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Cheap flights from London to Vientiane from £283

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 10/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London to Vientiane

Cheap return flights

China Southern Logo
21:00 - 17:45LHR-VTE
38h 45m2 stops
China Southern Logo
18:45 - 19:00VTE-LHR
30h 15m1 stop
£481China Southern
Find Deal
Thu, 2 Oct - Thu, 9 Oct
China Southern Logo
22:00 - 18:25LHR-VTE
37h 25m1 stop
China Southern Logo
19:25 - 18:15VTE-LHR
29h 50m1 stop
£497China Southern
Find Deal
Tue, 4 Nov - Tue, 2 Dec
China Southern Logo
21:00 - 17:45LHR-VTE
38h 45m2 stops
China Southern Logo
18:45 - 19:00VTE-LHR
30h 15m1 stop
£504China Southern
Find Deal
Thu, 2 Oct - Sun, 5 Oct
China Southern Logo
21:30 - 18:25LHR-VTE
37h 55m2 stops
China Southern Logo
19:25 - 18:15VTE-LHR
29h 50m1 stop
£509China Southern
Find Deal
Wed, 5 Nov - Sun, 16 Nov
China Southern Logo
22:00 - 18:25LHR-VTE
37h 25m1 stop
China Southern Logo
19:25 - 18:15VTE-LHR
29h 50m1 stop
£511China Southern
Find Deal
Mon, 3 Nov - Sun, 16 Nov
Logo
12:00 - 17:45LGW-VTE
23h 45m1 stop
Logo
01:00 - 15:10VTE-LGW
20h 10m1 stop
£574
Find Deal
Fri, 3 Oct - Thu, 9 Oct
China Eastern Logo
10:30 - 23:59LGW-VTE
30h 29m1 stop
China Eastern Logo
15:20 - 06:30VTE-LGW
46h 10m3 stops
£600China Eastern
Find Deal
Tue, 4 Nov - Tue, 2 Dec
China Eastern Logo
11:35 - 14:50LGW-VTE
21h 15m2 stops
China Eastern Logo
10:35 - 15:10VTE-LGW
34h 35m2 stops
£621China Eastern
Find Deal
Thu, 2 Oct - Thu, 9 Oct
China Eastern Logo
10:30 - 17:40LGW-VTE
24h 10m2 stops
China Eastern Logo
01:00 - 06:30VTE-LGW
36h 30m1 stop
£633China Eastern
Find Deal
Tue, 4 Nov - Mon, 1 Dec
China Eastern Logo
11:35 - 09:35LGW-VTE
40h 00m2 stops
China Eastern Logo
01:00 - 15:10VTE-LGW
20h 10m1 stop
£658China Eastern
Find Deal
Mon, 1 Sep - Sun, 14 Sep

China Southern flights from London to Vientiane

Our best China Southern deals on London to Vientiane flight tickets
China Southern
2 Oct
LHR21:00London Heathrow
38h 45m
2 stops
VTE17:45Vientiane Wattay
9 Oct
VTE18:45Vientiane Wattay
30h 15m
1 stop
LHR19:00London Heathrow
£481
Find similar
China Southern
4 Nov
LHR22:00London Heathrow
37h 25m
1 stop
VTE18:25Vientiane Wattay
2 Dec
VTE19:25Vientiane Wattay
29h 50m
1 stop
LHR18:15London Heathrow
£496
Find similar
China Southern
2 Oct
LHR21:00London Heathrow
38h 45m
2 stops
VTE17:45Vientiane Wattay
5 Oct
VTE18:45Vientiane Wattay
30h 15m
1 stop
LHR19:00London Heathrow
£504
Find similar

