How long is the flight from Laos to London Heathrow Airport?

For as low as £558, China Southern can have you in London Heathrow Airport from Laos in 30h 15m. Laos and London Heathrow Airport are separated by a distance of 5786 mi. This flight may include one or multiple stops.

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.

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).

What is the cheapest time of day to fly from LA to LHR?

When flying from Laos to London Heathrow Airport, 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 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.

£222+ Flights from Laos to London Heathrow Airport

Cheap flight deals from Laos to Heathrow

Enter your travel dates to find the best prices.

Best flights from Laos to Heathrow
Discover carefully curated flight deals from Laos to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 December 2025.

Mon 1/618:45VTE - LHR

1 stop30h 15mChina Southern

Wed 10/621:00LHR - VTE

2 stops38h 45mChina Southern

Deal found 13/12£558

Mon 1/615:50VTE - LHR

2 stops32h 50mChina Eastern

Wed 10/621:20LHR - VTE

2 stops30h 15mChina Eastern

Deal found 13/12£580

Sat 10/110:05VTE - LHR

3 stops35h 20mMultiple Airlines

Sat 17/110:00LHR - VTE

2 stops28h 50mMultiple Airlines

Deal found 13/12£828

Thu 22/113:45LPQ - LHR

2 stops50h 25mFinnair

Mon 26/107:30LHR - LPQ

2 stops22h 35mFinnair

Deal found 12/12£954

Tue 20/119:45VTE - LHR

1 stop18h 30mVietnam Airlines

Thu 22/111:00LHR - VTE

2 stops24h 55mVietnam Airlines

Deal found 12/12£972

Mon 26/101:05VTE - LHR

1 stop23h 25mChina Eastern

Tue 3/221:00LHR - VTE

1 stop20h 05mChina Eastern

Deal found 13/12£589

Fri 9/101:05VTE - LHR

2 stops27h 20mChina Eastern

Sat 17/121:00LHR - VTE

2 stops29h 05mChina Eastern

Deal found 13/12£775

Thu 22/119:15LPQ - LHR

1 stop19h 00mVietnam Airlines

Mon 26/117:45LHR - LPQ

2 stops37h 15mVietnam Airlines

Deal found 12/12£1,904

Last-minute flights from Laos to Heathrow
Discover last-minute flight deals from Laos to Heathrow. Data last updated 16 December 2025 and is based on user searches.

Fri 9/101:05VTE - LHR

2 stops27h 20mChina Eastern

Sat 17/121:00LHR - VTE

2 stops29h 05mChina Eastern

Deal found 13/12£775

Sat 10/110:05VTE - LHR

3 stops35h 20mMultiple Airlines

Sat 17/110:00LHR - VTE

2 stops28h 50mMultiple Airlines

Deal found 13/12£828

Tue 20/119:45VTE - LHR

1 stop18h 30mVietnam Airlines

Thu 22/111:00LHR - VTE

2 stops24h 55mVietnam Airlines

Deal found 12/12£972

Thu 22/113:45LPQ - LHR

2 stops50h 25mFinnair

Mon 26/107:30LHR - LPQ

2 stops22h 35mFinnair

Deal found 12/12£954

Thu 22/119:15LPQ - LHR

1 stop19h 00mVietnam Airlines

Mon 26/117:45LHR - LPQ

2 stops37h 15mVietnam Airlines

Deal found 12/12£1,904

Mon 26/101:05VTE - LHR

1 stop23h 25mChina Eastern

Tue 3/221:00LHR - VTE

1 stop20h 05mChina Eastern

Deal found 13/12£589

Tue 27/114:50VTE - LHR

2 stops22h 05mMultiple Airlines

Tue 3/221:00LHR - VTE

2 stops29h 05mMultiple Airlines

Deal found 13/12£898

One-way flights from Laos to Heathrow
Search for one-way flight options from Laos to Heathrow. Find affordable one-way fares based on user searches. Data last updated 16 December 2025.

