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

A quick flight from London Heathrow Airport to Laos can take about 34h 05m. China Southern provides one of the quickest options available for as low as £541. Airlines will cover a distance of 5786 mi. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Laos 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 Laos when rainfall is around 10.0 mm.

If weather is an important factor for your trip to Laos, 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 are the most popular airlines that fly from London Heathrow Airport to Laos?

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

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

When flying from London Heathrow Airport to Laos, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

How can I find direct flights from Heathrow to Laos?

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

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

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

£388+ Flights from London Heathrow Airport to Laos

Find flight deals from Heathrow to Laos

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Laos
Explore the most affordable flight options available from Heathrow to Laos. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 October 2025.

Thu 20/1122:00LHR - VTE

1 stop34h 05mChina Southern

Tue 2/1216:25VTE - LHR

2 stops28h 35mChina Southern

Deal found 23/10£507

Wed 26/1117:15LHR - VTE

2 stops62h 50mChina Southern

Wed 3/1216:25VTE - LHR

1 stop33h 10mChina Southern

Deal found 23/10£509

Tue 18/1122:00LHR - VTE

1 stop34h 05mChina Southern

Tue 25/1116:25VTE - LHR

2 stops28h 35mChina Southern

Deal found 22/10£511

Thu 20/1122:00LHR - VTE

1 stop34h 05mChina Southern

Mon 1/1216:25VTE - LHR

2 stops52h 35mChina Southern

Deal found 23/10£538

Wed 26/1117:15LHR - VTE

2 stops62h 50mChina Southern

Sun 30/1116:25VTE - LHR

1 stop33h 10mChina Southern

Deal found 23/10£539

Sun 23/1122:00LHR - VTE

1 stop34h 05mChina Southern

Mon 1/1216:25VTE - LHR

1 stop33h 10mChina Southern

Deal found 23/10£547

Sun 23/1122:00LHR - VTE

1 stop34h 05mMultiple Airlines

Sun 30/1118:00VTE - LHR

2 stops30h 30mMultiple Airlines

Deal found 23/10£554

Sun 23/1117:15LHR - VTE

2 stops62h 50mChina Southern

Tue 2/1216:25VTE - LHR

1 stop33h 10mChina Southern

Deal found 23/10£555

Sun 23/1122:15LHR - VTE

2 stops30h 45mMultiple Airlines

Sat 29/1121:40VTE - LHR

1 stop27h 15mMultiple Airlines

Deal found 23/10£556

Mon 24/1122:00LHR - VTE

1 stop34h 05mChina Southern

Tue 2/1216:25VTE - LHR

2 stops28h 35mChina Southern

Deal found 22/10£559

Tue 18/1121:00LHR - LPQ

2 stops59h 05mChina Eastern

Fri 28/1116:05LPQ - LHR

2 stops56h 25mChina Eastern

Deal found 23/10£648

Tue 18/1120:30LHR - LPQ

3 stops29h 35mMultiple Airlines

Fri 28/1116:55LPQ - LHR

3 stops31h 35mMultiple Airlines

Deal found 23/10£663

Best flights from Heathrow to Laos
Discover carefully curated flight deals from Heathrow to Laos that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 October 2025.

