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Cheap flights from London to Vientiane from £253

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Vientiane departing on 12/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from London to Vientiane

Cheap return flights

Enter your travel dates to find the best prices.
China Southern Logo
22:00 - 15:05
LHR
-
VTE
34h 05m
1 stop
China Southern Logo
11:30 - 14:00
VTE
-
LHR
57h 30m
2 stops
£482China Southern
Mon, 23 Feb - Mon, 16 Mar
China Southern Logo
17:15 - 15:05
LHR
-
VTE
38h 50m
2 stops
China Southern Logo
16:25 - 18:35
VTE
-
LHR
33h 10m
1 stop
£489China Southern
Wed, 18 Feb - Wed, 25 Feb
China Southern Logo
22:00 - 15:05
LHR
-
VTE
34h 05m
1 stop
China Southern Logo
16:25 - 18:35
VTE
-
LHR
33h 10m
1 stop
£503China Southern
Wed, 18 Feb - Wed, 25 Feb
China Southern Logo
22:00 - 15:05
LHR
-
VTE
34h 05m
1 stop
China Southern Logo
16:25 - 18:35
VTE
-
LHR
33h 10m
1 stop
£509China Southern
Wed, 18 Feb - Wed, 25 Feb
China Southern Logo
22:00 - 15:05
LHR
-
VTE
34h 05m
1 stop
China Southern Logo
11:30 - 18:35
VTE
-
LHR
38h 05m
2 stops
£518China Southern
Mon, 23 Feb - Fri, 13 Mar
China Eastern Logo
10:30 - 00:05
LGW
-
VTE
30h 35m
1 stop
China Eastern Logo
01:05 - 14:00
VTE
-
LGW
19h 55m
1 stop
£612China Eastern
Wed, 18 Feb - Tue, 24 Feb
China Eastern Logo
11:35 - 23:59
LGW
-
VTE
30h 24m
1 stop
China Eastern Logo
01:00 - 15:00
VTE
-
LGW
20h 00m
1 stop
£617China Eastern
Tue, 5 May - Fri, 15 May
China Eastern Logo
18:00 - 23:59
LGW
-
VTE
23h 59m
1 stop
China Eastern Logo
10:35 - 06:40
VTE
-
LGW
26h 05m
3 stops
£622China Eastern
Tue, 5 May - Sat, 16 May
China Eastern Logo
10:30 - 09:05
LGW
-
VTE
39h 35m
3 stops
China Eastern Logo
01:05 - 06:30
VTE
-
LGW
36h 25m
1 stop
£636China Eastern
Wed, 18 Feb - Tue, 24 Feb
Multiple Airlines Logo
10:30 - 00:05
LGW
-
VTE
30h 35m
2 stops
Multiple Airlines Logo
09:20 - 05:55
VTE
-
LGW
27h 35m
2 stops
£648Multiple Airlines
Mon, 2 Feb - Tue, 17 Feb

China Eastern flights from London to Vientiane

Our best China Eastern deals on London to Vientiane flight tickets
China Eastern
20 Jan
LGW10:30London Gatwick
21h 20m
2 stops
VTE14:50Vientiane Wattay
5 Feb
VTE18:00Vientiane Wattay
51h 00m
2 stops
LGW14:00London Gatwick
£588
China Eastern
18 Feb
LGW10:30London Gatwick
39h 35m
3 stops
VTE09:05Vientiane Wattay
24 Feb
VTE01:05Vientiane Wattay
19h 55m
1 stop
LGW14:00London Gatwick
£612
China Eastern
5 May
LGW11:35London Gatwick
30h 24m
1 stop
VTE23:59Vientiane Wattay
15 May
VTE01:00Vientiane Wattay
20h 00m
1 stop
LGW15:00London Gatwick
£617

Singapore Airlines flights from London to Vientiane

Our best Singapore Airlines deals on London to Vientiane flight tickets
Singapore Airlines
2 Mar
LGW09:25London Gatwick
19h 35m
1 stop
VTE12:00Vientiane Wattay
8 Mar
VTE12:35Vientiane Wattay
24h 50m
1 stop
LGW06:25London Gatwick
£692
Singapore Airlines
20 Jan
LGW09:20London Gatwick
19h 40m
1 stop
VTE12:00Vientiane Wattay
5 Feb
VTE12:35Vientiane Wattay
24h 50m
1 stop
LGW06:25London Gatwick
£761
Singapore Airlines
20 Jan
LGW09:20London Gatwick
19h 40m
1 stop
VTE12:00Vientiane Wattay
5 Feb
VTE12:35Vientiane Wattay
24h 50m
1 stop
LGW06:25London Gatwick
£767

momondo Fare Finder

 
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, momondo users made 279,928 searches. Data last updated 16 January 2026.
Use the filters below to find and compare flights from London to Vientiane that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Mon 23/2

