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Cheap flights from Laos to London Heathrow Airport from £422

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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
VTE — LHR
18 6月 — 25 6月1
1 adult

Cheap flight deals from Laos to Heathrow

Keep the following information in mind while searching for Laos to Heathrow flight deals. Data was last updated 13 6月 2025.

Round-trip from

£634

One-way from

£422

Popular in

June

Cheapest in

January

Average price

£1,362
China Eastern
  • China Eastern
  • 25/6-2/7
  • 4 total stops
  • 61h 20m total
  • Laos to London
Search Deals
China Eastern
  • China Eastern
  • 1/9
  • 2 total stops
  • 56h 50m total
  • Laos to London
Search Deals
Highest demand for flights based on searches. 27% potential increase in price (£192 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 12% potential price decrease (£57 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Laos to Heathrow

Cheapest flights from Laos to Heathrow
Explore the most affordable flight options available from Laos to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 6月 2025.

週三 25/617:35VTE - LHR
2 stops31h 05mChina Eastern
週三 2/721:20LHR - VTE
2 stops30h 15mChina Eastern
Deal found 11/6£634
週三 25/618:45VTE - LHR
1 stop30h 15mChina Southern
週三 2/719:15LHR - VTE
2 stops56h 20mChina Southern
Deal found 11/6£641
週三 25/620:30VTE - LHR
1 stop16h 45mMultiple Airlines
週三 2/722:00LHR - VTE
1 stop16h 30mMultiple Airlines
Deal found 11/6£718
週五 3/1007:40LPQ - LHR
2 stops28h 15mMultiple Airlines
週日 5/1009:30LHR - LPQ
2 stops20h 50mMultiple Airlines
Deal found 11/6£784
週五 27/613:30VTE - LHR
1 stop35h 45mThai Airways
週六 2/812:30LHR - VTE
1 stop18h 10mThai Airways
Deal found 13/6£1,172
週三 25/620:00VTE - LHR
2 stops26h 55mVietnam Airlines
週三 2/706:15LHR - VTE
3 stops31h 00mVietnam Airlines
Deal found 11/6£1,267
週三 25/620:30VTE - LHR
2 stops18h 15mAustrian Airlines
週三 2/719:30LHR - VTE
2 stops18h 15mAustrian Airlines
Deal found 11/6£2,872

Cheapflights Fare Finder

Customise your flight search to find flights from Laos to Heathrow 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 13 6月 2025.
Use the filters below to find and compare flights from Laos to London Heathrow Airport that are best for you.

Fly from

Laos

Fly to

Heathrow

Route

Depart

Return

Price

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

週三 25/6

17:35-18:40

2 stops31h 05m

London Heathrow

週三 2/7

21:20-09:35

2 stops30h 15m

£634

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

週三 25/6

18:45-19:00

1 stop30h 15m

London Heathrow

週三 2/7

19:15-09:35

2 stops56h 20m

£641

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

週三 25/6

20:30-07:15

1 stop16h 45m

London Heathrow

週三 2/7

22:00-20:30

1 stop16h 30m

£718

Luang PrabangLondon

LPQ - LHR

LPQLHR

Luang Prabang

週五 3/10

07:40-05:55

2 stops28h 15m

London Heathrow

週日 5/10

09:30-12:20

2 stops20h 50m

£784

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

週五 27/6

13:30-19:15

1 stop35h 45m

London Heathrow

週六 2/8

12:30-12:40

1 stop18h 10m

£1,172

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

週三 25/6

20:00-16:55

2 stops26h 55m

London Heathrow

週三 2/7

06:15-19:15

3 stops31h 00m

£1,267

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

週三 25/6

20:30-08:45

2 stops18h 15m

London Heathrow

週三 2/7

19:30-19:45

2 stops18h 15m

£2,872

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

週一 1/9

15:50-18:40

2 stops56h 50m

£422

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

週一 1/9

20:30-19:15

1 stop28h 45m

£468

Luang PrabangLondon

LPQ - LHR

LPQLHR

Luang Prabang

週一 1/9

12:45-20:40

2 stops37h 55m

£497

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 15 results
1
2

Best time to book a flight from Laos to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Laos 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 Laos to London Heathrow Airport

Rainfall in Heathrow by month

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

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

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

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 13 6月 2025.
Thai Airways
7.7
Good
335 reviews
Check prices

Food

7.3

Boarding

7.8

Comfort

7.5

Overall

7.7

Entertainment

6.8

Crew

8.3

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight
Thai Airways
7.7
Good
335 reviews
Thai Airways
7.7
Good
335 reviews
Check prices

Food

7.3

Boarding

7.8

Comfort

7.5

Overall

7.7

Entertainment

6.8

Crew

8.3

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight
Austrian Airlines
7.6
Good
802 reviews
Thai Airways
7.7
Good
335 reviews
Check prices

Food

7.3

Boarding

7.8

Comfort

7.5

Overall

7.7

Entertainment

6.8

Crew

8.3

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight
Finnair
7.6
Good
1,290 reviews
Thai Airways
7.7
Good
335 reviews
Check prices

Food

7.3

Boarding

7.8

Comfort

7.5

Overall

7.7

Entertainment

6.8

Crew

8.3

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight
China Southern
7.5
Good
99 reviews
Thai Airways
7.7
Good
335 reviews
Check prices

Food

7.3

Boarding

7.8

Comfort

7.5

Overall

7.7

Entertainment

6.8

Crew

8.3

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight
Vietnam Airlines
7.5
Good
194 reviews
Thai Airways
7.7
Good
335 reviews
Check prices

Food

7.3

Boarding

7.8

Comfort

7.5

Overall

7.7

Entertainment

6.8

Crew

8.3

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight

Related info for your journey

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

  • What are the cheapest airlines to fly from Laos to London Heathrow Airport one-way?

    £422 is the cheapest one-way deal found within the past few days, from China Eastern. You may also be able to find cheap deals on Thai Airways and Finnair, with prices starting from £468 and £497, respectively.

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

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

  • How can I find direct flights from Laos to Heathrow?

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

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

    Yes. Cheapflights offers flight deals from Laos to Heathrow 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 Laos to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Laos to London Heathrow Airport (average of £112). Flying from Laos to London Heathrow Airport in August is currently the most expensive (average of £164). 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

Travelling to a place near Laos?

Book flights to Laos if you plan to visit one of these locations
Deal
Hounslow
Croydon
Milton Keynes
Northampton
Gatwick
Luton
Slough
Wembley
Crawley
Eastbourne
Ilford
Southend-on-Sea
Watford
Hayes
Ipswich
Winchester
Folkestone
Maidstone
Swindon

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