Cheap flights from Vientiane to Bangkok from $142

If you are unable to visit Bangkok Suvarnabhumi Airport during the month of March, then departing from Vientiane during the month October is also very affordable. Most momondo users find prices during this month for around $244.

On average, the least expensive day to fly to Bangkok Suvarnabhumi Airport from Vientiane is on a Monday. momondo users have found tickets for Monday departures for as low as $959. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Bangkok Suvarnabhumi Airport on Thursday is $1,473.

According to our data, the cheapest time of day to fly to Bangkok Suvarnabhumi Airport is in the afternoon. momondo users have found flights departing from Vientiane to Bangkok Suvarnabhumi Airport in the afternoon for as low as $226. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,473 on average. Flights to Bangkok Suvarnabhumi Airport from Vientiane in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from Vientiane Wattay to Bangkok Suvarnabhumi for the best Vientiane Wattay - Bangkok Suvarnabhumi flight prices

You are more likely to see cheaper flights to Bangkok Suvarnabhumi Airport from Vientiane when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok Suvarnabhumi Airport for around $299 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok Suvarnabhumi Airport from Vientiane for as low as $215 on momondo.

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

Historically, on average around 18% of flights between Vientiane and Bangkok have experienced a delay on any given week. The average delay length over the past 12 months has been 72 minutes.

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

Monday 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.

According to our data, Thai Airways have had the fewest delays on this route over the last 12 months, with about 17% of their flights experiencing any sort of delay.

The number of flights available between Vientiane and Bangkok Suvarnabhumi Airport is 9 per day as of October 2026. The most frequent departure time is 13:00, with 44% of daily flights leaving in the afternoon.

As of October 2026, there are 63 flights per week flying from Vientiane to Bangkok Suvarnabhumi Airport. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.