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Cheap flights from Vientiane to London Heathrow Airport from £198

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 31/3. Fares are subject to change and may not be available on all flights or dates of travel.
VTE — LHR
31 Mar — 7 Apr1
1 adult

Cheap flight deals from Vientiane to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Vientiane (VTE) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 26 March 2025.

Round-trip from

£553

One-way from

£198

Popular in

August

Cheapest in

January

Average price

£566
China Eastern
  • China Eastern
  • 9/5-16/5
  • 4 total stops
  • 68h 20m total
  • Vientiane to London
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China Eastern
  • China Eastern
  • 31/3
  • 2 total stops
  • 32h 50m total
  • Vientiane to London
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£103 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£34 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
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Find flight deals from Vientiane to Heathrow

Cheapest flights from Vientiane to Heathrow
Explore the most affordable flight options available from Vientiane to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 March 2025.

Fri 9/510:35VTE - LHR
2 stops38h 05mChina Eastern
Fri 16/521:20LHR - VTE
2 stops30h 15mChina Eastern
Deal found 25/3£553
Fri 9/518:45VTE - LHR
3 stops29h 55mMultiple Airlines
Fri 16/521:20LHR - VTE
3 stops32h 35mMultiple Airlines
Deal found 25/3£783
Tue 9/920:00VTE - LHR
1 stop26h 55mVietnam Airlines
Wed 15/1018:55LHR - VTE
1 stop33h 50mVietnam Airlines
Deal found 25/3£2,602
Tue 9/918:45VTE - LHR
2 stops27h 30mChina Southern
Wed 15/1019:15LHR - VTE
2 stops40h 30mChina Southern
Deal found 25/3£2,603

Cheapflights Fare Finder

Customise your flight search to find flights from Vientiane 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 26 March 2025.
Use the filters below to find and compare flights from Vientiane to London Heathrow Airport that are best for you.

Fly from

Vientiane

Fly to

Heathrow

Route

Depart

Return

Price

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Fri 9/5

10:35-18:40

2 stops38h 05m

London Heathrow

Fri 16/5

21:20-09:35

2 stops30h 15m

£553

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Fri 9/5

18:45-18:40

3 stops29h 55m

London Heathrow

Fri 16/5

21:20-11:55

3 stops32h 35m

£783

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Tue 9/9

20:00-16:55

1 stop26h 55m

London Heathrow

Wed 15/10

18:55-10:45

1 stop33h 50m

£2,602

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Tue 9/9

18:45-16:15

2 stops27h 30m

London Heathrow

Wed 15/10

19:15-17:45

2 stops40h 30m

£2,603

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Mon 31/3

15:50-18:40

2 stops32h 50m

£198

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Sun 6/4

15:50-19:30

3 stops33h 40m

£288

Flights are sorted by cheapest return flights first.

Deals found on 25/3

Best time to book a flight from Vientiane to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Vientiane 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 Vientiane 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 26 March 2025.
Vietnam Airlines
7.6
Good
192 reviews
Check prices

Boarding

7.5

Crew

8.1

Overall

7.6

Food

6.8

Entertainment

6.3

Comfort

7.5

Reviews

1 / 12
6.0
Good

Glenn,Jan 2025

PQC - SGN

The planes are fairly new, but interior is not in great condition. Boarding process is a little confusing and way too much carry on really makes the boarding process more stressful than it needs to be.
Vietnam Airlines
7.6
Good
192 reviews
Vietnam Airlines
7.6
Good
192 reviews
Check prices

Boarding

7.5

Crew

8.1

Overall

7.6

Food

6.8

Entertainment

6.3

Comfort

7.5

Reviews

1 / 12
6.0
Good

Glenn,Jan 2025

PQC - SGN

The planes are fairly new, but interior is not in great condition. Boarding process is a little confusing and way too much carry on really makes the boarding process more stressful than it needs to be.
China Southern
7.4
Good
91 reviews
Vietnam Airlines
7.6
Good
192 reviews
Check prices

Boarding

7.5

Crew

8.1

Overall

7.6

Food

6.8

Entertainment

6.3

Comfort

7.5

Reviews

1 / 12
6.0
Good

Glenn,Jan 2025

PQC - SGN

The planes are fairly new, but interior is not in great condition. Boarding process is a little confusing and way too much carry on really makes the boarding process more stressful than it needs to be.
China Eastern
7.1
Good
135 reviews
Vietnam Airlines
7.6
Good
192 reviews
Check prices

Boarding

7.5

Crew

8.1

Overall

7.6

Food

6.8

Entertainment

6.3

Comfort

7.5

Reviews

1 / 12
6.0
Good

Glenn,Jan 2025

PQC - SGN

The planes are fairly new, but interior is not in great condition. Boarding process is a little confusing and way too much carry on really makes the boarding process more stressful than it needs to be.

Related info for your journey

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

  • What airport do you fly from for flights from Vientiane to London Heathrow?

    Most people fly from Vientiane Wattay (VTE) if they book a flight from Vientiane to London Heathrow. On average, Wattay has 0 outbound flights to London Heathrow per day from 0 airlines. Vientiane Wattay is conveniently located just 2.8 mi from Vientiane’s city center.

  • What are the cheapest airlines flying from Vientiane to London Heathrow Airport round-trip?

    Our cheapest airline available from Vientiane to London Heathrow Airport is China Eastern. Our recent data shows that you can find tickets from as low as £553 on this airline. Additional options worth looking into are Vietnam Airlines and China Southern, starting at £2,602 and £2,603 round-trip.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Vientiane to London Heathrow Airport (average of £112). Flying from Vientiane 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 Vientiane?

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

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Alternative routes for Vientiane to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Can Cheapflights notify me if prices for flights from Vientiane to Heathrow become cheaper?

Yes, Cheapflights offers price alerts on Vientiane 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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