Title: Cheap Flights from London (LHR) to Vientiane (VTE) - Expedia.ca ![Patuxai monument or Patuxay Monument at twilight in Vientiane, Laos., Shutterstock ID 728129395, Purchase Order: SP-1900, Order Number: SP-1900 Go Guides, Client/Licensee: Hotels.com, Other: Supattra](https://images.trvl-media.com/place/3742/18d9fbd6-ee15-43a3-ba44-4affe6ee9baf.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from London (LHR) to Vientiane (VTE) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Heathrow Airport (LHR) to Wattay Intl. Airport (VTE) - ![Thai Airways International](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_TG.svg) Thai Airways International [](https://www.expedia.ca/Flights-Search?leg1=from:lhr,to:vte,departure:21/10/2025TANYT&leg2=from:vte,to:lhr,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"TG"}}]) - ![Vietnam Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_VN.svg) Vietnam Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:lhr,to:vte,departure:21/10/2025TANYT&leg2=from:vte,to:lhr,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"VN"}}]) - ![China Eastern Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_MU.svg) China Eastern Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:lhr,to:vte,departure:21/10/2025TANYT&leg2=from:vte,to:lhr,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"MU"}}]) - ![Singapore Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_SQ.svg) Singapore Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:lhr,to:vte,departure:21/10/2025TANYT&leg2=from:vte,to:lhr,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"SQ"}}]) - ![China Southern Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_CZ.svg) China Southern Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:lhr,to:vte,departure:21/10/2025TANYT&leg2=from:vte,to:lhr,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"CZ"}}]) - ![Lufthansa](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LH.svg) Lufthansa [](https://www.expedia.ca/Flights-Search?leg1=from:lhr,to:vte,departure:21/10/2025TANYT&leg2=from:vte,to:lhr,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LH"}}]) - ![Austrian Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_OS.svg) Austrian Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:lhr,to:vte,departure:21/10/2025TANYT&leg2=from:vte,to:lhr,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"OS"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) Flight from London to Vientiane (LHR - VTE) route information | Origin airport | Heathrow | | --- | --- | | Destination airport | Wattay Intl. | | Distance | 9264 km | ## London to Vientiane Flights **The easy way to book your flights from London to Vientiane**  With Expedia, it’s simple to find and book flights to Vientiane from London whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Wattay Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from London to Vientiane today, tomorrow, or this week.   **Save dollars with cheap flights from Heathrow, LHR to Wattay Intl., VTE**  Sort your search results by price to find great deals on your flight from London to Vientiane—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Vientiane from London currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Vientiane   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Vientiane from London**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Vientiane with Expedia today. ## Frequently asked questions ### How much is a flight from Heathrow Airport to Vientiane Airport? > Round-trip flights from Heathrow Airport (LHR) to VTE start from . This figure is based on fares quoted within the last 7 days on Expedia for flights departing within the next year — make your booking ASAP to avoid missing 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 Vientiane Airport? > When it comes to cancellation fees, every airline has different terms and conditions. If you decide to cancel your escape, head to our [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from LHR to Wattay Intl. Airport (VTE) that have flexible change policies? > Plenty of airlines will allow you to reschedule your flight without charging a fee. All you pay is any additional cost for the new flight. When searching for Heathrow Airport (LHR) to Vientiane Airport flights, you'll find a "No change fees" filter for you to pick. ### How many hours is the flight from LHR to Vientiane Airport? > Averaging 13 hours and 57 minutes, the journey from Heathrow Airport to VTE is a lengthy one. To make your journey more comfortable, bring a good neck pillow and some noise-cancelling earplugs. ### How far is the flight from London Heathrow to Wattay Intl. Airport (VTE)? > The distance is around 9,300 kilometres, so pack your carry-on bag with all the things you need to make your journey comfortable. Not sure what to take on board your Hounslow to Vientiane flight? A sleep mask, earplugs and a travel pillow are a few essentials. ### Which airlines fly direct from London Heathrow to VTE? > You won't find any airlines flying directly between Heathrow Airport and Wattay Intl. Airport (VTE), so be prepared to make at least one stop on your journey. A layover, whether short or long, can be a welcome way to break up a trip! ### Are LHR to VTE flight tickets cheaper when they're purchased at the last minute? > Flight prices from London Heathrow to VTE are available up to 12 months before departure on Expedia. And although you may nab a fantastic last-minute deal, it's not something you should count on. Also, booking your flights in advance means you'll have more choices — and you can avoid getting caught in the dreaded middle seat! We frequently update our fares to bring you the best bargains, so keep checking in for all the latest specials. ## Explore a world of travel with Expedia - Lodging - Flights - Other ### Lodging - [Vientiane Prefecture Hotels](https://www.expedia.ca/Destinations-In-Vientiane-Prefecture.d553248635975176939.Hotel-Destinations) - [Vientiane Hotels](https://www.expedia.ca/Vientiane-Hotels.d3742.Travel-Guide-Hotels) ### Flights - [Flights to Vientiane](https://www.expedia.ca/Cheap-Flights-To-Vientiane.d3742.Travel-Guide-Flights) - [Flights from Okinawa Island to Vientiane](https://www.expedia.ca/lp/flights/10805/3742/okinawa-island-to-vientiane) - [Flights from Erave to Vientiane](https://www.expedia.ca/lp/flights/1157/3742/erave-to-vientiane) - [Flights from Mustique Island to Vientiane](https://www.expedia.ca/lp/flights/11757/3742/mustique-island-to-vientiane) - [Flights from Hawi to Vientiane](https://www.expedia.ca/lp/flights/11856/3742/hawi-to-vientiane) - [Flights from Formosa to Vientiane](https://www.expedia.ca/lp/flights/1226/3742/formosa-to-vientiane) - 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