€340 Cheap flights to Hanoi
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Hanoi departing on 25/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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What is the cheapest month to fly to Hanoi?
The cheapest month to fly to Hanoi from Ireland is in May. Flight prices, which tend to average around €825, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of May, then book flights to Hanoi from Ireland during September instead. Flights to Hanoi in September, while not as cheap as those in May, still average around €902.
What is the cheapest day to depart on your flight to Hanoi?
Our data shows that Monday is the least expensive day to fly to Hanoi. Tickets to fly out on this day can be as low as €863. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Hanoi on Saturday is €974.
What is the cheapest time of day to depart on your flight to Hanoi?
Our data shows that the cheapest Ireland to Hanoi flights are usually those with departure times in the morning. Our users have found flights to Hanoi in the morning for as low as €906. If you have a flexible travel schedule, then try to avoid flying at midday when prices are €967 on average. Flights to Hanoi from Ireland at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.
How far in advance should I book a flight to Hanoi?
You are more likely to see cheaper flights to Hanoi from Ireland when booking 10 weeks ahead of your departure date. In general, you can expect to find flights to Hanoi for around €997 when searching 10 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hanoi from Ireland for as low as €848 on momondo.
Cheapest flights to Hanoi Noibai
Find the cheapest flights to Hanoi Noibai from your nearest city or airport
| CHEAPEST MONTH TO FLY TO HANOI FROM DUBLIN | May | 18% cheaper | Flying from Dublin to Hanoi costs on average just €825 in May |
| MOST EXPENSIVE MONTH TO FLY TO HANOI FROM DUBLIN | December | 33% more expensive | It costs about €1,333 for flights to Hanoi from Dublin in December |
| MOST POPULAR MONTH TO FLY TO HANOI FROM DUBLIN | January | 1,200% more users visited | More momondo users searched in flights to Hanoi from Dublin in January than any other month |
Cheap Hanoi flight deals and tips
Summary info about Hanoi flight prices, duration and airlines
Best One-Way Price | €340 |
|---|---|
Best Round-Trip Price | €563 |
Fastest flight time | 18h 30m |
Popular in | December |
Frequently asked questions about flying to Hanoi
How far in advance should I book a flight to Hanoi?
You are more likely to see cheaper flights to Hanoi from Ireland when booking 11 days ahead of your departure date. In general, you can expect to find flights to Hanoi for around €997 when searching 11 days out. However, in the past 72 hours, people saw flights from Ireland for as low as €512.
When did momondo last update prices for flights to Hanoi Noibai Airport?
Prices for flights to Hanoi Noibai Airport are refreshed on a daily basis.
How many operators does momondo search for flights to Hanoi Noibai Airport?
As of April 2025, there are 7 operators available to choose from for flights to Hanoi Noibai Airport.
How old do you have to be to fly to Hanoi Noibai Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel to Hanoi Noibai Airport.
What documentation or ID do you need to fly to Hanoi Noibai Airport?
The required travel and health documents for your Hanoi Noibai Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Hanoi Noibai Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Why use momondo?
Why should I use momondo to find a flight deal to Hanoi?
It is quick and easy to find flights to Hanoi on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Hanoi that suits you.
Can I find flights to Hanoi with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Hanoi with this policy.
How can momondo help me find flights to Hanoi?
Once all potential Hanoi flight options are in front of you momondo lets you sort and filter flights based on preferences such as airline, price and flight times, amongst many other options.
I’m not ready to book a flight to Hanoi right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Hanoi flights. All you need is a valid email address and we will do the rest; it is that quick and easy.