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Cheap flights from London to Vientiane from £372

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 15/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 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 Eastern Logo
17:00 - 00:05
LGW
-
VTE
24h 05m
1 stop
China Eastern Logo
01:05 - 06:30
VTE
-
LGW
36h 25m
1 stop
£590China Eastern
Sun, 29 Nov - Fri, 11 Dec
China Eastern Logo
17:00 - 00:05
LGW
-
VTE
24h 05m
1 stop
China Eastern Logo
01:05 - 06:30
VTE
-
LGW
36h 25m
1 stop
£591China Eastern
Fri, 30 Oct - Wed, 25 Nov
China Eastern Logo
10:30 - 09:05
LGW
-
VTE
39h 35m
2 stops
China Eastern Logo
01:05 - 14:00
VTE
-
LGW
19h 55m
1 stop
£593China Eastern
Sun, 29 Nov - Fri, 11 Dec
China Eastern Logo
10:30 - 00:05
LGW
-
VTE
30h 35m
1 stop
China Eastern Logo
12:20 - 06:30
VTE
-
LGW
25h 10m
3 stops
£597China Eastern
Fri, 30 Oct - Thu, 26 Nov
China Eastern Logo
17:00 - 09:05
LGW
-
VTE
33h 05m
2 stops
China Eastern Logo
12:20 - 06:30
VTE
-
LGW
25h 10m
3 stops
£602China Eastern
Fri, 30 Oct - Thu, 26 Nov
China Eastern Logo
10:30 - 17:00
LGW
-
VTE
23h 30m
2 stops
China Eastern Logo
12:20 - 06:30
VTE
-
LGW
25h 10m
3 stops
£605China Eastern
Sun, 29 Nov - Sat, 12 Dec
China Southern Logo
21:30 - 10:30
LHR
-
VTE
30h 00m
2 stops
China Southern Logo
11:30 - 18:35
VTE
-
LHR
38h 05m
1 stop
£677China Southern
Sat, 31 Oct - Thu, 26 Nov
China Southern Logo
22:00 - 10:30
LHR
-
VTE
29h 30m
1 stop
China Southern Logo
11:30 - 18:35
VTE
-
LHR
38h 05m
1 stop
£677China Southern
Mon, 26 Oct - Mon, 9 Nov
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
£680China Southern
Fri, 30 Oct - Thu, 26 Nov
Multiple Airlines Logo
12:35 - 08:50
LHR
-
VTE
38h 15m
2 stops
Multiple Airlines Logo
01:05 - 18:40
VTE
-
LHR
23h 35m
1 stop
£760Multiple Airlines
Sun, 18 Oct - Fri, 23 Oct

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China Eastern flights from London to Vientiane

Our best China Eastern deals on London to Vientiane flight tickets
China Eastern
29 Nov
LGW17:00London Gatwick
24h 05m
1 stop
VTE00:05Vientiane Wattay
11 Dec
VTE01:05Vientiane Wattay
36h 25m
1 stop
LGW06:30London Gatwick
£590
China Eastern
30 Oct
LGW17:00London Gatwick
24h 05m
1 stop
VTE00:05Vientiane Wattay
25 Nov
VTE01:05Vientiane Wattay
36h 25m
1 stop
LGW06:30London Gatwick
£591
China Eastern
29 Nov
LGW17:00London Gatwick
33h 05m
2 stops
VTE09:05Vientiane Wattay
12 Dec
VTE10:05Vientiane Wattay
27h 25m
2 stops
LGW06:30London Gatwick
£593

China Southern flights from London to Vientiane

Our best China Southern deals on London to Vientiane flight tickets
China Southern
31 Oct
LHR21:30London Heathrow
30h 00m
2 stops
VTE10:30Vientiane Wattay
26 Nov
VTE11:30Vientiane Wattay
38h 05m
1 stop
LHR18:35London Heathrow
£677
China Southern
26 Oct
LHR22:00London Heathrow
29h 30m
1 stop
VTE10:30Vientiane Wattay
9 Nov
VTE11:30Vientiane Wattay
38h 05m
1 stop
LHR18:35London Heathrow
£677
China Southern
30 Oct
LHR22:00London Heathrow
34h 05m
1 stop
VTE15:05Vientiane Wattay
26 Nov
VTE16:25Vientiane Wattay
33h 10m
1 stop
LHR18:35London Heathrow
£680

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 2 July 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

Cheapest return flight

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Sun 29/11

17:00-00:05

1 stop24h 05m

Vientiane Wattay

Fri 11/12

01:05-06:30

1 stop36h 25m

£590

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Fri 30/10

17:00-00:05

1 stop24h 05m

Vientiane Wattay

Wed 25/11

01:05-06:30

1 stop36h 25m

£591

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Sun 29/11

10:30-09:05

2 stops39h 35m

Vientiane Wattay

Fri 11/12

01:05-14:00

1 stop19h 55m

£593

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Fri 30/10

10:30-00:05

1 stop30h 35m

Vientiane Wattay

Thu 26/11

12:20-06:30

3 stops25h 10m

£597

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Fri 30/10

17:00-09:05

2 stops33h 05m

Vientiane Wattay

Thu 26/11

12:20-06:30

3 stops25h 10m

£602
Fastest return journey

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Sun 29/11

10:30-17:00

2 stops23h 30m

Vientiane Wattay

Sat 12/12

12:20-06:30

3 stops25h 10m

£605

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Sat 31/10

21:30-10:30

2 stops30h 00m

Vientiane Wattay

Thu 26/11

11:30-18:35

1 stop38h 05m

£677

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Mon 26/10

22:00-10:30

1 stop29h 30m

Vientiane Wattay

Mon 9/11

11:30-18:35

1 stop38h 05m

£677

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Fri 30/10

22:00-15:05

1 stop34h 05m

Vientiane Wattay

Thu 26/11

16:25-18:35

1 stop33h 10m

£680

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Sun 18/10

12:35-08:50

2 stops38h 15m

Vientiane Wattay

Fri 23/10

01:05-18:40

1 stop23h 35m

£760

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, December 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 £379. If you’re not able to fly to Vientiane in December, then September is your next best option. Flight prices from London to Vientiane during September average around £411.

Can stopping save me money on London to Vientiane flights?

You could potentially save up to 26% 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

17h 30m

Direct flights

None
The fastest flight from London to Vientiane takes 17h 30m
There are no direct flights from London to Vientiane. There are no popular flight routes from London to Vientiane.
Search flight deals

Frequently asked questions about flying from London to Vientiane

  • 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 17h 30m.

  • 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 £478Free CancellationRating
7.3
226 reviews
Search China Eastern flights
Thai AirwaysPriceFrom £873Free CancellationRating
7.9
408 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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