668 - 1,376 AUD
From most locations, the cheapest flights to Hanoi can be found during the month of May; however great deals can be found at other times.
In general, most flyers find the cheapest time to book a flight to Hanoi is about 45 days prior.
On average, the cheapest flights to Hanoi are found when departing on a Monday. Try to avoid departing on a Tuesday, as this is usually the most expensive day.
Our data shows that the cheapest Hanoi flights are usually those with evening departure times. afternoon flights are often costlier.