Cheap flights from Hanoi to Southeast Asia from $26

The month of September is, on average, the cheapest month to fly to Southeast Asia from Hanoi, with most prices found around $100. If you don’t want to visit Southeast Asia in September, then you should wait until October to fly from Hanoi, when ticket prices are also cheap, with an average price of $117.

The cheapest day to depart from Hanoi to Southeast Asia is on a Tuesday when prices can be found for as low as $184. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $260. 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 $180. 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 $208. 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 $176 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 $138 on momondo.

There are 4 cabin classes available to choose from on Hanoi to Southeast Asia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Vietravel Airlines, VietJet Air, and Vietnam Airlines 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 58% of people opting to fly with this airline when traveling to Southeast Asia. Keep in mind that there are 13 different airlines that fly to Southeast Asia on a routine basis, so you have a few additional options to choose from.

170 flights are operational daily from Hanoi to Southeast Asia as of September 2026. The most popular departure time for this route is 12:00PM, with 34% of flights per day taking off at noon.

As of September 2026, there are 1,196 flights per week flying from Hanoi to Southeast Asia. The most common day of the week flights depart is Mon, with 19% of flights taking off on this day.