Cheap flights from Hong Kong to Hanoi from R2 262

If you aren’t able to travel during the month of January, then book flights to Hanoi from Hong Kong during March instead. Flights to Hanoi in March, while not as cheap as those in January, still average around R2 672.

Fly from Hong Kong Intl to Hanoi Noibai for the best Hong Kong Intl - Hanoi Noibai flight prices

You are more likely to see cheaper flights to Hanoi from Hong Kong when booking weeks ahead of your departure date. In general, you can expect to find flights to Hanoi for around R3 464 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 Hong Kong for as low as R2 885 on momondo.

There is only 1 cabin class available to choose from on Hong Kong to Hanoi flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 25% of flights between Hong Kong and Hanoi have experienced a delay on any given week. The average delay length over the past 12 months has been 111 minutes.

Generally, flights departing in the morning 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. Friday has historically seen more delays on average compared to the rest of the week.

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

The number of flights available between Hong Kong and Hanoi is 7 per day as of September 2026. The most frequent departure time is 16:00, with 60% of daily flights leaving in the afternoon.

The number of flights available between Hong Kong and Hanoi is 53 per week as of September 2026. The most frequent departure day is Mon, with 23% of weekly flights leaving on this day.