Question 1

What is the cheapest day to depart on your flight to Vientiane?

Accepted Answer

On average, the least expensive day to fly to Vientiane from Bangkok is on a Sunday. momondo users have found tickets for Sunday departures for as low as C$ 228. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around C$ 301. These prices are subject to change though, so be sure to set up a Price Alert for flights to Vientiane.

Question 2

What is the cheapest airline that flies from Bangkok to Vientiane Wattay?

Accepted Answer

Lao Airlines is the most popular carrier operating from Bangkok to Vientiane Wattay

Question 3

What is the cheapest time of day to depart on your flight to Vientiane?

Accepted Answer

According to our data, the cheapest time of day to fly to Vientiane is in the evening. momondo users have found flights departing from Bangkok to Vientiane in the evening for as low as C$ 230. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the afternoon because they tend to be around C$ 274. Of course, these prices can vary depending on the time of year and what airport you fly to.

Question 4

What cabin class options are available on Bangkok to Vientiane Wattay flights?

Accepted Answer

There are 2 cabin classes available to choose from on Bangkok to Vientiane Wattay flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 5

Which airline has the best punctuality record on Bangkok to Vientiane flights?

Accepted Answer

According to our data, AirAsia has had the least delays on this route over the last 12 months, with about 16% of their flights experiencing any sort of delay.

Question 6

How many flights depart from Bangkok to Vientiane on average per week?

Accepted Answer

As of December 2025, 66 flights take off from Bangkok and land in Vientiane each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.

Question 7

How many flights depart from Bangkok to Vientiane on average per day?

Accepted Answer

As of December 2025, 9 flights take off from Bangkok and land in Vientiane each day. The most common flight departure time for this route is 6:00p.m., with 47% of daily flights taking off in the evening.

Question 8

How far in advance should I book a flight to Vientiane?

Accepted Answer

You are more likely to see cheaper flights to Vientiane from Bangkok when booking weeks ahead of your departure date. In general, you can expect to find flights to Vientiane for around C$ 236 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Vientiane from Bangkok for as low as C$ 217 on momondo.

Question 9

What is the cheapest month to fly to Vientiane?

Accepted Answer

If you are unable to visit Vientiane during the month of January, then departing from Bangkok during the month March is also very affordable. Most momondo users find prices during this month for around C$ 225.

Question 10

How often are flights from Bangkok to Vientiane delayed?

Accepted Answer

Historically, on average around 25% of flights between Bangkok and Vientiane have experienced a delay on any given week. The average delay length over the past 12 months has been 78 minutes.

Question 11

What is the cheapest Bangkok to Vientiane Wattay flight route?

Accepted Answer

Fly from Bangkok Don Mueang Intl to Vientiane Wattay for the best Bangkok - Vientiane Wattay flight prices

Question 12

Which airlines fly to Vientiane?

Accepted Answer

Thai Airways, Lao Airlines and Thai AirAsia are the top three most popular airlines that fly to Vientiane from Bangkok according to our data. Thai Airways is the first choice among our users, with 40% of people opting to fly with this airline when travelling to Vientiane. Keep in mind that there are 3 different airlines that fly to Vientiane on a routine basis, so you have a few additional options to choose from.

Question 13

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Thursday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Question 14

What is the most punctual flight time for Bangkok to Vientiane flights?

Accepted Answer

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Question 15

When did momondo last update prices for flights from Bangkok to Vientiane Wattay Airport?

Accepted Answer

Prices for flights from Bangkok to Vientiane Wattay Airport are updated daily.

Question 16

How many operators does momondo search for flights from Bangkok to Vientiane Wattay Airport?

Accepted Answer

The number of operators available for flights from Bangkok to Vientiane Wattay Airport is 3 as of December 2025.

Question 17

How old do you have to be to fly from Bangkok to Vientiane Wattay Airport?

Accepted Answer

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bangkok to Vientiane Wattay Airport.

Question 18

What documentation or ID do you need to fly to Vientiane Wattay Airport?

Accepted Answer

The travel and health documents you'll need for your trip to Vientiane Wattay Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Vientiane Wattay Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Fastest flight time	1h 10m
Direct flights	Every day
Airports in Vientiane	1 airport

Airline	Rating	Free Cancellation	Price
Thai AirAsia	PriceFrom C$ 188	Free Cancellation	Rating 7.4 223 reviews	Search Thai AirAsia flights
Lao Airlines	PriceFrom C$ 224	Free Cancellation	Rating 0.0 0 reviews	Search Lao Airlines flights
Thai Airways	PriceFrom C$ 261	Free Cancellation	Rating 7.8 366 reviews	Search Thai Airways flights

Cheap flights from Bangkok to Vientiane from C$ 121

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bangkok to Vientiane departing on 1/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Bangkok to Vientiane

What is the cheapest month to fly to Vientiane?

If you are unable to visit Vientiane during the month of January, then departing from Bangkok during the month March is also very affordable. Most momondo users find prices during this month for around C$ 225.

What is the cheapest day to depart on your flight to Vientiane?

What is the cheapest time of day to depart on your flight to Vientiane?

What is the cheapest Bangkok to Vientiane Wattay flight route?

Fly from Bangkok Don Mueang Intl to Vientiane Wattay for the best Bangkok - Vientiane Wattay flight prices

How far in advance should I book a flight to Vientiane?

What cabin class options are available on Bangkok to Vientiane Wattay flights?

There are 2 cabin classes available to choose from on Bangkok to Vientiane Wattay flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

What is the cheapest airline that flies from Bangkok to Vientiane Wattay?

Lao Airlines is the most popular carrier operating from Bangkok to Vientiane Wattay

Which airlines fly to Vientiane?

How often are flights from Bangkok to Vientiane delayed?

Historically, on average around 25% of flights between Bangkok and Vientiane have experienced a delay on any given week. The average delay length over the past 12 months has been 78 minutes.

What is the most punctual flight time for Bangkok to Vientiane flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Thursday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Bangkok to Vientiane flights?

According to our data, AirAsia has had the least delays on this route over the last 12 months, with about 16% of their flights experiencing any sort of delay.

How many flights depart from Bangkok to Vientiane on average per day?

As of December 2025, 9 flights take off from Bangkok and land in Vientiane each day. The most common flight departure time for this route is 6:00p.m., with 47% of daily flights taking off in the evening.

How many flights depart from Bangkok to Vientiane on average per week?

As of December 2025, 66 flights take off from Bangkok and land in Vientiane each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.

Cheap Bangkok to Vientiane flight deals and tips

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How far is Bangkok to Vientiane Wattay by plane?

When did momondo last update prices for flights from Bangkok to Vientiane Wattay Airport?

How many operators does momondo search for flights from Bangkok to Vientiane Wattay Airport?

How old do you have to be to fly from Bangkok to Vientiane Wattay Airport?

What documentation or ID do you need to fly to Vientiane Wattay Airport?

Best airlines flying from Bangkok to Vientiane

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