Cheap flights from Hanoi to Bangkok from $71

The month of January is, on average, the cheapest month to fly to Bangkok Suvarnabhumi Airport from Hanoi, with most prices found around $148. The month of September is another great option to travel to Bangkok Suvarnabhumi Airport, with average flight prices from Hanoi averaging around $155.

The cheapest day to depart on your flight to Bangkok Suvarnabhumi Airport is on a Monday when prices can be found for as low as $164. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from Hanoi because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $250.

Our most recent data shows that the best time of day to fly to Bangkok Suvarnabhumi Airport is in the morning. Flights from Hanoi to Bangkok Suvarnabhumi Airport during this time can be as low as $176. In the evening is when there is more demand to fly to Bangkok Suvarnabhumi Airport, so prices are often more expensive at around $201 per ticket.

Fly from Hanoi Noibai to Bangkok Suvarnabhumi for the best Hanoi Noibai - Bangkok Suvarnabhumi flight prices

You are more likely to see cheaper flights to Bangkok Suvarnabhumi Airport from Hanoi when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok Suvarnabhumi Airport for around $175 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok Suvarnabhumi Airport from Hanoi for as low as $144 on momondo.

There are 4 cabin classes available to choose from on Hanoi 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.

Vietnam Airlines is the most popular carrier operating from Hanoi Noibai to Bangkok Suvarnabhumi

Thai AirAsia, VietJet Air and Vietnam Airlines are the top three most popular airlines that fly to Bangkok Suvarnabhumi Airport from Hanoi according to our data. Thai AirAsia is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Bangkok Suvarnabhumi Airport. Keep in mind that there are 5 different airlines that fly to Bangkok Suvarnabhumi Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 23% of flights between Hanoi and Bangkok have experienced a delay on any given week. The average delay length over the past 12 months has been 91 minutes.

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

Monday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, Vietnam Airlines have had the least number of delays on this route over the last 12 months; with about 20% of their flights experiencing any sort of delay.

As of November 2026, there are 28 flights per day flying from Hanoi to Bangkok Suvarnabhumi Airport. The most common time of day flights depart is 8:00PM, with 35% of flights taking off in the evening.

As of November 2026, there are 198 flights per week flying from Hanoi to Bangkok Suvarnabhumi Airport. The most common day of the week flights depart is Wed, with 17% of flights taking off on this day.