Find Cheap Flights from Bangkok to Vientiane – Compare and Save

These are the earliest and latest flight times available from Bangkok to Vientiane:

• Earliest: departs at 06:20 and lands at 07:34
• Latest: departs at 20:50 and lands at 22:04.

The flight takes about 1h 14m.

Three cabin classes are available on flights from Bangkok to Vientiane:

• Economy class
• Premium Economy Class
• Business Class

A direct flight from Bangkok to Vientiane takes 1h 14m, covering 833 km.

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.

Return flights from Bangkok to Vientiane range from ฿5,857 to ฿8,683, with an average of ฿7,042 over the past 12 months. Anything below ฿5,857 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) run 16% above the ฿7,042 route average. Book 17 weeks before departure for the lowest fares.

แอร์เอเชีย is slightly above the route average for timely arrivals, while Lao Airlines has a lower on-time arrival rate. On-time arrival rates on Bangkok to Vientiane flights are:

• แอร์เอเชีย: 84% on time
• Lao Airlines: 76% on time
• Thai Airways: 74% on time

On average, flights on this route are punctual 78% of the time.

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge ฿431–฿3,375 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

Morning is the busiest departure period on Bangkok to Vientiane flights, with 51% leaving in that window. Evening departures account for 33%, Afternoon flights for 16%, and Night flights for 0%.

Flights from Bangkok to Vientiane may depart from several airports in Bangkok area, including Bangkok Suvarnabhumi (BKK) and Bangkok Don Mueang Intl (DMK). Flights usually arrive at Vientiane Wattay (VTE).

Morning flights have the fewest delays on this route, while afternoon departures tend to have the most.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Bangkok to Vientiane route, 22% of flights were delayed in the past three months, with delays averaging 1h 15m.

Yes. Flexible dates can save you up to 10% on flights from Bangkok to Vientiane. Saturday is the cheapest departure day at ฿6,986 return on average, while Wednesday is the most expensive at ฿7,695, a difference of ฿709.

Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

3 airlines operate flights between Bangkok and Vientiane. The airlines offering direct flights on this route include:

• Thai Airways
• Lao Airlines
• Thai AirAsia

Among airlines operating Bangkok to Vientiane flights:

• Thai Airways: offers free seat selection
• Thai AirAsia: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Here are some options for this route, based on selected ticket types and cabin classes:

• Thai Airways: a cabin bag and a checked bag in Economy class
• Thai AirAsia: a cabin bag and a checked bag in Economy class
• Lao Airlines: a cabin bag and a checked bag in Economy class

Baggage allowance can vary by ticket type, cabin class, route, and airline, so always check the fare details before booking.