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 £509. 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 China Southern, China Eastern and Thai Airways. 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.

£310+ Flights from London Heathrow Airport to Laos

Cheap flight deals from Heathrow to Laos

Round-trip from	£502
One-way from	£310
Popular in	August
Cheapest in	September
Average price	£490

China Southern
3/10-10/12
3 total stops
70h 05m total
London to Laos

Search Deals

26/2
3 total stops
43h 05m total
London to Laos

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (£39 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Heathrow to Laos

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 17 September 2025.

Fri 3/1022:10LHR - VTE

1 stop37h 35mChina Southern

Wed 10/1216:25VTE - LHR

2 stops32h 30mChina Southern

Deal found 16/9£502

Wed 29/1022:00LHR - VTE

1 stop34h 05mChina Southern

Wed 5/1116:25VTE - LHR

2 stops56h 30mChina Southern

Deal found 15/9£509

Sat 1/1122:00LHR - VTE

1 stop34h 05mChina Southern

Sun 16/1116:25VTE - LHR

2 stops56h 30mChina Southern

Deal found 15/9£515

Wed 29/1021:30LHR - VTE

2 stops34h 35mChina Southern

Sun 28/1216:25VTE - LHR

1 stop33h 10mChina Southern

Deal found 15/9£521

Sat 4/1022:10LHR - VTE

1 stop37h 35mChina Southern

Thu 11/1216:25VTE - LHR

2 stops32h 30mChina Southern

Deal found 16/9£532

Sat 22/1122:00LHR - VTE

1 stop34h 05mChina Southern

Sat 29/1116:25VTE - LHR

2 stops28h 35mChina Southern

Deal found 16/9£543

Wed 22/1022:10LHR - VTE

1 stop37h 35mChina Southern

Sun 28/1216:25VTE - LHR

1 stop33h 10mChina Southern

Deal found 15/9£545

Mon 3/1121:00LHR - LPQ

2 stops35h 05mChina Eastern

Mon 17/1116:05LPQ - LHR

2 stops56h 25mChina Eastern

Deal found 14/9£637

Mon 20/1021:00LHR - LPQ

3 stops35h 05mMultiple Airlines

Wed 5/1112:30LPQ - LHR

3 stops40h 05mMultiple Airlines

Deal found 14/9£714

Sat 22/1108:35LHR - LPQ

2 stops19h 55mMultiple Airlines

Sat 29/1112:10LPQ - LHR

2 stops32h 50mMultiple Airlines

Deal found 16/9£911

Mon 3/1121:20LHR - LPQ

1 stop31h 15mMultiple Airlines

Mon 17/1107:40LPQ - LHR

1 stop18h 25mMultiple Airlines

Deal found 14/9£928

Sat 22/1111:00LHR - LPQ

2 stops44h 00mVietnam Airlines

Sat 29/1119:15LPQ - LHR

1 stop19h 00mVietnam Airlines

Deal found 16/9£1,059

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 17 September 2025.

