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Cheap flights from London Heathrow Airport to Laos from £394

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — VTE
20 Jun — 27 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap 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 21 May 2026.

Mon 9/1122:00
LHR
-
VTE
1 stop29h 30m
China Southern
Mon 30/1116:25
VTE
-
LHR
1 stop33h 10m
China Southern
Deal found 20/5£634
Mon 9/1121:00
LHR
-
VTE
1 stop20h 05m
China Eastern
Sun 29/1101:05
VTE
-
LHR
1 stop23h 25m
China Eastern
Deal found 21/5£668
Thu 3/1221:00
LHR
-
VTE
1 stop20h 05m
China Eastern
Sun 6/1201:05
VTE
-
LHR
1 stop23h 25m
China Eastern
Deal found 16/5£679
Sun 15/1121:00
LHR
-
VTE
1 stop20h 05m
China Eastern
Wed 18/1101:05
VTE
-
LHR
1 stop23h 25m
China Eastern
Deal found 20/5£686
Mon 7/910:00
LHR
-
VTE
2 stops30h 10m
Multiple Airlines
Tue 15/907:20
VTE
-
LHR
2 stops30h 10m
Multiple Airlines
Deal found 20/5£703
Wed 2/921:20
LHR
-
LPQ
3 stops57h 20m
Multiple Airlines
Sat 19/912:45
LPQ
-
LHR
2 stops24h 10m
Multiple Airlines
Deal found 21/5£713
Thu 2/721:45
LHR
-
LPQ
2 stops32h 20m
Etihad Airways
Thu 9/712:45
LPQ
-
LHR
2 stops32h 20m
Etihad Airways
Deal found 18/5£748
Wed 10/620:45
LHR
-
LPQ
2 stops33h 20m
Etihad Airways
Sun 14/612:45
LPQ
-
LHR
2 stops32h 20m
Etihad Airways
Deal found 16/5£806
Mon 1/608:25
LHR
-
LPQ
2 stops21h 40m
Multiple Airlines
Mon 29/612:45
LPQ
-
LHR
2 stops36h 25m
Multiple Airlines
Deal found 19/5£842
Mon 1/608:25
LHR
-
LPQ
2 stops21h 40m
Multiple Airlines
Mon 22/612:45
LPQ
-
LHR
2 stops36h 25m
Multiple Airlines
Deal found 19/5£845
Mon 1/609:30
LHR
-
LPQ
2 stops20h 35m
Qatar Airways
Mon 29/612:45
LPQ
-
LHR
2 stops31h 25m
Qatar Airways
Deal found 20/5£887
Mon 14/909:05
LHR
-
LPQ
2 stops21h 00m
Emirates
Wed 16/912:45
LPQ
-
LHR
2 stops35h 55m
Emirates
Deal found 20/5£940

Find flight deals from Heathrow to Laos

Keep the following information in mind while searching for Heathrow to Laos flight deals. Data was last updated 21 May 2026.

Round-trip from

£634

One-way from

£394

Popular in

December

Cheapest in

September

Average price

£571
China Southern
  • China Southern
  • 9/11-30/11
  • 2 total stops
  • 62h 40m total
  • London to Laos
Search Deals
10/9
  • 10/9
  • 2 total stops
  • 33h 50m total
  • London to Laos
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£92 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 21 May 2026.
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

Cheapest return flight

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Mon 9/11

22:00-10:30

1 stop29h 30m

Vientiane Wattay

Mon 30/11

16:25-18:35

1 stop33h 10m

£678

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Sun 15/11

21:00-09:05

3 stops53h 05m

Vientiane Wattay

Wed 18/11

01:05-17:30

1 stop23h 25m

£692

LondonLuang Prabang

LHR - LPQ

LHRLPQ

London Heathrow

Wed 2/9

21:20-12:40

3 stops57h 20m

Luang Prabang

Sat 19/9

12:45-06:55

2 stops24h 10m

£713
Fastest return journey

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Mon 9/11

21:00-00:05

1 stop20h 05m

Vientiane Wattay

Sun 29/11

01:05-17:30

1 stop23h 25m

£721

LondonLuang Prabang

LHR - LPQ

LHRLPQ

London Heathrow

Thu 2/7

21:45-12:05

2 stops32h 20m

Luang Prabang

Thu 9/7

12:45-15:05

2 stops32h 20m

£748

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Tue 16/6

22:10-14:45

1 stop34h 35m

Vientiane Wattay

Tue 23/6

15:50-19:20

1 stop33h 30m

£766

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Mon 1/6

20:55-00:05

2 stops45h 10m

Vientiane Wattay

Mon 15/6

17:45-18:40

2 stops54h 55m

£777

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Mon 9/11

14:15-19:45

2 stops22h 30m

Vientiane Wattay

Mon 30/11

13:55-06:25

2 stops23h 30m

£806

LondonLuang Prabang

LHR - LPQ

LHRLPQ

London Heathrow

Wed 10/6

20:45-12:05

2 stops33h 20m

Luang Prabang

Sun 14/6

12:45-15:05

2 stops32h 20m

£806

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Mon 26/10

08:05-11:15

2 stops20h 10m

Vientiane Wattay

Mon 9/11

20:30-13:20

2 stops23h 50m

£818

Flights are sorted by cheapest return flights first.

Deals found on 18/5

Showing 1-10 of 26 resultsSorted by cheapest first
1
2
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

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

Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Laos (average of £406). Flying from London Heathrow Airport to Laos in August is currently the most expensive (average of £1,200). 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

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 21 May 2026.
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
7.9
Good
402 reviews
Check prices

Food

7.5

Entertainment

6.9

Crew

8.4

Comfort

7.7

Boarding

7.9

Overall

7.9

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
402 reviews
Thai Airways
7.9
Good
402 reviews
Check prices

Food

7.5

Entertainment

6.9

Crew

8.4

Comfort

7.7

Boarding

7.9

Overall

7.9

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
China Southern
7.5
Good
152 reviews
Thai Airways
7.9
Good
402 reviews
Check prices

Food

7.5

Entertainment

6.9

Crew

8.4

Comfort

7.7

Boarding

7.9

Overall

7.9

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
China Eastern
7.3
Good
216 reviews
Thai Airways
7.9
Good
402 reviews
Check prices

Food

7.5

Entertainment

6.9

Crew

8.4

Comfort

7.7

Boarding

7.9

Overall

7.9

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

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?

    A quick flight from London Heathrow Airport to Laos can take about 29h 30m. China Southern provides one of the quickest options available for as low as £678. 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, September is the cheapest month in which you can book a flight from London Heathrow Airport to Laos (average of £406). Flying from London Heathrow Airport to Laos in August is currently the most expensive (average of £1,200). 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

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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 21 May 2026.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£459Average£536FlexibilityNo cancel feeOn-time69%
Search China Southern flights
China EasternCheapest£472Average£557FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Thai AirwaysCheapest£843Average£910FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

Fly with Cheapflights

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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.

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