Sat 21/222:00LHR - VTE

1 stop34h 05mChina Southern

Tue 10/316:25VTE - LHR

2 stops56h 30mChina Southern

Deal found 23/10£541

Mon 17/1121:00LHR - VTE

3 stops58h 50mChina Eastern

Wed 26/1101:05VTE - LHR

1 stop23h 25mChina Eastern

Deal found 23/10£647

Tue 18/1120:30LHR - LPQ

3 stops29h 35mMultiple Airlines

Fri 28/1116:55LPQ - LHR

3 stops31h 35mMultiple Airlines

Deal found 23/10£663

Sat 7/320:55LHR - LPQ

2 stops33h 10mEtihad Airways

Thu 19/313:45LPQ - LHR

2 stops47h 55mEtihad Airways

Deal found 22/10£787

Mon 24/1122:00LHR - VTE

1 stop34h 05mChina Southern

Wed 3/1216:25VTE - LHR

2 stops32h 30mChina Southern

Deal found 23/10£568

Fri 6/321:00LHR - LPQ

3 stops59h 05mChina Eastern

Fri 20/316:05LPQ - LHR

2 stops56h 25mChina Eastern

Deal found 23/10£661

Fri 27/222:00LHR - VTE

1 stop34h 05mChina Southern

Tue 3/316:25VTE - LHR

2 stops33h 10mChina Southern

Deal found 22/10£621

Tue 10/321:00LHR - LPQ

3 stops59h 05mChina Eastern

Wed 18/316:05LPQ - LHR

2 stops32h 25mChina Eastern

Deal found 22/10£700

Sat 22/1122:00LHR - VTE

1 stop34h 05mChina Southern

Sat 29/1116:25VTE - LHR

2 stops28h 35mChina Southern

Deal found 23/10£654

Fri 6/309:55LHR - LPQ

3 stops42h 55mMultiple Airlines

Fri 20/316:05LPQ - LHR

3 stops32h 25mMultiple Airlines

Deal found 23/10£820

Sat 22/1121:00LHR - VTE

1 stop20h 05mChina Eastern

Sat 29/1112:20VTE - LHR

2 stops60h 10mChina Eastern

Deal found 23/10£703

Fri 20/222:00LHR - VTE

1 stop34h 05mChina Southern

Thu 12/316:25VTE - LHR

2 stops32h 30mChina Southern

Deal found 23/10£668

Tue 18/1121:00LHR - LPQ

3 stops59h 05mChina Eastern

Fri 28/1116:05LPQ - LHR

2 stops56h 25mChina Eastern

Deal found 23/10£703

Sun 15/222:00LHR - VTE

1 stop34h 05mChina Southern

Wed 11/316:25VTE - LHR

2 stops56h 30mChina Southern

Deal found 23/10£668

Fri 27/221:00LHR - VTE

1 stop20h 05mChina Eastern

Mon 2/301:05VTE - LHR

1 stop23h 25mChina Eastern

Deal found 22/10£712

Last-minute flights from Heathrow to Laos
Discover last-minute flight deals from Heathrow to Laos. Data last updated 24 October 2025 and is based on user searches.

