow - VTE Vientiane Wattay

LHRVTE

London Heathrow

Sun 11/10

08:25-11:00

2 stops20h 35m

Vientiane Wattay

Wed 31/12

00:00-18:00

Nonstop0h 00m

£436

LondonVientiane

LHR London Heathrow - VTE Vientiane Wattay

LHRVTE

London Heathrow

Sat 10/10

08:25-11:00

2 stops20h 35m

Vientiane Wattay

Wed 31/12

00:00-18:00

Nonstop0h 00m

£436

LondonVientiane

LHR London Heathrow - VTE Vientiane Wattay

LHRVTE

London Heathrow

Thu 10/12

19:30-22:05

3 stops43h 35m

Vientiane Wattay

Wed 31/12

00:00-18:00

Nonstop0h 00m

£448

Flights are sorted by cheapest return flights first.

Deals found on 11/9

Showing 1-10 of 22 resultsSorted by cheapest first

Best time to book a flight from Heathrow to Vientiane

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

LHR-VTE

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

Prices

Airfare is below average for this route at the moment.

London Heathrow Airport to Vientiane flights typically cost between £937 and £954 in January.
The cheapest return price found within the last 5 days was £504 on China Southern (13 Jan–27 Jan).

Reviews of airlines servicing Vientiane

Check out reviews from past customers who have flown with Thai Airways and China Eastern from London Heathrow Airport to Vientiane to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Thai Airways

7.9

Good

419 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing

Thai Airways

7.9

Good

419 reviews

Thai Airways

7.9

Good

419 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Virendra,Jan 2026

DEL - BKK

China Eastern

7.3

Good

240 reviews

Thai Airways

7.9

Good

419 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Virendra,Jan 2026

DEL - BKK

Related info for your journey

What airport do you fly into for flights to Vientiane from London Heathrow?
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. 2 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.
How long is the flight from London Heathrow Airport to Vientiane?
There are many flights that can get you from London Heathrow Airport to Vientiane in 29h 05m. Fly via China Southern or China Eastern to get the fastest option. The distance between London Heathrow Airport and Vientiane is about 5786 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from London Heathrow Airport to Vientiane round-trip?
Currently priced at £470, China Eastern will fly you from London Heathrow Airport to Vientiane and back. In addition to China Eastern, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Thai Airways for as low as £860. You may be able to fly from London Heathrow Airport to Vientiane for 51% less than the average price by searching for these airlines.
Can I find deals for flights from Heathrow to Vientiane that include hotel bookings?
Yes. In addition to deals on Heathrow to Vientiane flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to Vientiane?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Vientiane.
Can I find deals for business class flights from Heathrow to Vientiane?
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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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London City to Vientiane flights

Top 2 airlines flying from Heathrow to Vientiane

Airline	Cheapest	Average	Flexibility	On-time
China Eastern	Cheapest£470	Average£555	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
Thai Airways	Cheapest£860	Average£938	FlexibilityNo cancel fee	On-time77%	Search Thai Airways flights

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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.

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

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.

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

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

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.

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Cheap flights from London Heathrow Airport to Vientiane from £329

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Heathrow to Vientiane

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 15 September 2026.

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 15 September 2026.

Best flights from Heathrow to VientianeDiscover carefully curated flight deals from Heathrow to Vientiane that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Discover carefully curated flight deals from Heathrow to Vientiane that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Last-minute flights from Heathrow to VientianeDiscover last-minute flight deals from Heathrow to Vientiane. Data last updated 15 September 2026 and is based on user searches.

Discover last-minute flight deals from Heathrow to Vientiane. Data last updated 15 September 2026 and is based on user searches.

One-way flights from Heathrow to VientianeSearch for one-way flight options from Heathrow to Vientiane. Find affordable one-way fares based on user searches. Data last updated 15 September 2026.

Search for one-way flight options from Heathrow to Vientiane. Find affordable one-way fares based on user searches. Data last updated 15 September 2026.

Find flight deals from Heathrow to Vientiane

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Cheapflights Fare Finder

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

Best time to book a flight from Heathrow to Vientiane

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

Cheapflights Insights

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 £937 and £954 in January.The cheapest return price found within the last 5 days was £504 on China Southern (13 Jan–27 Jan).

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

Bangkok (BKK) – chosen by Cheapflights users on 90% of one-stop itineraries from London Heathrow Airport to Vientiane on Cheapflights.

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

Shanghai (PVG) is the most affordable one-stop option, with an average return flight price of £684.

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

Flights via Bangkok (BKK) have the shortest average one-way travel time for one-stop routes: 16h 27m.

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

Flights via Bangkok (BKK) offer the fastest connection on this route, with an average stopover time of 3h 37m.

Reviews of airlines servicing Vientiane

Check out reviews from past customers who have flown with Thai Airways and China Eastern from London Heathrow Airport to Vientiane to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Heathrow to Vientiane

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Complete your trip

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Search flights from Heathrow to Vientiane by cabin class

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Heathrow and Vientiane flights

Browse other Heathrow and Vientiane flight options. Last updated on 15 September 2026.

Other flights from Heathrow

Browse through other flights departing from Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 15 September 2026.

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Other flights to Vientiane

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Top 2 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 15 September 2026.

Best flights from Heathrow to Vientiane
Discover carefully curated flight deals from Heathrow to Vientiane that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Last-minute flights from Heathrow to Vientiane
Discover last-minute flight deals from Heathrow to Vientiane. Data last updated 15 September 2026 and is based on user searches.

One-way flights from Heathrow to Vientiane
Search for one-way flight options from Heathrow to Vientiane. Find affordable one-way fares based on user searches. Data last updated 15 September 2026.

London Heathrow Airport to Vientiane flights typically cost between £937 and £954 in January.
The cheapest return price found within the last 5 days was £504 on China Southern (13 Jan–27 Jan).