HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Vientiane

$443+ Cheap flights from San Francisco (SFO) to Vientiane (VTE)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — VTE
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Francisco to Vientiane with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from San Francisco to Vientiane

Cheapest flights from San Francisco to Vientiane
Explore the most affordable flight options available from San Francisco to Vientiane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/2910:50 pm
SFO
-
VTE
2 stops30h 45m
Vietnam Airlines
Thu 4/3011:20 am
VTE
-
SFO
2 stops20h 35m
Vietnam Airlines
Deal found 1/27$815
This Justfly.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:45 am
SFO
-
VTE
1 stop34h 15m
Singapore Airlines
Wed 11/412:35 pm
VTE
-
SFO
1 stop21h 00m
Singapore Airlines
Deal found 1/28$816
This oojo deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1110:10 pm
SFO
-
VTE
2 stops30h 45m
Vietnam Airlines
Sat 4/411:20 am
VTE
-
SFO
1 stop20h 35m
Vietnam Airlines
Deal found 1/26$817
This Vietnam Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2710:50 pm
SFO
-
VTE
2 stops30h 45m
Vietnam Airlines
Wed 11/411:35 am
VTE
-
SFO
2 stops20h 25m
Vietnam Airlines
Deal found 1/28$836
This China Eastern deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/121:00 pm
SFO
-
VTE
2 stops54h 05m
China Eastern
Sun 3/151:05 am
VTE
-
SFO
1 stop22h 55m
China Eastern
Deal found 1/27$844
This KAYAK deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/17:00 am
SFO
-
VTE
2 stops26h 05m
China Eastern
Fri 1/83:50 pm
VTE
-
SFO
2 stops32h 10m
China Eastern
Deal found 1/27$848
This Cheapflightsfares deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1110:50 pm
SFO
-
VTE
2 stops30h 25m
Vietnam Airlines
Sat 4/2511:30 am
VTE
-
SFO
2 stops20h 25m
Vietnam Airlines
Deal found 1/27$854
This Gurufare deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/142:30 pm
SFO
-
VTE
2 stops43h 35m
China Eastern
Sat 3/216:00 pm
VTE
-
SFO
3 stops54h 00m
China Eastern
Deal found 1/27$855
This FlightHub deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/111:45 am
SFO
-
VTE
1 stop58h 15m
Singapore Airlines
Wed 9/3012:35 pm
VTE
-
SFO
1 stop35h 15m
Singapore Airlines
Deal found 1/27$864
This Gurufare deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1710:50 pm
SFO
-
VTE
1 stop30h 45m
Vietnam Airlines
Sat 10/2411:20 am
VTE
-
SFO
1 stop20h 40m
Vietnam Airlines
Deal found 1/27$875
This Vietnam Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2710:50 pm
SFO
-
VTE
2 stops30h 45m
Vietnam Airlines
Sun 12/611:35 am
VTE
-
SFO
2 stops20h 25m
Vietnam Airlines
Deal found 1/28$876

Find flight deals from San Francisco to Vientiane

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Vientiane (VTE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$815
(Cheapflightsfares)

One-way from

$443
(Mytrip)

Popular in

June

Cheapest in

May

Average price

$931
Provider with most accurate pricing for San Francisco-Vientiane Wattay flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Vientiane Wattay flights.
Search Deals
From San Francisco to Vientiane Wattay
Search Deals
One-way flight from San Francisco to Vientiane Wattay
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($181 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($53 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco 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, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from San Francisco to Vientiane that are best for you.

