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Cheap flights from London to Vientiane from £298

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 18/2. 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
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.
Multiple Airlines Logo
12:35 - 21:50
LGW
-
VTE
27h 15m
2 stops
Multiple Airlines Logo
07:25 - 06:35
VTE
-
LGW
29h 10m
2 stops
£496Multiple Airlines
Thu, 7 May - Wed, 20 May
Multiple Airlines Logo
11:35 - 21:50
LGW
-
VTE
28h 15m
2 stops
Multiple Airlines Logo
07:25 - 06:40
VTE
-
LGW
29h 15m
2 stops
£511Multiple Airlines
Tue, 5 May - Tue, 19 May
China Eastern Logo
11:35 - 23:59
LGW
-
VTE
30h 24m
1 stop
China Eastern Logo
01:00 - 06:40
VTE
-
LGW
35h 40m
1 stop
£521China Eastern
Tue, 5 May - Mon, 18 May
China Eastern Logo
11:35 - 23:59
LGW
-
VTE
30h 24m
1 stop
China Eastern Logo
15:50 - 15:00
VTE
-
LGW
29h 10m
2 stops
£527China Eastern
Tue, 5 May - Tue, 19 May
China Southern Logo
22:10 - 14:45
LHR
-
VTE
34h 35m
1 stop
China Southern Logo
15:50 - 19:00
VTE
-
LHR
33h 10m
1 stop
£529China Southern
Tue, 5 May - Tue, 19 May
China Eastern Logo
11:35 - 23:59
LGW
-
VTE
30h 24m
1 stop
China Eastern Logo
10:35 - 06:40
VTE
-
LGW
26h 05m
2 stops
£529China Eastern
Thu, 7 May - Wed, 20 May
China Eastern Logo
11:35 - 14:50
LGW
-
VTE
21h 15m
2 stops
China Eastern Logo
10:35 - 06:40
VTE
-
LGW
26h 05m
3 stops
£532China Eastern
Tue, 5 May - Tue, 19 May
China Southern Logo
21:00 - 14:45
LHR
-
VTE
35h 45m
2 stops
China Southern Logo
15:50 - 19:00
VTE
-
LHR
33h 10m
1 stop
£542China Southern
Tue, 5 May - Tue, 19 May
China Southern Logo
12:00 - 14:45
LGW
-
VTE
20h 45m
1 stop
China Southern Logo
15:50 - 07:05
VTE
-
LGW
21h 15m
1 stop
£548China Southern
Thu, 7 May - Wed, 20 May
Multiple Airlines Logo
21:05 - 21:50
STN
-
VTE
18h 45m
2 stops
Multiple Airlines Logo
18:40 - 12:55
VTE
-
STN
24h 15m
2 stops
£857Multiple Airlines
Thu, 7 May - Wed, 20 May

China Eastern flights from London to Vientiane

Our best China Eastern deals on London to Vientiane flight tickets
China Eastern
5 May
LGW11:35London Gatwick
30h 24m
1 stop
VTE23:59Vientiane Wattay
18 May
VTE01:00Vientiane Wattay
35h 40m
1 stop
LGW06:40London Gatwick
£521
China Eastern
5 May
LGW11:35London Gatwick
30h 24m
1 stop
VTE23:59Vientiane Wattay
19 May
VTE15:50Vientiane Wattay
29h 10m
2 stops
LGW15:00London Gatwick
£527
China Eastern
7 May
LGW11:35London Gatwick
30h 24m
1 stop
VTE23:59Vientiane Wattay
20 May
VTE10:35Vientiane Wattay
26h 05m
2 stops
LGW06:40London Gatwick
£529

China Southern flights from London to Vientiane

Our best China Southern deals on London to Vientiane flight tickets
China Southern
5 May
LHR22:10London Heathrow
34h 35m
1 stop
VTE14:45Vientiane Wattay
19 May
VTE15:50Vientiane Wattay
33h 10m
1 stop
LHR19:00London Heathrow
£529
China Southern
5 May
LHR21:00London Heathrow
35h 45m
2 stops
VTE14:45Vientiane Wattay
19 May
VTE15:50Vientiane Wattay
33h 10m
1 stop
LHR19:00London Heathrow
£542
China Southern
7 May
LGW12:00London Gatwick
20h 45m
1 stop
VTE14:45Vientiane Wattay
20 May
VTE15:50Vientiane Wattay
21h 15m
1 stop
LGW07:05London Gatwick
£548

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 10 February 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

LGW - VTE

LGWVTE

London Gatwick

Thu 7/5

12:35-21:50

2 stops27h 15m

Vientiane Wattay

Wed 20/5

07:25-06:35

2 stops29h 10m

£496

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Tue 5/5

11:35-21:50

2 stops28h 15m

Vientiane Wattay

Tue 19/5

07:25-06:40

2 stops29h 15m

£511

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Tue 5/5

11:35-23:59

1 stop30h 24m

Vientiane Wattay

Mon 18/5

01:00-06:40

1 stop35h 40m

£521

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Tue 5/5

11:35-23:59

1 stop30h 24m

Vientiane Wattay

Tue 19/5

15:50-15:00

2 stops29h 10m

£527

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Tue 5/5

22:10-14:45

1 stop34h 35m

Vientiane Wattay

Tue 19/5

15:50-19:00

1 stop33h 10m

£529

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Thu 7/5

11:35-23:59

1 stop30h 24m

Vientiane Wattay

Wed 20/5

10:35-06:40

2 stops26h 05m

£529

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Tue 5/5

11:35-14:50

2 stops21h 15m

Vientiane Wattay

Tue 19/5

10:35-06:40

3 stops26h 05m

£532

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Tue 5/5

21:00-14:45

2 stops35h 45m

Vientiane Wattay

Tue 19/5

15:50-19:00

1 stop33h 10m

£542

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Thu 7/5

12:00-14:45

1 stop20h 45m

Vientiane Wattay

Wed 20/5

15:50-07:05

1 stop21h 15m

£548

LondonVientiane

STN - VTE

STNVTE

London Stansted

Thu 7/5

21:05-21:50

2 stops18h 45m

Vientiane Wattay

Wed 20/5

18:40-12:55

2 stops24h 15m

£857

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 £500. 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 £556.

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 £564Free CancellationRating
7.2
192 reviews
Search China Eastern flights
Thai AirwaysPriceFrom £774Free CancellationRating
7.8
382 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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