22:00-15:05

1 stop34h 05m

Vientiane Wattay

Mon 16/3

11:30-14:00

2 stops57h 30m

£482

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Wed 18/2

17:15-15:05

2 stops38h 50m

Vientiane Wattay

Wed 25/2

16:25-18:35

1 stop33h 10m

£489

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Wed 18/2

22:00-15:05

1 stop34h 05m

Vientiane Wattay

Wed 25/2

16:25-18:35

1 stop33h 10m

£503

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Wed 18/2

22:00-15:05

1 stop34h 05m

Vientiane Wattay

Wed 25/2

16:25-18:35

1 stop33h 10m

£509

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Mon 23/2

22:00-15:05

1 stop34h 05m

Vientiane Wattay

Fri 13/3

11:30-18:35

2 stops38h 05m

£518

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Wed 18/2

10:30-00:05

1 stop30h 35m

Vientiane Wattay

Tue 24/2

01:05-14:00

1 stop19h 55m

£612

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Tue 5/5

11:35-23:59

1 stop30h 24m

Vientiane Wattay

Fri 15/5

01:00-15:00

1 stop20h 00m

£617

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Tue 5/5

18:00-23:59

1 stop23h 59m

Vientiane Wattay

Sat 16/5

10:35-06:40

3 stops26h 05m

£622

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Wed 18/2

10:30-09:05

3 stops39h 35m

Vientiane Wattay

Tue 24/2

01:05-06:30

1 stop36h 25m

£636

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Mon 2/2

10:30-00:05

2 stops30h 35m

Vientiane Wattay

Tue 17/2

09:20-05:55

2 stops27h 35m

£648

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Vientiane from

How to get the cheapest flight ticket from London to Vientiane

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between London and Vientiane?

What is the cheapest month to fly to Vientiane?

In general, September is the cheapest month to fly from London to Vientiane. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £509. If you’re not able to fly to Vientiane in September, then May is your next best option. Flight prices from London to Vientiane during May average around £566.

Can stopping save me money on London to Vientiane flights?

You could potentially save up to 21% on your flight if you consider stops on a London to Vientiane flight.

When to book flights from London to Vientiane

Are you open to changing your travel dates? Check out the ideal times to fly from London to Vientiane according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London to Vientiane (LON to VTE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Vientiane

Fastest flight time

18h 35m

Direct flights

None
The fastest flight from London to Vientiane takes 18h 35m
There are no direct flights from London to Vientiane. There are no popular flight routes from London to Vientiane.
Search flight deals

  • How far is London to Vientiane Wattay by plane?

    Vientiane Wattay is 5774.2 mi away from London. A reasonable flight in good conditions will take 18h 35m.

  • When did momondo last update prices for flights from London to Vientiane Wattay Airport?

    Prices for flights from London to Vientiane Wattay Airport are updated daily.

  • How many operators does momondo search for flights from London to Vientiane Wattay Airport?

  • How old do you have to be to fly from London to Vientiane Wattay Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London to Vientiane Wattay Airport.

  • What documentation or ID do you need to fly to Vientiane Wattay Airport?

    The travel and health documents you'll need for your trip to Vientiane Wattay Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Vientiane Wattay Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from London to Vientiane?

Best airlines flying from London to Vientiane

Compare and see reviews for airlines that fly from London to Vientiane with momondo
Airline
Rating
Free Cancellation
Price
China EasternPriceFrom £236Free CancellationRating
7.2
188 reviews
Search China Eastern flights
China SouthernPriceFrom £434Free CancellationRating
7.3
133 reviews
Search China Southern flights
Thai AirwaysPriceFrom £780Free CancellationRating
7.8
378 reviews
Search Thai Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Vientiane?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Vientiane for you.

Can I find flights from London to Vientiane with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Vientiane flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Vientiane?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Vientiane.

I’m not ready to book a flight from London to Vientiane right now. Can momondo alert me if prices change?

Price alerts on flights to Vientiane from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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