Fly from

San Francisco

Fly to

Vientiane

Route

Depart

Return

Price

San FranciscoVientiane

SFO - VTE

SFOVTE

San Francisco

Sun 3/29

10:50 pm-7:35 pm

2 stops30h 45m

Vientiane Wattay

Thu 4/30

11:20 am-5:55 pm

2 stops20h 35m

$815

San FranciscoVientiane

SFO - VTE

SFOVTE

San Francisco

Wed 3/11

10:10 pm-6:55 pm

2 stops30h 45m

Vientiane Wattay

Sat 4/4

11:20 am-5:55 pm

1 stop20h 35m

$817

San FranciscoVientiane

SFO - VTE

SFOVTE

San Francisco

Thu 3/12

1:00 pm-12:05 am

1 stop21h 05m

Vientiane Wattay

Sun 3/15

1:05 am-10:00 am

1 stop22h 55m

$836

San FranciscoVientiane

SFO - VTE

SFOVTE

San Francisco

Wed 3/11

8:55 am-12:05 am

2 stops25h 10m

Vientiane Wattay

Fri 4/3

1:00 am-9:05 am

1 stop22h 05m

$836

San FranciscoVientiane

SFO - VTE

SFOVTE

San Francisco

Mon 2/23

9:40 am-12:00 pm

1 stop35h 20m

Vientiane Wattay

Mon 3/16

12:35 pm-8:50 am

1 stop34h 15m

$877

San FranciscoVientiane

SFO - VTE

SFOVTE

San Francisco

Sat 3/14

2:30 pm-12:05 am

2 stops43h 35m

Vientiane Wattay

Sat 3/21

6:00 pm-10:00 am

2 stops54h 00m

$884

San FranciscoVientiane

SFO - VTE

SFOVTE

San Francisco

Sun 3/1

9:40 am-12:00 pm

1 stop35h 20m

Vientiane Wattay

Tue 3/31

12:35 pm-9:10 am

1 stop34h 35m

$897

San FranciscoVientiane

SFO - VTE

SFOVTE

San Francisco

Sun 3/29

1:05 am-7:15 pm

3 stops28h 10m

Vientiane Wattay

Thu 4/30

11:30 am-7:55 pm

3 stops22h 25m

$923

San FranciscoVientiane

SFO - VTE

SFOVTE

San Francisco

Sun 3/29

10:50 pm-7:15 pm

1 stop30h 25m

Vientiane Wattay

Thu 4/30

7:25 am-5:55 pm

2 stops24h 30m

$958

San FranciscoVientiane

SFO - VTE

SFOVTE

San Francisco

Sat 3/7

9:10 pm-6:55 pm

2 stops30h 45m

$443

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 16 results
1
2

Compare providers for flights from San Francisco to Vientiane

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to Vientiane in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
GurufarePrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Francisco-Vientiane flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Vientiane flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Vientiane flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Vientiane flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Vientiane flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Francisco to Vientiane

Have a flexible travel schedule? Discover the best time to fly to Vientiane from San Francisco with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Francisco to Vientiane

How far ahead should I book a flight from San Francisco to Vientiane?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Vientiane. Price data was last updated on January 23, 2026.

The price you pay for your flight from San Francisco to Vientiane may vary depending on when you book. For the best chance of a lower fare, look to book 90 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from San Francisco to Vientiane?

Currently, March is the cheapest month in which you can book a flight from San Francisco to Vientiane (average of $661). Flying from San Francisco to Vientiane in June is currently the most expensive (average of $1,514). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Vientiane

Get insights into the airlines that provide service to Vientiane. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Vientiane. Reviews last updated January 29, 2026.
See what other customers who have flown with Singapore Airlines, Vietnam Airlines, and China Southern from San Francisco to Vientiane have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very good
1,440 reviews

Comfort

8.0

Crew

8.6

Boarding

8.3

Entertainment

8.0

Overall

8.2

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Singapore Airlines
8.2
Very good
1,440 reviews
Singapore Airlines
8.2
Very good
1,440 reviews

Comfort

8.0

Crew

8.6

Boarding

8.3

Entertainment

8.0

Overall

8.2

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Vietnam Airlines
7.6
Good
224 reviews
Singapore Airlines
8.2
Very good
1,440 reviews

Comfort

8.0

Crew

8.6

Boarding

8.3

Entertainment

8.0

Overall

8.2

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
China Southern
7.3
Good
136 reviews
Singapore Airlines
8.2
Very good
1,440 reviews

Comfort

8.0

Crew

8.6

Boarding

8.3

Entertainment

8.0

Overall

8.2

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
China Eastern
7.2
Good
192 reviews
Singapore Airlines
8.2
Very good
1,440 reviews

Comfort

8.0

Crew

8.6

Boarding

8.3

Entertainment

8.0

Overall

8.2

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Vientiane. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from San Francisco to Vientiane?

    Airlines like Vietnam Airlines and China Eastern fly from San Francisco to Vientiane in about 21h 05m. The time it takes to get you to your destination can typically vary by up to 9h 40m. Airlines will cover a distance of 7606 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from San Francisco to Vientiane round-trip?

    Flying on China Eastern is currently your cheapest option to Vientiane, with prices starting at $670. Additional round-trip tickets that might be worth considering are offered by Vietnam Airlines and Singapore Airlines, with the lowest prices starting at $766 and $859, respectively. China Eastern is 29% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from San Francisco to Vientiane that include hotel bookings?

    Yes. In addition to deals on San Francisco to Vientiane flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Vientiane?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Vientiane.

  • Can I find deals for business class flights from San Francisco to Vientiane?

    Yes. Cheapflights offers flight deals from San Francisco to Vientiane by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Francisco to Vientiane?

    Currently, March is the cheapest month in which you can book a flight from San Francisco to Vientiane (average of $661). Flying from San Francisco to Vientiane in June is currently the most expensive (average of $1,514). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from San Francisco to Vientiane

Discover the top 4 airlines that operate flights from San Francisco to Vientiane. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest$670Average$848FlexibilityNo cancel feeOn-time62%
Vietnam AirlinesCheapest$766Average$854FlexibilityNo cancel feeOn-time81%
Singapore AirlinesCheapest$859Average$1,159FlexibilityNo cancel feeOn-time81%
China SouthernCheapest$989Average$1,324FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.