China Eastern flights from London to Vientiane

Our best China Eastern deals on London to Vientiane flight tickets
China Eastern
4 Nov
LGW10:30London Gatwick
30h 29m
1 stop
VTE23:59Vientiane Wattay
2 Dec
VTE15:20Vientiane Wattay
46h 10m
3 stops
LGW06:30London Gatwick
£600
Find similar
China Eastern
2 Oct
LGW11:35London Gatwick
21h 15m
2 stops
VTE14:50Vientiane Wattay
9 Oct
VTE10:35Vientiane Wattay
34h 35m
2 stops
LGW15:10London Gatwick
£621
Find similar
China Eastern
4 Nov
LGW10:30London Gatwick
24h 10m
2 stops
VTE17:40Vientiane Wattay
1 Dec
VTE01:00Vientiane Wattay
36h 30m
1 stop
LGW06:30London Gatwick
£633
Find similar

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 19 August 2025.
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

Thu 2/10

21:00-17:45

2 stops38h 45m

Vientiane Wattay

Thu 9/10

18:45-19:00

1 stop30h 15m

£481

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Tue 4/11

22:00-18:25

1 stop37h 25m

Vientiane Wattay

Tue 2/12

19:25-18:15

1 stop29h 50m

£496

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Thu 2/10

21:00-17:45

2 stops38h 45m

Vientiane Wattay

Sun 5/10

18:45-19:00

1 stop30h 15m

£504

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Wed 5/11

21:30-18:25

2 stops37h 55m

Vientiane Wattay

Sun 16/11

19:25-18:15

1 stop29h 50m

£509

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Mon 3/11

22:00-18:25

1 stop37h 25m

Vientiane Wattay

Sun 16/11

19:25-18:15

1 stop29h 50m

£511

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Fri 3/10

12:00-17:45

1 stop23h 45m

Vientiane Wattay

Thu 9/10

01:00-15:10

1 stop20h 10m

£574

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Tue 4/11

10:30-23:59

1 stop30h 29m

Vientiane Wattay

Tue 2/12

15:20-06:30

3 stops46h 10m

£600

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Thu 2/10

11:35-14:50

2 stops21h 15m

Vientiane Wattay

Thu 9/10

10:35-15:10

2 stops34h 35m

£621

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Tue 4/11

10:30-17:40

2 stops24h 10m

Vientiane Wattay

Mon 1/12

01:00-06:30

1 stop36h 30m

£633

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Mon 1/9

11:35-09:35

2 stops40h 00m

Vientiane Wattay

Sun 14/9

01:00-15:10

1 stop20h 10m

£658

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, May 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 £561. If you’re not able to fly to Vientiane in May, then June is your next best option. Flight prices from London to Vientiane during June average around £592.

What is the cheapest day to depart on your flight to Vientiane?

The cheapest day to depart from London to Vientiane is on a Thursday when prices can be found for as low as £727. On the other hand, Saturday is the most expensive day to depart from London because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £824.

What is the cheapest time of day to depart on your flight to Vientiane?

The cheapest time of day to fly to Vientiane is in the afternoon when flights can be purchased for as low as £635. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £815 on average. Flights to Vientiane from London in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

Best price found

£283

Fastest flight time

16h 30m

Direct flights

None

Airports in Vientiane

1 airport
The best one-way flight to Vientiane from London in the past 72 hours is £283. The best return flight deal from London to Vientiane found on momondo in the last 72 hours is £481.
The fastest flight from London to Vientiane takes 16h 30m
There are no direct flights from London to Vientiane. Popular non-direct routes for this connection are London Stansted Airport - Vientiane Wattay Airport, London Heathrow Airport - Vientiane Wattay Airport and London Gatwick Airport - Vientiane Wattay Airport.
There is 1 airport near Vientiane: Vientiane Wattay (VTE)
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  • 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 16h 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 SouthernPriceFrom £468Free CancellationRating
7.6
106 reviews
Search China Southern flights
China EasternPriceFrom £568Free CancellationRating
7.2
160 reviews
Search China Eastern flights
Thai AirwaysPriceFrom £767Free CancellationRating
7.8
344 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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