Tue 18/1122:00LHR - VTE

1 stop34h 05mChina Southern

Tue 25/1116:25VTE - LHR

2 stops28h 35mChina Southern

Deal found 22/10£511

Tue 18/1121:00LHR - LPQ

2 stops59h 05mChina Eastern

Fri 28/1116:05LPQ - LHR

2 stops56h 25mChina Eastern

Deal found 23/10£648

Tue 18/1120:30LHR - LPQ

3 stops29h 35mMultiple Airlines

Fri 28/1116:55LPQ - LHR

3 stops31h 35mMultiple Airlines

Deal found 23/10£663

Thu 20/1122:00LHR - VTE

1 stop34h 05mChina Southern

Tue 2/1216:25VTE - LHR

2 stops28h 35mChina Southern

Deal found 23/10£507

Thu 20/1122:00LHR - VTE

1 stop34h 05mChina Southern

Mon 1/1216:25VTE - LHR

2 stops52h 35mChina Southern

Deal found 23/10£538

Sun 23/1122:00LHR - VTE

1 stop34h 05mChina Southern

Mon 1/1216:25VTE - LHR

1 stop33h 10mChina Southern

Deal found 23/10£547

Sun 23/1122:00LHR - VTE

1 stop34h 05mMultiple Airlines

Sun 30/1118:00VTE - LHR

2 stops30h 30mMultiple Airlines

Deal found 23/10£554

Sun 23/1117:15LHR - VTE

2 stops62h 50mChina Southern

Tue 2/1216:25VTE - LHR

1 stop33h 10mChina Southern

Deal found 23/10£555

Sun 23/1122:15LHR - VTE

2 stops30h 45mMultiple Airlines

Sat 29/1121:40VTE - LHR

1 stop27h 15mMultiple Airlines

Deal found 23/10£556

Mon 24/1122:00LHR - VTE

1 stop34h 05mChina Southern

Tue 2/1216:25VTE - LHR

2 stops28h 35mChina Southern

Deal found 22/10£559

Wed 26/1117:15LHR - VTE

2 stops62h 50mChina Southern

Tue 2/1216:25VTE - LHR

1 stop33h 10mChina Southern

Deal found 23/10£509

Wed 26/1117:15LHR - VTE

2 stops62h 50mChina Southern

Sun 30/1116:25VTE - LHR

1 stop33h 10mChina Southern

Deal found 23/10£539

One-way flights from Heathrow to Laos
Search for one-way flight options from Heathrow to Laos. Find affordable one-way fares based on user searches. Data last updated 24 October 2025.

Sun 8/222:00LHR - LPQ

2 stops37h 55mMultiple Airlines

Deal found 23/10£388

Thu 30/1018:40LHR - VTE

3 stops53h 55mMultiple Airlines

Deal found 22/10£399

Mon 24/1121:00LHR - LPQ

2 stops35h 05mChina Eastern

Deal found 23/10£457

Sat 22/1121:00LHR - LPQ

2 stops35h 05mChina Eastern

Deal found 22/10£457

Sat 22/1108:50LHR - LPQ

2 stops43h 40mEtihad Airways

Deal found 23/10£513

Fri 2/108:35LHR - VTE

3 stops24h 00mMultiple Airlines

Deal found 23/10£529

Thu 30/1011:50LHR - VTE

1 stop18h 15mThai Airways

Deal found 22/10£592

Mon 24/1121:20LHR - LPQ

1 stop31h 10mMultiple Airlines

Deal found 23/10£599

Sat 22/1121:20LHR - LPQ

1 stop31h 10mMultiple Airlines

Deal found 23/10£604

Fri 2/121:00LHR - VTE

1 stop20h 05mChina Eastern

Deal found 22/10£608

Fri 19/1206:05LHR - VTE

2 stops34h 10mMultiple Airlines

Deal found 22/10£646

Wed 31/1211:00LHR - VTE

1 stop16h 45mVietnam Airlines

Deal found 22/10£684

Cheap flight deals from Heathrow to Laos

Round-trip from	£511
One-way from	£388
Popular in	August
Cheapest in	June
Average price	£804

China Southern
18/11-25/11
3 total stops
62h 40m total
London to Laos

Search Deals

8/2
2 total stops
37h 55m total
London to Laos

Search Deals

Highest demand for flights based on searches. 12% potential increase in price (£77 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Sat 21/2

22:00-15:05

1 stop34h 05m

Vientiane Wattay

Tue 10/3

16:25-17:55

2 stops56h 30m

£541

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Mon 24/11

22:00-15:05

1 stop34h 05m

Vientiane Wattay

Wed 3/12

16:25-17:55

2 stops32h 30m

£568

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Fri 27/2

22:00-15:05

1 stop34h 05m

Vientiane Wattay

Tue 3/3

16:25-18:35

2 stops33h 10m

£621

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Mon 17/11

21:00-14:50

3 stops58h 50m

Vientiane Wattay

Wed 26/11

01:05-17:30

1 stop23h 25m

£647

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Sat 22/11

22:00-15:05

1 stop34h 05m

Vientiane Wattay

Sat 29/11

16:25-14:00

2 stops28h 35m

£654

LondonLuang Prabang

LHR - LPQ

LHRLPQ

London Heathrow

Fri 6/3

21:00-15:05

3 stops59h 05m

Luang Prabang

Fri 20/3

16:05-17:30

2 stops56h 25m

£661

LondonLuang Prabang

LHR - LPQ

LHRLPQ

London Heathrow

Tue 18/11

20:30-09:05

3 stops29h 35m

Luang Prabang

Fri 28/11

16:55-17:30

3 stops31h 35m

£663

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Fri 20/2

22:00-15:05

1 stop34h 05m

Vientiane Wattay

Thu 12/3

16:25-17:55

2 stops32h 30m

£668

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Sun 15/2

22:00-15:05

1 stop34h 05m

Vientiane Wattay

Wed 11/3

16:25-17:55

2 stops56h 30m

£668

LondonLuang Prabang

LHR - LPQ

LHRLPQ

London Heathrow

Tue 10/3

21:00-15:05

3 stops59h 05m

Luang Prabang

Wed 18/3

16:05-17:30

2 stops32h 25m

£700

Flights are sorted by cheapest return flights first.

