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Cheap flights from London to Vientiane from £500

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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
LON — VTE
26 Feb — 5 Mar1
1 adult

The best prices from London to Vientiane Wattay are usually found in March or June, booked 73 days in advance, depart on a Thursday or Tuesday and return on a Monday

Cheap flight deals from London to Vientiane

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Vientiane (VTE). 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 21 February 2025.

Round-trip from

£614

One-way from

£500

Popular in

August

Cheapest in

March

Average price

£678
China Eastern
  • China Eastern
  • 20/3-2/4
  • 6 total stops
  • 58h 35m total
  • London to Vientiane
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7/8
  • 7/8
  • 2 total stops
  • 25h 30m total
  • London to Vientiane
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£190 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£30 potential savings vs. average return price).
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Average for round-trip flights in February 2025
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Find flight deals from London to Vientiane

Cheapest flights from London to Vientiane
Explore the most affordable flight options available from London to Vientiane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Thu 20/310:30LGW - VTE
3 stops24h 10mChina Eastern
Wed 2/410:35VTE - LGW
3 stops34h 25mChina Eastern
Deal found 20/2£614
Wed 5/317:15LHR - VTE
2 stops42h 10mChina Southern
Sat 15/319:25VTE - LHR
2 stops43h 15mChina Southern
Deal found 20/2£627
Sun 6/420:30LHR - VTE
2 stops33h 40mMultiple Airlines
Sun 13/423:20VTE - LHR
1 stop25h 20mMultiple Airlines
Deal found 20/2£633
Wed 5/317:50LHR - VTE
1 stop22h 05mChina Eastern
Sat 15/323:55VTE - LHR
1 stop24h 35mChina Eastern
Deal found 20/2£678
Wed 5/310:30LGW - VTE
1 stop29h 25mMultiple Airlines
Fri 14/300:20VTE - LGW
2 stops37h 10mMultiple Airlines
Deal found 20/2£785
Mon 1/1211:00LHR - VTE
1 stop16h 45mVietnam Airlines
Mon 15/1219:45VTE - LHR
2 stops21h 45mVietnam Airlines
Deal found 20/2£814
Mon 30/611:25LHR - VTE
1 stop18h 45mSingapore Airlines
Thu 24/712:45VTE - LHR
1 stop23h 10mSingapore Airlines
Deal found 20/2£880
Mon 1/1220:15STN - VTE
2 stops18h 35mMultiple Airlines
Mon 15/1218:35VTE - STN
2 stops24h 30mMultiple Airlines
Deal found 20/2£911
Mon 1/1208:30LCY - VTE
2 stops21h 35mMultiple Airlines
Mon 15/1220:30VTE - LCY
2 stops44h 35mMultiple Airlines
Deal found 20/2£917

Find flights from London to Vientiane within your budget

Customise your flight search to find flights from London to Vientiane 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 21 February 2025.

Fly from

London

Fly to

Vientiane

Route

Depart

Return

Price

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Thu 20/3

10:30-17:40

3 stops24h 10m

Vientiane Wattay

Wed 2/4

10:35-15:00

3 stops34h 25m

£614

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Wed 5/3

17:15-18:25

2 stops42h 10m

Vientiane Wattay

Sat 15/3

19:25-07:40

2 stops43h 15m

£627

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Sun 6/4

20:30-12:10

2 stops33h 40m

Vientiane Wattay

Sun 13/4

23:20-18:40

1 stop25h 20m

£633

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Wed 5/3

17:50-22:55

1 stop22h 05m

Vientiane Wattay

Sat 15/3

23:55-17:30

1 stop24h 35m

£678

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Wed 5/3

10:30-22:55

1 stop29h 25m

Vientiane Wattay

Fri 14/3

00:20-06:30

2 stops37h 10m

£785

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Mon 30/6

11:25-12:10

1 stop18h 45m

Vientiane Wattay

Thu 24/7

12:45-05:55

1 stop23h 10m

£880

LondonVientiane

STN - VTE

STNVTE

London Stansted

Wed 5/3

14:05-21:45

2 stops24h 40m

Vientiane Wattay

Sat 15/3

07:55-12:05

2 stops35h 10m

£933

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Fri 9/5

10:30-19:15

3 stops50h 45m

Vientiane Wattay

Sat 17/5

11:30-17:50

3 stops36h 20m

£1,002

LondonVientiane

LCY - VTE

LCYVTE

London City

Fri 9/5

09:25-12:40

2 stops21h 15m

Vientiane Wattay

Sat 17/5

20:30-07:35

2 stops41h 05m

£1,170

LondonVientiane

STN - VTE

STNVTE

London Stansted

Thu 7/8

07:35-15:05

2 stops25h 30m

£500

Flights are sorted by cheapest return flights first.