Wed 29/1022:00LHR - VTE

1 stop34h 05mChina Southern

Wed 5/1116:25VTE - LHR

2 stops56h 30mChina Southern

Deal found 15/9£509

Sat 22/1121:00LHR - VTE

2 stops29h 05mChina Eastern

Sat 29/1115:50VTE - LHR

2 stops56h 40mChina Eastern

Deal found 17/9£637

Wed 29/1021:05LHR - VTE

3 stops27h 30mMultiple Airlines

Wed 5/1120:30VTE - LHR

3 stops42h 10mMultiple Airlines

Deal found 15/9£686

Sat 1/1122:00LHR - VTE

1 stop34h 05mChina Southern

Sun 16/1116:25VTE - LHR

2 stops56h 30mChina Southern

Deal found 15/9£515

Sat 22/1111:00LHR - LPQ

2 stops44h 00mVietnam Airlines

Sat 29/1119:15LPQ - LHR

1 stop19h 00mVietnam Airlines

Deal found 16/9£1,059

Sat 22/1122:00LHR - VTE

1 stop34h 05mChina Southern

Sat 29/1116:25VTE - LHR

2 stops28h 35mChina Southern

Deal found 16/9£543

Mon 3/1121:00LHR - LPQ

2 stops35h 05mChina Eastern

Mon 17/1116:05LPQ - LHR

2 stops56h 25mChina Eastern

Deal found 14/9£637

Wed 22/1022:10LHR - VTE

1 stop37h 35mChina Southern

Sun 28/1216:25VTE - LHR

1 stop33h 10mChina Southern

Deal found 15/9£545

Mon 20/1021:00LHR - LPQ

3 stops35h 05mMultiple Airlines

Wed 5/1112:30LPQ - LHR

3 stops40h 05mMultiple Airlines

Deal found 14/9£714

Wed 1/1021:20LHR - VTE

1 stop20h 45mChina Eastern

Fri 5/1201:05VTE - LHR

1 stop23h 25mChina Eastern

Deal found 16/9£687

Wed 1/1022:10LHR - VTE

1 stop37h 35mChina Southern

Sat 6/1216:25VTE - LHR

2 stops28h 35mChina Southern

Deal found 16/9£622

Sat 22/1108:35LHR - LPQ

2 stops19h 55mMultiple Airlines

Sat 29/1112:10LPQ - LHR

2 stops32h 50mMultiple Airlines

Deal found 16/9£911

Mon 3/1121:20LHR - LPQ

1 stop31h 15mMultiple Airlines

Mon 17/1107:40LPQ - LHR

1 stop18h 25mMultiple Airlines

Deal found 14/9£928

Last-minute flights from Heathrow to Laos
Discover last-minute flight deals from Heathrow to Laos. Data last updated 17 September 2025 and is based on user searches.

Wed 1/1022:10LHR - VTE

1 stop37h 35mChina Southern

Sat 6/1216:25VTE - LHR

2 stops28h 35mChina Southern

Deal found 16/9£622

Fri 3/1022:10LHR - VTE

1 stop37h 35mChina Southern

Wed 10/1216:25VTE - LHR

2 stops32h 30mChina Southern

Deal found 16/9£502

Sat 4/1022:10LHR - VTE

1 stop37h 35mChina Southern

Thu 11/1216:25VTE - LHR

2 stops32h 30mChina Southern

Deal found 16/9£532

Sun 5/1022:10LHR - VTE

1 stop37h 35mChina Southern

Sat 13/1216:25VTE - LHR

1 stop33h 10mChina Southern

Deal found 16/9£563

Wed 22/1022:10LHR - VTE

1 stop37h 35mChina Southern

Sun 28/1216:25VTE - LHR

1 stop33h 10mChina Southern

Deal found 15/9£545

Wed 29/1022:00LHR - VTE

1 stop34h 05mChina Southern

Wed 5/1116:25VTE - LHR

2 stops56h 30mChina Southern

Deal found 15/9£509

Wed 29/1021:30LHR - VTE

2 stops34h 35mChina Southern

Sun 28/1216:25VTE - LHR

1 stop33h 10mChina Southern

Deal found 15/9£521

Wed 29/1017:40LHR - VTE

2 stops21h 10mMultiple Airlines

Sun 28/1207:55VTE - LHR

2 stops39h 00mMultiple Airlines

Deal found 15/9£609

Thu 30/1009:10LHR - LPQ

2 stops19h 25mEmirates

Thu 6/1112:15LPQ - LHR

2 stops37h 05mEmirates

Deal found 15/9£1,694

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 17 September 2025.