Deals found on 23/10

Showing 1-10 of 28 results

Best time to book a flight from Heathrow to Laos

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

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 Laos

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

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Laos (average of £238). Flying from London Heathrow Airport to Laos in December is currently the most expensive (average of £923). 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.

Reviews of airlines servicing Laos

Check out reviews from past customers who have flown with Thai Airways, China Southern, andChina Eastern from London Heathrow Airport to Laos 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

7.8

Good

360 reviews

Check prices

Reviews

1 / 18

10.0

Excellent

Joe,Jun 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.

Thai Airways

7.8

Good

360 reviews

Thai Airways

7.8

Good

360 reviews

Check prices

Reviews

1 / 18

10.0

Excellent

Joe,Jun 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.

China Southern

7.4

Good

116 reviews

Thai Airways

7.8

Good

360 reviews

Check prices

Reviews

1 / 18

10.0

Excellent

Joe,Jun 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.

China Eastern

7.2

Good

173 reviews

Thai Airways

7.8

Good

360 reviews

Check prices

Reviews

1 / 18

10.0

Excellent

Joe,Jun 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.

Related info for your journey

How long is the flight from London Heathrow Airport to Laos?
A quick flight from London Heathrow Airport to Laos can take about 34h 05m. China Southern provides one of the quickest options available for as low as £541. Airlines will cover a distance of 5786 mi. This flight may include one or multiple stops.
Can I find deals for flights from Heathrow to Laos that include hotel bookings?
Yes. In addition to deals on Heathrow to Laos flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to Laos?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Laos.
Can I find deals for business class flights from Heathrow to Laos?
Yes. Cheapflights offers flight deals from Heathrow to Laos by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London Heathrow Airport to Laos?
Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Laos (average of £238). Flying from London Heathrow Airport to Laos in December is currently the most expensive (average of £923). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Heathrow to Laos

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Direct flights to Wuhan

Direct flights to Changsha

Top 3 airlines flying from Heathrow to Laos

Airline	Cheapest	Average	Flexibility	On-time
China Eastern	Cheapest£238	Average£656	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
China Southern	Cheapest£436	Average£534	FlexibilityNo cancel fee	On-time69%	Search China Southern flights
Thai Airways	Cheapest£785	Average£838	FlexibilityNo cancel fee	On-time77%	Search Thai Airways flights

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Cheapflights helps you search for flights from Heathrow to Laos via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

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 Heathrow to Laos.

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Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Laos flexibly with Cheapflights today.

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Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Laos from Heathrow today and book when prices fit your budget.

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Cheap flights from London Heathrow Airport to Laos from £388

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 8/2. Fares are subject to change and may not be available on all flights or dates of travel.

Find flight deals from Heathrow to Laos

Cheapest flights from Heathrow to LaosExplore the most affordable flight options available from Heathrow to Laos. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 October 2025.

Explore the most affordable flight options available from Heathrow to Laos. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 October 2025.

Cheap flight deals from Heathrow to Laos

Keep the following information in mind while searching for Heathrow to Laos flight deals. Data was last updated 24 October 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Best time to book a flight from Heathrow to Laos

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

Cheapflights Insights

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

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

Reviews of airlines servicing Laos

Get insights into the airlines that provide service to Laos. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Laos. Reviews last updated 24 October 2025.

Related info for your journey

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

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

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

How can I find direct flights from Heathrow to Laos?

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

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

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 Laos

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Heathrow to Laos

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

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Cheapest flights from Heathrow to Laos
Explore the most affordable flight options available from Heathrow to Laos. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 October 2025.