$420 Cheap Vietnam Airlines flights San Francisco (SFO) to Vientiane (VTE)

View $420 flight on Thu, Apr 2, 2026Opens in a new window

$420 Cheap Vietnam Airlines flights San Francisco (SFO) to Vientiane (VTE)

Prices were available within the past 7 days and start at $420 for one-way flights and $794 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Vietnam Airlines
Wed, Aug 27 - Wed, Sep 10
SFO
San Francisco
VTE
Vientiane
$794 Roundtrip, found 6 hours ago
$794
Roundtrip
found 6 hours ago
Select Vietnam Airlines flight, departing Wed, Aug 27 from San Francisco to Vientiane, returning Wed, Sep 10, priced at $794 found 6 hours ago
Vietnam Airlines
Sun, Aug 31 - Wed, Sep 10
SFO
San Francisco
VTE
Vientiane
$809 Roundtrip, found 11 hours ago
$809
Roundtrip
found 11 hours ago
Select Vietnam Airlines flight, departing Sun, Aug 31 from San Francisco to Vientiane, returning Wed, Sep 10, priced at $809 found 11 hours ago
Vietnam Airlines
Thu, Apr 2 - Sat, Apr 25
SFO
San Francisco
VTE
Vientiane
$834 Roundtrip, just found
$834
Roundtrip
just found
Select Vietnam Airlines flight, departing Thu, Apr 2 from San Francisco to Vientiane, returning Sat, Apr 25, priced at $834 just found
Vietnam Airlines
Wed, Nov 19 - Wed, Dec 3
SFO
San Francisco
VTE
Vientiane
$844 Roundtrip, found 2 days ago
$844
Roundtrip
found 2 days ago
Select Vietnam Airlines flight, departing Wed, Nov 19 from San Francisco to Vientiane, returning Wed, Dec 3, priced at $844 found 2 days ago
Vietnam Airlines
Sat, Aug 23 - Sat, Sep 13
SFO
San Francisco
VTE
Vientiane
$874 Roundtrip, found 6 hours ago
$874
Roundtrip
found 6 hours ago
Select Vietnam Airlines flight, departing Sat, Aug 23 from San Francisco to Vientiane, returning Sat, Sep 13, priced at $874 found 6 hours ago
Vietnam Airlines
Thu, Sep 18 - Wed, Oct 8
SFO
San Francisco
VTE
Vientiane
$894 Roundtrip, found 3 days ago
$894
Roundtrip
found 3 days ago
Select Vietnam Airlines flight, departing Thu, Sep 18 from San Francisco to Vientiane, returning Wed, Oct 8, priced at $894 found 3 days ago
Flights from San Francisco (SFO) to Vientiane (VTE)
Origin airport
San Francisco Intl.
Destination airport
Wattay Intl.
Airlines serving
China Eastern Airlines, China Southern Airlines, Singapore Airlines, Vietnam Airlines
Popular airline
China Eastern Airlines
Distance
7611 mi

Frequently asked questions

How much is a Vietnam Airlines flight from San Francisco Intl. Airport (SFO) to Wattay Intl. Airport (VTE)?
Finding cheap one-way Vietnam Airlines flights from SFO to VTE from $420 on Expedia is simple — just filter by "Price (lowest to highest)." Alternatively, check out our budget-friendly round-trip fares from $794 for your next exciting adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SFO to VTE with Vietnam Airlines?
Vietnam Airlines flights to Vientiane are generally cheaper in the quieter months of September and May. Whether you're searching for a return or one-way ticket, you could land a better deal then.
What is the cheapest time to book flights from San Francisco Intl. Airport (SFO) to Wattay Intl. Airport (VTE) with Vietnam Airlines?
Scoring the best Vietnam Airlines deals from SFO to VTE is typically all about timing. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. Better still, you can pocket 17% on average by buying your tickets on a Sunday rather than a Friday, which is usually the most expensive day to book.* It's a good idea to start searching for flights about one month before your travel dates.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Vietnam Airlines fly nonstop from San Francisco Intl. Airport (SFO) to Wattay Intl. Airport (VTE)?
Simply enter your dates, click search and tick the "Nonstop" filter on Expedia to browse any direct flights from SFO to VTE with Vietnam Airlines or another carrier.
What is the earliest Vietnam Airlines flight from SFO to VTE?
To find the earliest departure from SFO to VTE with Vietnam Airlines, filter your results by "Early Morning" and "Morning." Booking an early flight usually means you'll experience fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Vietnam Airlines fly into in Vientiane?
Vietnam Airlines flights from San Francisco Intl. Airport (SFO) to Vientiane arrive at Wattay Intl. Airport (VTE). This is the main entry point to this city.
What kind of luggage can I take on a Vietnam Airlines flight from San Francisco Intl. Airport (SFO) to Wattay Intl. Airport (VTE)?
On a standard economy flight with Vietnam Airlines from SFO to VTE, passengers can bring 2 checked-in bags up to 50 lb with dimensions not exceeding 62 inches in total. For carry-on, you're allowed 2 cabin bags weighing up to 39 lb and measuring no more than 45 inches. Weight and size limits can differ depending on the airfare type and cabin class you're in. To make sure you don't get caught with extra charges at the terminal, double-check your Vietnam Airlines booking or go to the airline's website before you start packing.
Why fly with Vietnam Airlines from SFO to VTE?
Offering a 4-star airline rating and a rewarding loyalty program, Vietnam Airlines is a popular option for many travelers flying from SFO to VTE. Also, if you're a LotuSmiles and One Key™ member booking with Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be spent on future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Vietnam Airlines flight from San Francisco Intl. Airport (SFO) to Wattay Intl. Airport (VTE)?
Depending on the type of fare you purchased, a fee may apply if you change or cancel your booking more than 24 hours after it has been confirmed. To find tickets with more flexibility, select our "No cancel fee" or "Changes included" filter when searching for flights. For more details on canceling or modifying your reservation, visit "Trips," select your flight and tick "Manage Booking."

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*Available to One Key members.