Cheap flights from Hanoi to Southeast Asia from C$ 49

The cheapest month to fly to Southeast Asia from Hanoi is in September. Flight prices, which tend to average around C$ 139, are often lower during this time because this is during the off-season. 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 C$ 163.

The cheapest day to depart from Hanoi to Southeast Asia is on a Tuesday when prices can be found for as low as C$ 429. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around C$ 563. These prices are subject to change though, so be sure to set up a Price Alert for flights to Southeast Asia.

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 C$ 410 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 C$ 226 on momondo.

There are 3 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.

No. A direct flight is the cheapest option for a flight between Hanoi to Southeast Asia.

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

VietJet Air, Thai AirAsia and Vietnam Airlines 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 51% of people opting to fly with this airline when travelling to Southeast Asia. Keep in mind that there are 4 different airlines that fly to Southeast Asia on a routine basis, so you have a few additional options to choose from.

As of September 2026, 120 flights take off from Hanoi and land in Southeast Asia each day. The most common flight departure time for this route is 12:00p.m., with 34% of daily flights taking off at noon.

As of September 2026, there are 841 flights per week flying from Hanoi to Southeast Asia. The most common day of the week flights depart is Mon, with 20% of flights taking off on this day.