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Cheap flights from Vientiane to London Heathrow Airport from £245

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
VTE — LHR
22 Apr — 29 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 17 April 2025.

Round-trip from

£2,297

One-way from

£245

Popular in

April

Cheapest in

January

Average price

£902
25/6-2/7
  • 25/6-2/7
  • 4 total stops
  • 66h 40m total
  • Vientiane to London
Search Deals
China Eastern
  • China Eastern
  • 5/5
  • 2 total stops
  • 32h 50m total
  • Vientiane to London
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£10 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 17 April 2025.

Wed 25/620:30VTE - LHR
2 stops30h 10mMultiple Airlines
Wed 2/718:10LHR - VTE
2 stops36h 30mMultiple Airlines
Deal found 16/4£2,297
Wed 25/611:30VTE - LHR
2 stops35h 25mVietnam Airlines
Wed 2/718:55LHR - VTE
1 stop33h 50mVietnam Airlines
Deal found 16/4£2,550
Tue 9/923:20VTE - LHR
1 stop25h 20mChina Eastern
Wed 15/1021:20LHR - VTE
2 stops30h 15mChina Eastern
Deal found 16/4£2,637
Wed 25/613:30VTE - LHR
1 stop23h 45mThai Airways
Wed 2/712:30LHR - VTE
1 stop18h 10mThai Airways
Deal found 16/4£3,281
Tue 9/918:45VTE - LHR
1 stop30h 15mChina Southern
Wed 15/1021:00LHR - VTE
2 stops30h 35mChina Southern
Deal found 16/4£3,618

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 17 April 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

Wed 25/6

20:30-20:40

2 stops30h 10m

London Heathrow

Wed 2/7

18:10-12:40

2 stops36h 30m

£2,297

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Wed 25/6

11:30-16:55

2 stops35h 25m

London Heathrow

Wed 2/7

18:55-10:45

1 stop33h 50m

£2,550

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Tue 9/9

23:20-18:40

1 stop25h 20m

London Heathrow

Wed 15/10

21:20-09:35

2 stops30h 15m

£2,637

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Wed 25/6

13:30-07:15

1 stop23h 45m

London Heathrow

Wed 2/7

12:30-12:40

1 stop18h 10m

£3,281

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Tue 9/9

18:45-19:00

1 stop30h 15m

London Heathrow

Wed 15/10

21:00-09:35

2 stops30h 35m

£3,618

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Mon 5/5

15:50-18:40

2 stops32h 50m

£245

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Sat 3/5

10:35-16:15

2 stops35h 40m

£316

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Sun 4/5

20:30-19:10

1 stop28h 40m

£460

VientianeLondon

VTE - LHR

VTELHR

Vientiane Wattay

Sat 3/5

18:45-19:00

1 stop30h 15m

£509

Flights are sorted by cheapest return flights first.

Deals found on 17/4

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 17 April 2025.
Thai Airways
7.7
Good
323 reviews
Check prices

Overall

7.7

Boarding

7.8

Food

7.3

Comfort

7.5

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
323 reviews
Thai Airways
7.7
Good
323 reviews
Check prices

Overall

7.7

Boarding

7.8

Food

7.3

Comfort

7.5

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
7.6
Good
194 reviews
Thai Airways
7.7
Good
323 reviews
Check prices

Overall

7.7

Boarding

7.8

Food

7.3

Comfort

7.5

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
94 reviews
Thai Airways
7.7
Good
323 reviews
Check prices

Overall

7.7

Boarding

7.8

Food

7.3

Comfort

7.5

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 Eastern
7.2
Good
143 reviews
Thai Airways
7.7
Good
323 reviews
Check prices

Overall

7.7

Boarding

7.8

Food

7.3

Comfort

7.5

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 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 Vietnam Airlines. Our recent data shows that you can find tickets from as low as £2,550 on this airline. Additional options worth looking into are China Eastern and Thai Airways, starting at £2,637 and £3,281 round-trip.

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

    The cheapest airline one-way is China Eastern, with whom users have recently found tickets for as low as £245. However, be on the lookout for offers from Thai Airways and China Southern, as they are both options that can get you from Vientiane to London Heathrow Airport for a low price.

  • 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
Luton
Slough
Croydon
Eastbourne
Wembley
Northampton
Hayes
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Southend-on-Sea
Maidstone
Swindon
Ipswich
Southall
Ilford
Winchester
Folkestone

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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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Luang Prabang to Heathrow flights
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Can Cheapflights find flights from Vientiane to Heathrow with no change fees?

Yes, we can. To see specific flights from Vientiane to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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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