Cheap flights from Hanoi to Southeast Asia from $48

The month of September is, on average, the cheapest month to fly to Southeast Asia from Hanoi, with most prices found around $101. If you don’t want to visit Southeast Asia in September, then you should wait until November to fly from Hanoi, when ticket prices are also cheap, with an average price of $103.

The cheapest day to depart from Hanoi to Southeast Asia is on a Tuesday when prices can be found for as low as $137. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $250. These prices are subject to change though, so be sure to set up a Price Alert for flights to Southeast Asia.

In the morning is the cheapest time of day to fly from Hanoi to Southeast Asia when you can find flight prices for as low as $150. Flying to Southeast Asia in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the evening because they tend to be around $188. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Hanoi Noibai to Da Nang for the best Hanoi Noibai - Southeast Asia flight prices

You are more likely to see cheaper flights to Southeast Asia from Hanoi when booking weeks ahead of your departure date. In general, you can expect to find flights to Southeast Asia for around $157 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Southeast Asia from Hanoi for as low as $116 on momondo.

VietJet Air, Vietnam Airlines, and AirAsia are the most popular carriers operating from Hanoi Noibai to Southeast Asia

VietJet Air, Vietnam Airlines and Thai AirAsia are the top three most popular airlines that fly to Southeast Asia from Hanoi according to our data. VietJet Air is the first choice among our users, with 60% of people opting to fly with this airline when traveling to Southeast Asia. Keep in mind that there are 12 different airlines that fly to Southeast Asia on a routine basis, so you have a few additional options to choose from.

189 flights are operational daily from Hanoi to Southeast Asia as of May 2026. The most popular departure time for this route is 12:00PM, with 32% of flights per day taking off at noon.

As of May 2026, there are 1,324 flights per week flying from Hanoi to Southeast Asia. The most common day of the week flights depart is Sat, with 18% of flights taking off on this day.