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Cheap flights from London to Vientiane from £331

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 9/1. 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
07:30 - 17:00
STN
-
VTE
26h 30m3 stops
Multiple Airlines Logo
15:50 - 10:35
VTE
-
STN
25h 45m3 stops
£511Multiple Airlines
Fri, 16 Jan - Fri, 23 Jan
Multiple Airlines Logo
17:40 - 21:50
LHR
-
VTE
21h 10m2 stops
Multiple Airlines Logo
18:30 - 15:55
VTE
-
LHR
28h 25m2 stops
£537Multiple Airlines
Sun, 25 Jan - Thu, 29 Jan
Multiple Airlines Logo
11:35 - 19:45
LGW
-
VTE
26h 10m2 stops
Multiple Airlines Logo
13:30 - 15:00
VTE
-
LGW
31h 30m2 stops
£549Multiple Airlines
Tue, 19 May - Tue, 9 Jun
China Eastern Logo
10:30 - 17:00
LGW
-
VTE
23h 30m2 stops
China Eastern Logo
12:20 - 14:00
VTE
-
LGW
32h 40m3 stops
£564China Eastern
Fri, 16 Jan - Fri, 23 Jan
China Eastern Logo
10:30 - 17:00
LGW
-
VTE
23h 30m2 stops
China Eastern Logo
12:20 - 06:30
VTE
-
LGW
25h 10m3 stops
£567China Eastern
Fri, 16 Jan - Fri, 23 Jan
China Eastern Logo
10:30 - 17:00
LGW
-
VTE
47h 30m3 stops
China Eastern Logo
18:00 - 14:00
VTE
-
LGW
51h 00m3 stops
£572China Eastern
Fri, 16 Jan - Fri, 23 Jan
China Southern Logo
22:00 - 15:05
LHR
-
VTE
34h 05m1 stop
China Southern Logo
16:25 - 14:00
VTE
-
LHR
52h 35m2 stops
£580China Southern
Thu, 22 Jan - Mon, 26 Jan
China Eastern Logo
17:00 - 09:05
LGW
-
VTE
33h 05m2 stops
China Eastern Logo
15:50 - 06:30
VTE
-
LGW
45h 40m3 stops
£584China Eastern
Sat, 31 Jan - Sat, 7 Feb
China Southern Logo
21:30 - 15:05
LHR
-
VTE
34h 35m2 stops
China Southern Logo
16:25 - 18:35
VTE
-
LHR
33h 10m1 stop
£595China Southern
Tue, 20 Jan - Thu, 5 Feb
China Southern Logo
22:00 - 15:05
LHR
-
VTE
34h 05m1 stop
China Southern Logo
16:25 - 18:35
VTE
-
LHR
33h 10m1 stop
£617China Southern
Tue, 20 Jan - Thu, 5 Feb

China Southern flights from London to Vientiane

Our best China Southern deals on London to Vientiane flight tickets
China Southern
22 Jan
LHR22:00London Heathrow
34h 05m
1 stop
VTE15:05Vientiane Wattay
26 Jan
VTE16:25Vientiane Wattay
52h 35m
2 stops
LHR14:00London Heathrow
£580
Find similar
China Southern
20 Jan
LHR21:30London Heathrow
34h 35m
2 stops
VTE15:05Vientiane Wattay
5 Feb
VTE16:25Vientiane Wattay
33h 10m
1 stop
LHR18:35London Heathrow
£595
Find similar
China Southern
14 May
LGW12:00London Gatwick
23h 45m
1 stop
VTE17:45Vientiane Wattay
18 May
VTE18:45Vientiane Wattay
29h 45m
2 stops
LGW18:30London Gatwick
£603
Find similar

Vietnam Airlines flights from London to Vientiane

Our best Vietnam Airlines deals on London to Vientiane flight tickets
Vietnam Airlines
22 Jan
LHR11:00London Heathrow
24h 55m
2 stops
VTE18:55Vientiane Wattay
26 Jan
VTE11:35Vientiane Wattay
26h 40m
2 stops
LHR07:15London Heathrow
£746
Find similar
Vietnam Airlines
22 Jan
LHR11:00London Heathrow
24h 55m
2 stops
VTE18:55Vientiane Wattay
26 Jan
VTE11:35Vientiane Wattay
26h 40m
2 stops
LHR07:15London Heathrow
£751
Find similar
Vietnam Airlines
22 Jan
LHR11:00London Heathrow
24h 55m
2 stops
VTE18:55Vientiane Wattay
26 Jan
VTE11:35Vientiane Wattay
26h 40m
2 stops
LHR07:15London Heathrow
£753
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 5 December 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

STN - VTE

STNVTE

London Stansted

Fri 16/1

07:30-17:00

3 stops26h 30m

Vientiane Wattay

Fri 23/1

15:50-10:35

3 stops25h 45m

£511

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Sun 25/1

17:40-21:50

2 stops21h 10m

Vientiane Wattay

Thu 29/1

18:30-15:55

2 stops28h 25m

£537

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Tue 19/5

11:35-19:45

2 stops26h 10m

Vientiane Wattay

Tue 9/6

13:30-15:00

2 stops31h 30m

£549

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Fri 16/1

10:30-17:00

2 stops23h 30m

Vientiane Wattay

Fri 23/1

12:20-14:00

3 stops32h 40m

£564

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Fri 16/1

10:30-17:00

2 stops23h 30m

Vientiane Wattay

Fri 23/1

12:20-06:30

3 stops25h 10m

£567

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Fri 16/1

10:30-17:00

3 stops47h 30m

Vientiane Wattay

Fri 23/1

18:00-14:00

3 stops51h 00m

£572

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Thu 22/1

22:00-15:05

1 stop34h 05m

Vientiane Wattay

Mon 26/1

16:25-14:00

2 stops52h 35m

£580

LondonVientiane

LGW - VTE

LGWVTE

London Gatwick

Sat 31/1

17:00-09:05

2 stops33h 05m

Vientiane Wattay

Sat 7/2

15:50-06:30

3 stops45h 40m

£584

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Tue 20/1

21:30-15:05

2 stops34h 35m

Vientiane Wattay

Thu 5/2

16:25-18:35

1 stop33h 10m

£595

LondonVientiane

LHR - VTE

LHRVTE

London Heathrow

Tue 20/1

22:00-15:05

1 stop34h 05m

Vientiane Wattay

Thu 5/2

16:25-18:35

1 stop33h 10m

£617

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, June 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 £525. If you’re not able to fly to Vientiane in June, then May is your next best option. Flight prices from London to Vientiane during May average around £569.

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 £738. 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 £836.

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 £644. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £827 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

Fastest flight time

20h 45m

Direct flights

None
The fastest flight from London to Vientiane takes 20h 45m
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 16h 45m.

  • 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 £238Free CancellationRating
7.2
178 reviews
Search China Eastern flights
China SouthernPriceFrom £436Free CancellationRating
7.5
121 reviews
Search China Southern flights
Thai AirwaysPriceFrom £784Free CancellationRating
7.8
364 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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