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Cheap flights from London Heathrow Airport to Laos from £324

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 26/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — VTE
23 Apr — 30 Apr1
1 adult

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 18 April 2025.

Round-trip from

£445

One-way from

£324

Popular in

August

Cheapest in

May

Average price

£834
China Southern
  • China Southern
  • 13/5-20/5
  • 2 total stops
  • 67h 50m total
  • London to Laos
26/8
  • 26/8
  • 2 total stops
  • 35h 10m total
  • London to Laos
Highest demand for flights based on searches. 24% potential increase in price (£182 potential increase over avg. return price).
Cheapest flight prices on average. 5% potential price decrease (£28 potential savings vs. average return price).
Average for round-trip flights in April 2025

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 18 April 2025.

Thu 24/422:10LHR - VTE
1 stop37h 35mChina Southern
Sat 10/518:45VTE - LHR
1 stop30h 15mChina Southern
Deal found 16/4£442
Thu 24/421:20LHR - VTE
2 stops30h 15mChina Eastern
Sat 10/515:50VTE - LHR
2 stops32h 50mChina Eastern
Deal found 16/4£600
Sun 4/521:20LHR - LPQ
2 stops33h 20mChina Eastern
Sat 17/513:30LPQ - LHR
2 stops35h 10mChina Eastern
Deal found 17/4£644
Tue 2/922:15LHR - VTE
2 stops31h 55mMultiple Airlines
Sun 21/913:50VTE - LHR
3 stops35h 40mMultiple Airlines
Deal found 16/4£693
Sun 1/609:30LHR - LPQ
2 stops20h 35mMultiple Airlines
Sun 8/612:45LPQ - LHR
2 stops24h 15mMultiple Airlines
Deal found 17/4£726
Tue 2/922:05LHR - VTE
1 stop32h 05mSingapore Airlines
Sun 21/912:30VTE - LHR
1 stop33h 15mSingapore Airlines
Deal found 16/4£730
Tue 2/919:50LHR - VTE
2 stops17h 25mVietnam Airlines
Sun 21/920:00VTE - LHR
1 stop27h 05mVietnam Airlines
Deal found 16/4£794
Tue 4/1120:55LHR - LPQ
2 stops31h 40mEtihad Airways
Tue 18/1112:15LPQ - LHR
2 stops49h 30mEtihad Airways
Deal found 16/4£859
Wed 29/1011:00LHR - LPQ
1 stop20h 00mVietnam Airlines
Thu 20/1119:15LPQ - LHR
1 stop19h 00mVietnam Airlines
Deal found 16/4£884
Wed 29/1008:35LHR - LPQ
2 stops20h 00mQatar Airways
Fri 21/1112:15LPQ - LHR
2 stops25h 00mQatar Airways
Deal found 16/4£921
Thu 30/1020:20LHR - LPQ
2 stops56h 15mEmirates
Mon 17/1112:15LPQ - LHR
2 stops25h 55mEmirates
Deal found 16/4£982
Thu 21/821:25LHR - VTE
1 stop16h 20mThai Airways
Sun 31/820:30VTE - LHR
1 stop28h 40mThai Airways
Deal found 17/4£985

Cheapflights Fare Finder

Customise your flight search to find flights from Heathrow to Laos that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 April 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Laos that are best for you.

Fly from

Heathrow

Fly to

Laos

Route

Depart

Return

Price

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Tue 13/5

22:10-17:45

1 stop37h 35m

Vientiane Wattay

Tue 20/5

18:45-19:00

1 stop30h 15m

£445

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Tue 13/5

21:20-14:50

3 stops35h 30m

Vientiane Wattay

Tue 20/5

15:50-18:40

2 stops32h 50m

£609

LondonLuang Prabang

LHR - LPQ

LHRLPQ

London Heathrow

Sun 4/5

21:20-12:40

2 stops33h 20m

Luang Prabang

Sat 17/5

13:30-18:40

2 stops35h 10m

£644

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Tue 2/9

22:15-12:10

2 stops31h 55m

Vientiane Wattay

Sun 21/9

13:50-19:30

3 stops35h 40m

£693

LondonLuang Prabang

LHR - LPQ

LHRLPQ

London Heathrow

Sun 1/6

09:30-12:05

2 stops20h 35m

Luang Prabang

Sun 8/6

12:45-07:00

2 stops24h 15m

£726

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Tue 2/9

22:05-12:10

1 stop32h 05m

Vientiane Wattay

Sun 21/9

12:30-15:45

1 stop33h 15m

£730

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Tue 2/9

19:50-19:15

2 stops17h 25m

Vientiane Wattay

Sun 21/9

20:00-17:05

1 stop27h 05m

£794

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Thu 21/8

21:25-19:45

1 stop16h 20m

Vientiane Wattay

Sun 31/8

20:30-19:10

1 stop28h 40m

£985

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Thu 21/8

06:55-19:45

2 stops30h 50m

Vientiane Wattay

Sat 30/8

13:30-20:45

2 stops37h 15m

£1,741

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Tue 26/8

19:00-12:10

2 stops35h 10m

£324

Flights are sorted by cheapest return flights first.

Deals found on 17/4

Showing 1-10 of 12 results
1
2

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

Rainfall in Laos by month

Plan your trip to Laos by taking into account the average rainfall totals by month.

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.

Temperature in Laos by month

Plan your trip to Laos by taking into account the average temperature totals by month.

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).

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 18 April 2025.
Read reviews from past customers who have flown Singapore Airlines, Thai Airways and Vietnam Airlines from London to Laos. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.1

Crew

8.6

Entertainment

8.0

Comfort

7.9

Food

7.7

Boarding

8.2

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Overall

8.1

Crew

8.6

Entertainment

8.0

Comfort

7.9

Food

7.7

Boarding

8.2

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Overall

8.1

Crew

8.6

Entertainment

8.0

Comfort

7.9

Food

7.7

Boarding

8.2

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Overall

8.1

Crew

8.6

Entertainment

8.0

Comfort

7.9

Food

7.7

Boarding

8.2

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Overall

8.1

Crew

8.6

Entertainment

8.0

Comfort

7.9

Food

7.7

Boarding

8.2

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Overall

8.1

Crew

8.6

Entertainment

8.0

Comfort

7.9

Food

7.7

Boarding

8.2

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

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.
  • 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.

Browse thousands of different options on Cheapflights for your next trip

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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

Discover the top 3 airlines that operate flights from Heathrow to Laos. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 April 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£486Average£543FlexibilityNo cancel feeOn-time69%
Search China Southern flights
China EasternCheapest£581Average£662FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Thai AirwaysCheapest£784Average£828FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

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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.

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