Cheap flights from Dublin to Hanoi from €265

The cheapest month to fly to Hanoi from Dublin is in October. Flight prices, which tend to average around €476, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of October, then book flights to Hanoi from Dublin during September instead. Flights to Hanoi in September, while not as cheap as those in October, still average around €483.

You are more likely to see cheaper flights to Hanoi from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to Hanoi for around €857 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 Dublin for as low as €587 on momondo.

You could potentially save up to 32% on your flight if you consider stops on a Dublin to Hanoi flight.

As of September 2026, prices for Dublin to Hanoi flights are approximately 18% cheaper when compared to flights at the same time last year.

China Eastern, Qatar Airways, and Etihad Airways are the most popular carriers operating from Dublin to Hanoi Noibai

Etihad Airways, China Eastern and Qatar Airways are the top three most popular airlines that fly to Hanoi from Dublin according to our data. Etihad Airways is the first choice among our users, with 38% of people opting to fly with this airline when travelling to Hanoi. Keep in mind that there are 5 different airlines that fly to Hanoi on a routine basis, so you have a few additional options to choose from.

Abu Dhabi (AUH) was the most common stop: 39% of momondo users choosing one-stop flights on this route connected there.

Flights via Shanghai (PVG) offer the lowest average return price of €535.

Flights connecting via Abu Dhabi (AUH) have the shortest average one-way travel time: 15h 31m.

Abu Dhabi (AUH) has the shortest average stopover time for this route: 1h 50m.