Cheap Flights from Brussels to Dublin

Compare Brussels to Dublin flight deals

Find the cheapest month or even day of the year to fly to Dublin

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Flight deals from Brussels to Dublin

Looking for a cheap last-minute deal or the best return flight from Brussels to Dublin? Find the lowest prices on one-way and return tickets right here.

Dublin.33 € per passenger.Departing Mon, 12 May, returning Thu, 22 May.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Brussels International on Mon, 12 May, arriving in Dublin.Inbound direct flight with Ryanair departs from Dublin on Thu, 22 May, arriving in Brussels International.Price includes taxes and charges.From 33 €, select.

Dublin.34 € per passenger.Departing Sun, 30 Mar, returning Sun, 6 Apr.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Brussels S. Charleroi on Sun, 30 Mar, arriving in Dublin.Inbound direct flight with Ryanair departs from Dublin on Sun, 6 Apr, arriving in Brussels International.Price includes taxes and charges.From 34 €, select.

Dublin.34 € per passenger.Departing Tue, 1 Apr, returning Sun, 6 Apr.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Brussels S. Charleroi on Tue, 1 Apr, arriving in Dublin.Inbound direct flight with Ryanair departs from Dublin on Sun, 6 Apr, arriving in Brussels International.Price includes taxes and charges.From 34 €, select.

Dublin.34 € per passenger.Departing Tue, 11 Mar, returning Wed, 26 Mar.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Brussels International on Tue, 11 Mar, arriving in Dublin.Inbound direct flight with Ryanair departs from Dublin on Wed, 26 Mar, arriving in Brussels S. Charleroi.Price includes taxes and charges.From 34 €, select.

Dublin.34 € per passenger.Departing Tue, 15 Apr, returning Tue, 6 May.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Brussels International on Tue, 15 Apr, arriving in Dublin.Inbound direct flight with Ryanair departs from Dublin on Tue, 6 May, arriving in Brussels International.Price includes taxes and charges.From 34 €, select.

Dublin.36 € per passenger.Departing Sat, 17 May, returning Thu, 5 Jun.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Brussels International on Sat, 17 May, arriving in Dublin.Inbound direct flight with Ryanair departs from Dublin on Thu, 5 Jun, arriving in Brussels International.Price includes taxes and charges.From 36 €, select.

Dublin.42 € per passenger.Departing Wed, 17 Sep, returning Sun, 5 Oct.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Brussels International on Wed, 17 Sep, arriving in Dublin.Inbound direct flight with Ryanair departs from Dublin on Sun, 5 Oct, arriving in Brussels International.Price includes taxes and charges.From 42 €, select.

Dublin.43 € per passenger.Departing Sun, 22 Jun, returning Tue, 8 Jul.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Brussels S. Charleroi on Sun, 22 Jun, arriving in Dublin.Inbound direct flight with Ryanair departs from Dublin on Tue, 8 Jul, arriving in Brussels International.Price includes taxes and charges.From 43 €, select.

Find the cheapest month to fly from Brussels to Dublin

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Brussels to Dublin flights are currently cheapest in May.

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Direct flights from Brussels to Dublin

Brussels to Dublin: Alternative routes

Compare routes from Brussels to Dublin below. You may find an airport to fly into that's cheaper, faster, or easier than Dublin.

Brussels to Dublin: Flight information

The things to know before you go.

Cheapest flight found	33 €
Cheapest month to fly	May
Average flight time	1 hr, 44 mins
Most popular airline	Aer Lingus
Average flights per week	51

Finding cheap flights from Brussels to Dublin: Frequently asked questions

How much are return flights from Brussels to Dublin?

The best price we found for a return flight from Brussels to Dublin is 33 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Brussels to Dublin?

1 hour and 44 minutes is the average flight time from Brussels to Dublin.

Which airlines fly direct from Brussels to Dublin?

Aer Lingus, Ryanair and jetBlue fly direct from Brussels to Dublin.

How many flights are there a week from Brussels to Dublin?

As of February 2025, there are 51 flights per week flying from Brussels to Dublin.

When is the cheapest time to fly from Brussels to Dublin?

The cheapest month to fly from Brussels to Dublin is usually February 2025.

Which upcoming date is cheapest to fly from Brussels to Dublin Airport on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Brussels to Dublin Airport on Monday, 12 May 2025.

Can I get a direct flight from Brussels to Dublin Airport?

Yes – the average flight time is 1 hour and 44 minutes.

