$497 Find Cheap Flights from San Francisco to Vientiane - Compare and Save

Two cabin classes are available on flights from San Francisco to Vientiane:

• Economy Class
• Premium Economy Class

A nonstop flight from San Francisco to Vientiane takes 00m, covering 7,606 miles.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Round-trip flights from San Francisco to Vientiane range from $1,029 to $1,466, with an average of $1,205 over the past 12 months. Anything below $1,029 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) run 8% above the $1,205 route average. Book 26 weeks before departure for the lowest fares.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $753 to $7,219. That means the highest observed fare was about 10x higher than the lowest one.

One-way fares from San Francisco to Vientiane are currently higher than usual. Average one-way flight prices are about $745, which is 16% above the typical average for this route.

Flights from San Francisco to Vientiane usually depart from San Francisco (SFO) and arrive at Vientiane Wattay (VTE).

One-stop flights from San Francisco to Vientiane most commonly connect through:

• Guangzhou Baiyun (CAN) - 39% of one-stop connections
• Shanghai Pu Dong (PVG) - 38% of one-stop connections
• Singapore Changi (SIN) - 22% of one-stop connections
• Incheon Intl (ICN) - 1% of one-stop connections

Yes. Flexible dates can save you up to 16% on flights from San Francisco to Vientiane. Thursday is the cheapest departure day at $1,069 round-trip on average, while Saturday is the most expensive at $1,260, a difference of $191.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Flying via Guangzhou Baiyun (CAN) gives the shortest average 1-stop total travel time at 20h 01m, compared with 22h via Shanghai Pu Dong (PVG) and 31h 34m via Incheon Intl (ICN).

Vientiane is 14 hours ahead of San Francisco (Indochina Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

This airline offers an entertainment system for all ages, a variety of dishes on its kids' menus and a complimentary baggage allowance.

Yes, liquids may be carried in the cabin on flights to VTE if they are in containers of no more than 3.4 ounces (100 ml). The containers must fit in one quart-size bag and only one bag is allowed. At security screening, the bag must be placed separately from the rest of the baggage.

On Vietnam Airlines flights to VTE, travelers can check up to two bags for free in any class. In Economy and Premium Economy, each bag can weigh up to 50 lbs. In Business, each bag can weigh up to 70 lbs.

On Singapore Airlines, First and Business Class travelers can bring up to two carry-on bags, while Premium Economy and Economy travelers can bring one. Each bag can weigh up to 15.4 pounds and total dimensions can be up to 45.2 inches.