Title: Cheap Flights from San Francisco (SFO) 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) ## Popular airlines from San Francisco International Airport (SFO) to Wattay Intl. Airport (VTE) - ![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:sfo,to:vte,departure:11/11/2025TANYT&leg2=from:vte,to:sfo,departure:18/11/2025TANYT&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:sfo,to:vte,departure:11/11/2025TANYT&leg2=from:vte,to:sfo,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"SQ"}}]) - ![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:sfo,to:vte,departure:11/11/2025TANYT&leg2=from:vte,to:sfo,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"VN"}}]) - ![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:sfo,to:vte,departure:11/11/2025TANYT&leg2=from:vte,to:sfo,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"CZ"}}]) ![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) ## Find the cheapest month to fly from San Francisco (SFO) to Vientiane (VTE) ### March is typically the cheapest month to fly From CA $1,000 - CA $1,730 per traveller. ## Frequently asked questions ### How much is a flight from San Francisco Airport to Vientiane Airport? > Pack your bags, because round-trip flights between San Francisco Airport and VTE start from . That's based on fares advertised within the last 7 days on Expedia for flights departing within the next year. Prices can go up quickly, so book today to score the best deal. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from San Francisco Airport to Wattay Intl. Airport (VTE)? > This can vary between airlines, as each one has its own set of terms and conditions. Head to the [Customer Service Portal](https://www.expedia.ca/helpcenter), where you'll find simple instructions on how to cancel your flight online. ### How do I find cheap flights from San Francisco Intl. Airport (SFO) to VTE that have flexible change policies? > Flights from San Francisco Airport to Wattay Intl. Airport (VTE) offering flexible change policies are available from several carriers. Simply use our "No change fees" filter while searching. You'll only need to pay the cost difference between flights, without any extra fees to worry about. ### How many hours is the flight from San Francisco Airport to Vientiane Airport? > The flight time from San Francisco Airport to Vientiane Airport is roughly 17 hours and 54 minutes. It's is no quick joyride, so be sure to fill your hand luggage with whatever you need to be comfortable. ### How far is the flight from San Francisco Airport to Wattay Intl. Airport (VTE)? > San Francisco to Vientiane is around 12,300 kilometres, so be prepared to spend quite a while in the air. Don't forget to pack all the essentials, from your toothbrush to your hairbrush. Toss in some snacks to nibble on throughout your trip too. ### Which airlines fly direct from San Francisco Airport to VTE? > Flying nonstop between San Francisco Airport and VTE isn't possible right now. However, you'll still be able to book a flight to Vientiane with at least one stop. ### Are San Francisco Intl. Airport (SFO) to Vientiane Airport flight tickets cheaper when they're purchased at the last minute? > Flight tickets from San Francisco Intl. Airport (SFO) to Vientiane Airport are available up to a year before departure on Expedia. And although you may score great last-minute deal, it's never something you can count on. Also, booking your flights in advance means you'll have more options — and you can avoid getting stuck in the dreaded middle seat! We regularly update our fares to bring you the biggest bargains, so check back often for all the latest specials. ## Travel information | Origin airport | San Francisco Intl. | | --- | --- | | Destination airport | Wattay Intl. | | Distance | 12178 km | ## Book with confidence ### San Francisco to Vientiane Flights **The easy way to book your flights from San Francisco to Vientiane**  With Expedia, it’s simple to find and book flights to Vientiane from San Francisco 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 San Francisco to Vientiane today, tomorrow, or this week.   **Save dollars with cheap flights from San Francisco Intl., SFO to Wattay Intl., VTE**  Sort your search results by price to find great deals on your flight from San Francisco to Vientiane—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Vientiane from San Francisco 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 San Francisco**  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. ## Explore a world of travel with Expedia - Lodging - Flights - Other - [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 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) - [Flights from Silchar to Vientiane](https://www.expedia.ca/lp/flights/1660/3742/silchar-to-vientiane) - 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