Cheap flights from Australia to Hanoi from $230

The cheapest month to fly to Hanoi from Australia is in August. Flight prices, which tend to average around $647, are often lower during this time because this is during the off-season. If you aren’t able to travel to Hanoi during the month of August, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $743.

The cheapest day to depart from Australia to Hanoi is on a Sunday. Travellers who choose to depart for Hanoi on a Sunday will often find tickets for as low as $872. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Australia to Hanoi for around $1,086.

According to our data, the cheapest time of day to fly to Hanoi is in the morning. momondo users have found flights departing from Australia to Hanoi in the morning for as low as $896. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive, with an average ticket price of $1,147.

Fly from Sydney Kingsford Smith to Hanoi Noibai for the best Australia - Hanoi Noibai flight prices

You are more likely to see cheaper flights to Hanoi from Australia when booking weeks ahead of your departure date. In general, you can expect to find flights to Hanoi for around $888 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hanoi from Australia for as low as $729 on momondo.

There are 3 cabin classes available to choose from on Australia to Hanoi Noibai flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Scoot, Batik Air, and VietJet Air are the most popular carriers operating from Australia to Hanoi Noibai

VietJet Air, Vietnam Airlines and China Southern are the top three most popular airlines that fly to Hanoi from Australia according to our data. VietJet Air is the first choice among our users, with 37% of people opting to fly with this airline when travelling to Hanoi. Keep in mind that there are 18 different airlines that fly to Hanoi on a routine basis, so you have a few additional options to choose from.

Historically, on average around 16% of flights between Australia and Hanoi have experienced a delay on any given week. The average delay length over the past 12 months has been 164 minutes.

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

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

According to our data, Vietnam Airlines have had the fewest delays on this route over the last 12 months, with about 9% of their flights experiencing any sort of delay.

As of April 2026, there are 4 flights per week flying from Australia to Hanoi. The most common day of the week flights depart is Mon, with 50% of flights taking off on this day.

If you’re flying from a popular airport in Australia, such as Melbourne or Sydney, and flying into Hanoi, then you can expect flight times to average 9h 40m and 10h 05m, respectively.