Deals found on 21/2

Showing 1-10 of 21 results
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Best time to book a flight from London to Vientiane

Have a flexible travel schedule? Discover the best time to fly to Vientiane from London 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.

Travel insights for flights from London to Vientiane

Get recent, data-driven insights about flights from London to Vientiane including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from London to Vientiane?

Use this chart to determine the optimal time to book a return flight from London to Vientiane. Price data was last updated on 14 February 2025.

The best time to book flights from London to Vientiane is 72 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Rainfall in Vientiane by month

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

In terms of precipitation, rainfall in Vientiane ranges from 10.0 - 120.0 inches per month. July is typically the wettest month, when rainfall can reach 120.0 mm. January is typically the driest time to visit Vientiane when rainfall is around 10.0 mm.

Temperature in Vientiane by month

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

If weather is an important factor for your trip to Vientiane, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 22.0 C).

Reviews of airlines servicing Vientiane

Get insights into the airlines that provide service to Vientiane. 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 Vientiane. Reviews last updated 21 February 2025.
Singapore Airlines
8.1
Very Good
1,299 reviews
Check prices

Entertainment

8.0

Crew

8.6

Food

7.7

Comfort

7.9

Boarding

8.2

Overall

8.1

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Singapore Airlines
8.1
Very Good
1,299 reviews
Singapore Airlines
8.1
Very Good
1,299 reviews
Check prices

Entertainment

8.0

Crew

8.6

Food

7.7

Comfort

7.9

Boarding

8.2

Overall

8.1

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Thai Airways
7.8
Good
317 reviews
Singapore Airlines
8.1
Very Good
1,299 reviews
Check prices

Entertainment

8.0

Crew

8.6

Food

7.7

Comfort

7.9

Boarding

8.2

Overall

8.1

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

China Southern
7.6
Good
87 reviews
Singapore Airlines
8.1
Very Good
1,299 reviews
Check prices

Entertainment

8.0

Crew

8.6

Food

7.7

Comfort

7.9

Boarding

8.2

Overall

8.1

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Vietnam Airlines
7.6
Good
196 reviews
Singapore Airlines
8.1
Very Good
1,299 reviews
Check prices

Entertainment

8.0

Crew

8.6

Food

7.7

Comfort

7.9

Boarding

8.2

Overall

8.1

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

China Eastern
7.0
Good
126 reviews
Singapore Airlines
8.1
Very Good
1,299 reviews
Check prices

Entertainment

8.0

Crew

8.6

Food

7.7

Comfort

7.9

Boarding

8.2

Overall

8.1

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Related info for your journey

Find useful and relevant information for your journey from London to Vientiane. 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 into for flights to Vientiane from London?

    Located just 2.8 mi from the city center, Vientiane Wattay is the airport most travelers will use when flying to Vientiane from London. Booking flights from London to Wattay (VTE) should be relatively easy as there are 0 daily inbound flights from London from 3 different airlines.

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

    According to our current data, China Eastern (£614), China Southern (£627), and Singapore Airlines (£880) offers the cheapest pricing from London to Vientiane. China Eastern is priced at 23% lower than the current average price of a flight leaving 3 months from now.

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

    £524 is the cheapest one-way deal found within the past few days, from China Southern. You may also be able to find cheap deals on Thai Airways and Vietnam Airlines, with prices starting from £662 and £701, respectively.

  • What are the most popular routes from London to Vientiane?

    When deciding which route to take from London to Vientiane consider London Heathrow - Vientiane Wattay, London Gatwick - Vientiane Wattay or London Stansted - Vientiane Wattay as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London to Vientiane 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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Top 3 airlines flying from London to Vientiane

Discover the top 3 airlines that operate flights from London to Vientiane. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£502Average£569FlexibilityNo cancel feeOn-time69%
Search China Southern flights
China EasternCheapest£615Average£694FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Thai AirwaysCheapest£823Average£868FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

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Can Cheapflights notify me if prices for flights from London to Vientiane become cheaper?

Yes! Start tracking prices for London to Vientiane flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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