Sun 22/311:30VTE - LHR

1 stop36h 30mChina Southern

Deal found 13/12£222

Wed 25/223:50VTE - LHR

2 stops50h 50mMultiple Airlines

Deal found 15/12£238

Tue 24/201:05VTE - LHR

1 stop23h 25mChina Eastern

Deal found 15/12£240

Wed 25/201:05VTE - LHR

1 stop23h 25mChina Eastern

Deal found 15/12£243

Sun 22/312:20VTE - LHR

2 stops36h 10mChina Eastern

Deal found 13/12£253

Thu 26/208:05VTE - LHR

3 stops36h 40mMultiple Airlines

Deal found 15/12£303

Sun 22/308:05VTE - LHR

3 stops36h 40mMultiple Airlines

Deal found 13/12£306

Find flight deals from Laos to Heathrow

Round-trip from	£956
One-way from	£222

Finnair
22/1-26/1
4 total stops
60h 30m total
Laos to London

Search Deals

China Southern
22/3
1 total stop
36h 30m total
Laos to London

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Laos to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Mon 1/6

18:45-19:00

1 stop30h 15m

London Heathrow

Wed 10/6

21:00-17:45

2 stops38h 45m

£558

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Mon 1/6

15:50-18:40

2 stops32h 50m

London Heathrow

Wed 10/6

21:20-09:35

2 stops30h 15m

£580

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Mon 26/1

01:05-17:30

1 stop23h 25m

London Heathrow

Tue 3/2

21:00-00:05

1 stop20h 05m

£589

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Fri 9/1

01:05-21:25

2 stops27h 20m

London Heathrow

Sat 17/1

21:00-09:05

2 stops29h 05m

£775

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Sat 10/1

10:05-14:25

3 stops35h 20m

London Heathrow

Sat 17/1

10:00-21:50

2 stops28h 50m

£828

Luang PrabangLondon

LPQ - LHR

LPQLHR

Luang Prabang

Thu 22/1

13:45-09:10

2 stops50h 25m

London Heathrow

Mon 26/1

07:30-13:05

2 stops22h 35m

£954

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Tue 20/1

19:45-07:15

1 stop18h 30m

London Heathrow

Thu 22/1

11:00-18:55

2 stops24h 55m

£972

Luang PrabangLondon

LPQ - LHR

LPQLHR

Luang Prabang

Thu 22/1

19:15-07:15

1 stop19h 00m

London Heathrow

Mon 26/1

17:45-14:00

2 stops37h 15m

£1,904

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Sun 22/3

11:30-17:00

1 stop36h 30m

£222

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Wed 25/2

23:50-19:40

2 stops50h 50m

£238

Flights are sorted by cheapest return flights first.

Deals found on 13/12

Showing 1-10 of 15 results

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

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

Related info for your journey

How long is the flight from Laos to London Heathrow Airport?
For as low as £558, China Southern can have you in London Heathrow Airport from Laos in 30h 15m. Laos and London Heathrow Airport are separated by a distance of 5786 mi. This flight may include one or multiple stops.
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.

See more FAQs

Milton Keynes

Croydon

Slough

Hounslow

Northampton

Luton

Gatwick

Wembley

Ilford

Brentford

Colchester

Hayes

Watford

Crawley

Swindon

Winchester

Bedford

Romford

Chichester

Eastbourne

Browse thousands of different options on Cheapflights for your next trip

Fly with Cheapflights

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

Cheapflights helps you search for flights from Laos to Heathrow 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 Laos to Heathrow?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from Laos.

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

Need flexible booking options for your flight to Heathrow from Laos? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on Laos to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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 Laos to London Heathrow Airport from £222

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 22/3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Laos to Heathrow

Best flights from Laos to HeathrowDiscover carefully curated flight deals from Laos to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 December 2025.

Discover carefully curated flight deals from Laos to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 December 2025.

Find flight deals from Laos to Heathrow

Keep the following information in mind while searching for Laos to Heathrow flight deals. Data was last updated 16 December 2025.

Round-trip from

One-way from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Laos to London Heathrow Airport that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Laos to London Heathrow Airport

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.

How long is the flight from Laos to London Heathrow Airport?

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

How can I find direct flights from Laos to Heathrow?

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

Travelling to a place near London Heathrow Airport?

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 Laos to Heathrow

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

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 Laos to Heathrow?

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

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

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

100% Free

Book with Flexibility

Travel Smart

Best flights from Laos to Heathrow
Discover carefully curated flight deals from Laos to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 December 2025.