£312 Cheap Flights from London (LHR) to Vientiane (VTE)

Popular airlines from Heathrow Airport (LHR) to Wattay Intl. Airport (VTE)

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Cheap Flights from London (LHR) to Vientiane (VTE)

Prices were available within the past 7 days and start at £312 for one-way flights and £406 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hainan Airlines
Hainan Airlines
Hainan Airlines
Hainan Airlines
China Southern Airlines
China Southern Airlines
Hainan Airlines
Vietnam Airlines
China Eastern Airlines
Singapore Airlines
Flight from London to Vientiane route information
Origin airport
Heathrow
Destination airport
Wattay Intl.
Airlines serving
Austrian Airlines, China Eastern Airlines, China Southern Airlines, Lufthansa, Singapore Airlines, Thai Airways International, Vietnam Airlines
Return price
£406
Distance
9264 km

Compare flights from London to Vientiane easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from London to Vientiane. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Wattay Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Heathrow to Wattay Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Heathrow (LHR) to Wattay Intl. (VTE)

The easiest way to view the best deals on flights from London to Vientiane today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Heathrow to Wattay Intl. start at just £406 and range up to £785.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near London and Vientiane
  • booking your flight during September, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your London to Vientiane flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Heathrow to Wattay Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from London Heathrow to Wattay Intl. Airport (VTE)?
Round-trip flights between LHR and Wattay Intl. Airport (VTE) start from £406. This figure is based on fares listed within the last 7 days on Expedia for flights departing within the next year — book ASAP so you don't miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Heathrow Airport to Wattay Intl. Airport (VTE)?
The majority of flights can be cancelled online, but whether or not you are charged a fee depends on your airline. If you do need to cancel your trip, follow the instructions in the Customer Service Portal.
How do I find cheap flights from London Heathrow to VTE that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for LHR to Wattay Intl. Airport (VTE) flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from London Heathrow to Wattay Intl. Airport (VTE)?
Make the 14 hours and 7 minutes between Heathrow Airport (LHR) and VTE (VTE) as comfortable as you can. Bring the essentials, like a water bottle, toothbrush and toiletries, and simply enjoy the flight!
How far is the flight from Heathrow Airport to Vientiane Airport?
You'll have 9,300 kilometres to cover on the long-haul Hounslow to Vientiane route. Wear layers of comfy clothes and consider taking earplugs and a sleep mask.
Which airlines fly direct from London Heathrow to Vientiane Airport?
At present, no airlines offer flights directly from Heathrow Airport to Wattay Intl. Airport (VTE). You'll need to book a flight with at least one stop. To get the best connections and price, lock in your fare well ahead of time.
Are London Heathrow to Wattay Intl. Airport (VTE) flight tickets cheaper when they're purchased at the last minute?
It is possible to find an amazing last-minute deal from London Heathrow to VTE, but it can also be hit-or-miss. As many airlines release prices up to 12 months in advance, it's worth keeping an eye on fares early and being ready to pounce when you see a bargain. Expedia compares air carrier prices and updates flight deals all the time, so you can feel confident knowing you're always seeing the latest offers.

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