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Cheap flights from London Heathrow Airport to Laos from £354

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 1/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — VTE
31 Mar — 7 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 26 March 2025.

Round-trip from

£711

One-way from

£354

Popular in

August

Cheapest in

May

Average price

£652
China Eastern
  • China Eastern
  • 10/5-17/5
  • 5 total stops
  • 69h 15m total
  • London to Laos
Search Deals
1/4
  • 1/4
  • 2 total stops
  • 31h 55m total
  • London to Laos
Search Deals
Highest demand for flights based on searches. 24% potential increase in price (£193 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£30 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 26 March 2025.

Thu 6/1121:30LHR - VTE
2 stops37h 55mChina Southern
Wed 19/1119:25VTE - LHR
1 stop29h 50mChina Southern
Deal found 25/3£625
Sat 10/522:00LHR - LPQ
3 stops34h 05mMultiple Airlines
Sat 17/513:30LPQ - LHR
2 stops35h 10mMultiple Airlines
Deal found 26/3£711
Thu 30/1022:00LHR - VTE
1 stop37h 25mMultiple Airlines
Tue 18/1123:55VTE - LHR
1 stop24h 35mMultiple Airlines
Deal found 26/3£722
Sun 23/1111:00LHR - LPQ
1 stop20h 00mVietnam Airlines
Sat 13/1219:15LPQ - LHR
1 stop19h 00mVietnam Airlines
Deal found 25/3£772
Thu 6/1121:00LHR - VTE
1 stop18h 55mChina Eastern
Tue 18/1123:55VTE - LHR
1 stop24h 35mChina Eastern
Deal found 25/3£810
Thu 6/1111:50LHR - VTE
1 stop18h 15mThai Airways
Wed 19/1120:30VTE - LHR
1 stop30h 05mThai Airways
Deal found 25/3£820
Sat 8/1111:00LHR - VTE
2 stops25h 00mVietnam Airlines
Tue 18/1119:45VTE - LHR
1 stop18h 30mVietnam Airlines
Deal found 25/3£843
Mon 24/1120:55LHR - LPQ
2 stops31h 40mEtihad Airways
Thu 11/1212:15LPQ - LHR
2 stops25h 30mEtihad Airways
Deal found 25/3£896
Sun 23/1108:35LHR - LPQ
2 stops20h 00mQatar Airways
Wed 10/1212:15LPQ - LHR
2 stops25h 10mQatar Airways
Deal found 25/3£934
Thu 21/809:25LHR - VTE
1 stop20h 30mSingapore Airlines
Sun 31/812:30VTE - LHR
1 stop37h 00mSingapore Airlines
Deal found 25/3£943
Tue 25/1119:00LHR - LPQ
2 stops33h 35mEmirates
Sun 7/1212:15LPQ - LHR
2 stops30h 25mEmirates
Deal found 25/3£973

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 26 March 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

LondonLuang Prabang

LHR - LPQ

LHRLPQ

London Heathrow

Sat 10/5

22:00-14:05

3 stops34h 05m

Luang Prabang

Sat 17/5

13:30-18:40

2 stops35h 10m

£711

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Wed 23/4

22:10-17:45

1 stop37h 35m

Vientiane Wattay

Wed 30/4

18:45-18:05

2 stops53h 20m

£714

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Wed 23/4

16:15-21:50

2 stops23h 35m

Vientiane Wattay

Wed 30/4

12:05-14:15

3 stops32h 10m

£782

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Thu 10/4

21:20-09:35

2 stops30h 15m

Vientiane Wattay

Mon 14/4

18:50-18:40

2 stops29h 50m

£843

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Thu 21/8

09:25-11:55

1 stop20h 30m

Vientiane Wattay

Sun 31/8

12:30-19:30

1 stop37h 00m

£943

LondonLuang Prabang

LHR - LPQ

LHRLPQ

London Heathrow

Thu 24/4

09:05-12:05

2 stops21h 00m

Luang Prabang

Wed 30/4

12:45-18:40

2 stops35h 55m

£1,006

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Thu 21/8

19:10-19:15

2 stops18h 05m

Vientiane Wattay

Sun 31/8

20:00-17:05

1 stop27h 05m

£1,129

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Tue 1/4

22:15-12:10

2 stops31h 55m

£354

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Mon 30/6

22:10-17:45

1 stop37h 35m

£483

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Mon 30/6

18:55-19:15

3 stops42h 20m

£761

Flights are sorted by cheapest return flights first.

Deals found on 26/3

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 26 March 2025.
Singapore Airlines
8.1
Very Good
1,284 reviews
Check prices

Entertainment

8.0

Comfort

7.9

Food

7.7

Boarding

8.2

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Singapore Airlines
8.1
Very Good
1,284 reviews
Singapore Airlines
8.1
Very Good
1,284 reviews
Check prices

Entertainment

8.0

Comfort

7.9

Food

7.7

Boarding

8.2

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Emirates
8.0
Very Good
3,190 reviews
Singapore Airlines
8.1
Very Good
1,284 reviews
Check prices

Entertainment

8.0

Comfort

7.9

Food

7.7

Boarding

8.2

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Vietnam Airlines
7.6
Good
192 reviews
Singapore Airlines
8.1
Very Good
1,284 reviews
Check prices

Entertainment

8.0

Comfort

7.9

Food

7.7

Boarding

8.2

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
China Southern
7.4
Good
91 reviews
Singapore Airlines
8.1
Very Good
1,284 reviews
Check prices

Entertainment

8.0

Comfort

7.9

Food

7.7

Boarding

8.2

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
China Eastern
7.1
Good
135 reviews
Singapore Airlines
8.1
Very Good
1,284 reviews
Check prices

Entertainment

8.0

Comfort

7.9

Food

7.7

Boarding

8.2

Overall

8.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

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.
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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 26 March 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£497Average£556FlexibilityNo cancel feeOn-time69%
Search China Southern flights
China EasternCheapest£595Average£673FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Thai AirwaysCheapest£803Average£849FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

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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.

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