Thu 26/209:55LHR - VTE

3 stops43h 05mMultiple Airlines

Deal found 15/9£310

Thu 25/906:30LHR - VTE

3 stops50h 35mMultiple Airlines

Deal found 16/9£355

Wed 22/1022:10LHR - VTE

1 stop37h 35mChina Southern

Deal found 15/9£375

Wed 22/1022:00LHR - VTE

2 stops52h 50mMultiple Airlines

Deal found 15/9£378

Tue 7/1021:05LHR - VTE

2 stops38h 40mMultiple Airlines

Deal found 15/9£379

Thu 9/1022:25LHR - LPQ

3 stops55h 55mMultiple Airlines

Deal found 15/9£384

Tue 9/1217:50LHR - VTE

3 stops45h 00mMultiple Airlines

Deal found 15/9£390

Mon 20/1021:00LHR - VTE

3 stops45h 25mMultiple Airlines

Deal found 15/9£394

Tue 9/1222:00LHR - VTE

1 stop34h 05mChina Southern

Deal found 15/9£397

Tue 21/1009:55LHR - VTE

3 stops52h 35mMultiple Airlines

Deal found 15/9£398

Sun 22/213:30LHR - LPQ

3 stops37h 00mMultiple Airlines

Deal found 14/9£415

Mon 24/1113:55LHR - LPQ

2 stops38h 35mEtihad Airways

Deal found 14/9£445

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

Wed 29/10

22:00-15:05

1 stop34h 05m

Vientiane Wattay

Wed 5/11

16:25-17:55

2 stops56h 30m

£509

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Sat 1/11

22:00-15:05

1 stop34h 05m

Vientiane Wattay

Sun 16/11

16:25-17:55

2 stops56h 30m

£515

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

£543

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Wed 22/10

22:10-17:45

1 stop37h 35m

Vientiane Wattay

Sun 28/12

16:25-18:35

1 stop33h 10m

£545

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Wed 1/10

22:10-17:45

1 stop37h 35m

Vientiane Wattay

Sat 6/12

16:25-14:00

2 stops28h 35m

£622

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Sat 22/11

21:00-09:05

2 stops29h 05m

Vientiane Wattay

Sat 29/11

15:50-17:30

2 stops56h 40m

£637

LondonLuang Prabang

LHR - LPQ

LHRLPQ

London Heathrow

Mon 3/11

21:00-15:05

2 stops35h 05m

Luang Prabang

Mon 17/11

16:05-17:30

2 stops56h 25m

£637

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Wed 29/10

21:05-07:35

3 stops27h 30m

Vientiane Wattay

Wed 5/11

20:30-07:40

3 stops42h 10m

£686

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Wed 1/10

21:20-00:05

1 stop20h 45m

Vientiane Wattay

Fri 5/12

01:05-17:30

1 stop23h 25m

£687

LondonLuang Prabang

LHR - LPQ

LHRLPQ

London Heathrow

Mon 20/10

21:00-14:05

3 stops35h 05m

Luang Prabang

Wed 5/11

12:30-21:35

3 stops40h 05m

£714

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 27 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

No data available for this route at this time. Please check back soon.

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

350 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

350 reviews

Thai Airways

7.8

Good

350 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

7.5

Good

110 reviews

Thai Airways

7.8

Good

350 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

166 reviews

Thai Airways

7.8

Good

350 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 £509. 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Heathrow to Laos

Heathrow to Suvarnabhumi flights

Gatwick to Suvarnabhumi flights

Heathrow to Haneda flights

London City to Suvarnabhumi flights

Stansted to Suvarnabhumi flights

Heathrow to Narita flights

Heathrow to Hong Kong flights

Heathrow to Kuala Lumpur Intl flights

Heathrow to Mumbai flights

Heathrow to Colombo flights

Gatwick to Narita flights

Heathrow to Manila flights

Gatwick to Haneda flights

Heathrow to New Delhi flights

Stansted to Narita flights

Heathrow to Don Mueang Intl flights

Luton to Suvarnabhumi flights

London City to Haneda flights

Heathrow to Singapore flights

Heathrow to Incheon Intl flights

London City to Narita flights

Gatwick to Manila flights

Heathrow to Phuket City flights

Stansted to Manila flights

Gatwick to Singapore flights

Gatwick to Colombo flights

Heathrow to Islamabad flights

Gatwick to New Delhi flights

Gatwick to Kuala Lumpur Intl flights

Stansted to Colombo flights

Heathrow to Ahmedabad flights

Stansted to New Delhi flights

Gatwick to Mumbai flights

Heathrow to Lahore flights

Heathrow to Taiwan Taoyuan Intl flights

Gatwick to Hong Kong flights

London City to Manila flights

Stansted to Kuala Lumpur Intl flights

Stansted to Mumbai flights

Heathrow to Hongqiao Intl flights

London City to Kuala Lumpur Intl flights

London City to Hong Kong flights

Stansted to Hong Kong flights

Heathrow to Denpasar flights

Heathrow to Ho Chi Minh City flights

Gatwick to Ahmedabad flights

Gatwick to Phuket City flights

Heathrow to Dhaka flights

Heathrow to Hyderabad flights

Heathrow to Vasco da Gama flights

Direct flights to

Direct flights to Bangkok

Direct flights to New Delhi

Direct flights to Islamabad

Direct flights to Mumbai

Direct flights to Colombo

Direct flights to Cochin

Direct flights to Hyderabad

Direct flights to Dhaka

Direct flights to Hong Kong

Direct flights to Tokyo

Direct flights to Ahmedabad

Direct flights to Amritsar

Direct flights to Kuala Lumpur

Direct flights to Chennai

Direct flights to Phuket City

Direct flights to Singapore

Direct flights to Bangalore

Direct flights to Ho Chi Minh City

Direct flights to Sylhet

Direct flights to Seoul

Direct flights to Hanoi

Direct flights to Malé

Direct flights to Guangzhou

Direct flights to Shanghai

Direct flights to Beijing

Direct flights to Pernem

Direct flights to Taipei City

Direct flights to Baku

Direct flights to Shenzhen

Direct flights to Tashkent

Direct flights to Chengdu

Direct flights to Almaty

Direct flights to Chongqing

Direct flights to Xi'an

Direct flights to Qingdao

Direct flights to Wuhan

Direct flights to Changsha

Top 3 airlines flying from Heathrow to Laos

Airline	Cheapest	Average	Flexibility	On-time
China Southern	Cheapest£465	Average£529	FlexibilityNo cancel fee	On-time69%	Search China Southern flights
China Eastern	Cheapest£564	Average£655	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
Thai Airways	Cheapest£762	Average£800	FlexibilityNo cancel fee	On-time77%	Search Thai Airways flights

Fly with Cheapflights

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

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.

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

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

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

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from London Heathrow Airport to Laos from £310

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 26/2. Fares are subject to change and may not be available on all flights or dates of travel.

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 17 September 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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 17 September 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 17 September 2025.

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

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 17 September 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?

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

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

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

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

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

100% Free

Book with Flexibility

Travel Smart

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 17 September 2025.