Cheap flights from Hanoi to Southeast Asia from £30

The month of September is, on average, the cheapest month to fly to Southeast Asia from Hanoi, with most prices found around £79. If you are unable to visit Southeast Asia during the month of September, then departing from Hanoi during the month October is also very affordable. Most momondo users find prices during this month for around £87.

Our data shows that Monday is the least expensive day to fly to Southeast Asia. Tickets to fly out on this day can be as low as £124. 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 Southeast Asia on Thursday is £193.

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 £116. 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 afternoon because they tend to be around £124. 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 £129 when searching weeks before you fly. 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 £104 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.

Vietnam Airlines, VietJet Air, and Ethiopian Air 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 55% of people opting to fly with this airline when travelling to Southeast Asia. Keep in mind that there are 5 different airlines that fly to Southeast Asia on a routine basis, so you have a few additional options to choose from.

As of August 2026, there are 128 flights per day flying from Hanoi to Southeast Asia. The most common time of day flights depart is 12:00, with 32% of flights taking off in the afternoon.

The number of flights available between Hanoi and Southeast Asia is 902 per week as of August 2026. The most frequent departure day is Wed, with 22% of weekly flights leaving on this day.