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

For as low as £521, China Eastern can have you in London Heathrow Airport from Laos in 23h 25m. Laos and London Heathrow Airport are separated by a distance of 5786 mi.

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.

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 28 January 2026.

Wed 11/301:05

VTE

LHR

1 stop23h 25m

China Eastern

Thu 19/321:00

LHR

VTE

1 stop20h 05m

China Eastern

Deal found 26/1£521

Tue 27/101:05

VTE

LHR

1 stop23h 25m

China Eastern

Wed 4/221:00

LHR

VTE

1 stop20h 05m

China Eastern

Deal found 26/1£532

Wed 25/201:05

VTE

LHR

1 stop23h 25m

China Eastern

Thu 5/321:00

LHR

VTE

1 stop20h 05m

China Eastern

Deal found 27/1£534

Tue 27/101:05

VTE

LHR

1 stop23h 25m

China Eastern

Wed 28/121:00

LHR

VTE

2 stops34h 50m

China Eastern

Deal found 27/1£556

Wed 25/201:05

VTE

LHR

1 stop23h 25m

Multiple Airlines

Thu 5/317:05

LHR

VTE

3 stops35h 55m

Multiple Airlines

Deal found 27/1£622

Fri 14/801:00

VTE

LHR

1 stop23h 40m

China Eastern

Sat 22/821:20

LHR

VTE

2 stops30h 15m

China Eastern

Deal found 25/1£710

Tue 27/101:05

VTE

LHR

1 stop23h 25m

Multiple Airlines

Wed 4/218:50

LHR

VTE

3 stops29h 40m

Multiple Airlines

Deal found 26/1£715

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 28 January 2026.

Wed 11/301:05

VTE

LHR

1 stop23h 25m

China Eastern

Thu 19/321:00

LHR

VTE

1 stop20h 05m

China Eastern

Deal found 26/1£521

Wed 25/201:05

VTE

LHR

1 stop23h 25m

Multiple Airlines

Thu 5/317:05

LHR

VTE

3 stops35h 55m

Multiple Airlines

Deal found 27/1£622

Sat 11/713:30

VTE

LHR

1 stop23h 45m

Thai Airways

Sat 18/721:25

LHR

VTE

1 stop33h 15m

Thai Airways

Deal found 25/1£980

Wed 25/201:05

VTE

LHR

1 stop23h 25m

China Eastern

Thu 5/321:00

LHR

VTE

1 stop20h 05m

China Eastern

Deal found 27/1£534

Sat 11/720:00

VTE

LHR

1 stop27h 50m

Multiple Airlines

Sat 18/709:00

LHR

VTE

2 stops19h 45m

Multiple Airlines

Deal found 25/1£1,019

Fri 10/701:00

VTE

LHR

1 stop23h 40m

China Eastern

Sat 18/721:20

LHR

VTE

2 stops30h 15m

China Eastern

Deal found 25/1£1,019

Last-minute flights from Laos to Heathrow
Discover last-minute flight deals from Laos to Heathrow. Data last updated 28 January 2026 and is based on user searches.

Tue 27/101:05

VTE

LHR

1 stop23h 25m

China Eastern

Wed 4/221:00

LHR

VTE

1 stop20h 05m

China Eastern

Deal found 26/1£532

Tue 27/101:05

VTE

LHR

1 stop23h 25m

China Eastern

Wed 28/121:00

LHR

VTE

2 stops34h 50m

China Eastern

Deal found 27/1£556

Tue 27/101:05

VTE

LHR

1 stop23h 25m

Multiple Airlines

Wed 4/218:50

LHR

VTE

3 stops29h 40m

Multiple Airlines

Deal found 26/1£715

Wed 28/107:40

VTE

LHR

1 stop18h 25m

Multiple Airlines

Wed 28/121:20

LHR

VTE

1 stop17h 25m

Multiple Airlines

Deal found 27/1£1,131

Wed 25/201:05

VTE

LHR

1 stop23h 25m

China Eastern

Thu 5/321:00

LHR

VTE

1 stop20h 05m

China Eastern

Deal found 27/1£534

Wed 25/201:05

VTE

LHR

1 stop23h 25m

Multiple Airlines

Thu 5/317:05

LHR

VTE

3 stops35h 55m

Multiple Airlines

Deal found 27/1£622

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 28 January 2026.

Wed 25/218:00

VTE

LHR

2 stops30h 30m

China Eastern

Deal found 27/1£222

Sat 4/718:50

VTE

LHR

2 stops53h 50m

China Eastern

Deal found 26/1£247

Thu 2/721:35

VTE

LHR

2 stops27h 55m

Hainan Airlines

Deal found 26/1£261

Thu 2/718:45

VTE

LHR

3 stops55h 15m

Multiple Airlines

Deal found 26/1£274

Wed 22/414:35

LPQ

LHR

3 stops49h 40m

Multiple Airlines

Deal found 25/1£325

Mon 16/201:05

VTE

LHR

1 stop23h 25m

China Eastern

Deal found 26/1£348

Tue 17/214:50

VTE

LHR

2 stops22h 35m

Multiple Airlines

Deal found 27/1£423

Tue 17/211:35

VTE

LHR

3 stops26h 40m

Vietnam Airlines

Deal found 27/1£542

Find flight deals from Laos to Heathrow

Round-trip from	£521
One-way from	£222

China Eastern
11/3-19/3
2 total stops
43h 30m total
Laos to London

Search Deals

China Eastern
25/2
2 total stops
30h 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

Wed 11/3

01:05-17:30

1 stop23h 25m

London Heathrow

Thu 19/3

21:00-00:05

1 stop20h 05m

£521

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Wed 25/2

01:05-17:30

1 stop23h 25m

London Heathrow

Thu 5/3

21:00-00:05

1 stop20h 05m

£534

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Wed 25/2

01:05-17:30

1 stop23h 25m

London Heathrow

Thu 5/3

17:05-12:00

3 stops35h 55m

£622

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Sat 11/7

13:30-07:15

1 stop23h 45m

London Heathrow

Sat 18/7

21:25-12:40

1 stop33h 15m

£980

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Sat 11/7

20:00-17:50

1 stop27h 50m

London Heathrow

Sat 18/7

09:00-10:45

2 stops19h 45m

£1,019

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Fri 10/7

01:00-18:40

1 stop23h 40m

London Heathrow

Sat 18/7

21:20-09:35

2 stops30h 15m

£1,019

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Wed 25/2

18:00-17:30

2 stops30h 30m

£222

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Wed 1/7

01:00-18:40

1 stop23h 40m

£240

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Fri 3/7

01:00-18:40

1 stop23h 40m

£240

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Thu 2/7

21:35-19:30

2 stops27h 55m

£261

Flights are sorted by cheapest return flights first.

Deals found on 27/1

Showing 1-10 of 13 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 £521, China Eastern can have you in London Heathrow Airport from Laos in 23h 25m. Laos and London Heathrow Airport are separated by a distance of 5786 mi.
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

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Chelmsford

Bedford

Crawley

Kingston upon Thames

Eastbourne

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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.

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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 25/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Laos to Heathrow

Cheapest flights from Laos to HeathrowExplore 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 28 January 2026.

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 28 January 2026.

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 28 January 2026.

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.

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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?

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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 28 January 2026.