How can I find the best flight deal to Dublin?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Dublin but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Dublin?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Dublin is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Brussels to Dublin with?

The cheapest airline that flies to Dublin is Ryanair .

Flying from Brussels to Dublin Airport (DUB): what you need to know

Start your travel planning by considering the departure point for your flight from Brussels to Dublin Airport (DUB). Brussels Airport (BRU) and Brussels S. Charleroi Airport (CRL) are the two main airports in Brussels.
The average duration of a direct flight from Brussels to Dublin Airport is 1 hour 43 minutes.
Dublin Airport is located in Dublin. The city operates in the UTC+0 timezone and is 1 hour behind Brussels.
Brussels Airport (BRU) to Dublin Airport (DUB) is the most popular route. There are 83 direct weekly flights to pick from. If you have things to do before leaving, hop on the last flight with Ryanair at 21:35. Go for the first BRU to DUB departure with Ryanair at 08:50 if you want to get going earlier.
To ensure you get on your flight from Brussels to DUB, leave plenty of time for things like baggage drop and finding your gate. Arriving two hours ahead of international departures and one hour before domestic flights is the standard rule.
You'll want to head there even earlier during popular months like July. Aim for two hours before domestic departures and up to four hours for international journeys. Once you've checked in, you can use any extra time to finalize your plans or simply relax.

Airports in Brussels

Brussels Airport (BRU)

Get to your destination in one go from Brussels Airport (BRU). Direct flights from Brussels to Dublin Airport (DUB) can be booked from here.
Aer Lingus is a leading airline that operates direct flights from Brussels to Dublin Airport taking off from BRU.
Think about adding a stopover to possibly find a cheaper flight from Brussels to DUB. Simply uncheck 'Direct flights only' when searching for departures from Brussels Airport (BRU). Take a break from travelling at one of these airports:
- Edinburgh Airport (EDI)
- Amsterdam Airport Schiphol Airport (AMS)
- London Heathrow Airport (LHR)
From central Brussels, BRU is around 14 kilometres away. Check the official airport website or use navigation apps to work out the best way to arrive at the terminal.
Planning to catch an early flight from Brussels to Dublin Airport? Avoid the stress of rushing to the terminal (and get some extra shut-eye) by choosing one of these stays near Brussels Airport:

Brussels S. Charleroi Airport (CRL)

Brussels S. Charleroi Airport (CRL) offers nonstop flights from Brussels to Dublin Airport (DUB).
Get on your direct flight from Brussels to DUB with Ryanair. This is one of the top airlines flying this route out of CRL.
Get the most out of your holiday with a stopover on your flight from Brussels to Dublin Airport. Visit friends or family or tick a new city off your bucket list. Whatever you want to do, here's where you can stop between Brussels S. Charleroi Airport and DUB:
- Manchester Airport (MAN)
- Edinburgh Airport (EDI)
- Barcelona-El Prat Airport (BCN)
You can arrive at CRL from the centre of Brussels in approximately 56 minutes by car, depending on traffic conditions. The journey on public transport will take roughly 1 hour and 37 minutes to cover the 56 kilometres or so.
Want to spoil yourself with an extra night away before boarding your flight from Brussels to DUB? Kick back in a hotel near Brussels S. Charleroi Airport before your holiday officially begins. Stay at one of these accommodation options:

About Dublin Airport (DUB)

Book a hotel near DUB if you're taking a late flight from Brussels to Dublin Airport. Select one of these options and skip the long transfer:

Getting from Dublin Airport (DUB) to central Dublin

From Dublin Airport, Dublin is approximately 21 kilometres away. It takes around 29 minutes to get to the centre driving.
It typically takes 2 hours and 9 minutes if you're using public transport.

How to find the cheapest flights from Brussels to Dublin Airport (DUB)

16 € is the lowest price we've found for a one-way ticket from Brussels to Dublin Airport. Return flights start from 33 €. Fares are subject to availability and may change at any time.
Book 8 months before you want to travel. After crunching the numbers on our calendar, this is how far you should book ahead to secure cheap tickets from Brussels to DUB.
May is the cheapest month for tickets from Brussels to Dublin Airport. If you'd like to travel during a different time of year, use the 'Whole month' search feature to see the lowest prices for each month.
Create a Price Alert for cheap tickets from Brussels to DUB. You don't need to check every day to find out if fares have dropped. We'll let you know the moment the price changes.
Personalise your trip with filters. Adjust the number of stops, duration, and departure and arrival times to find the ideal flight from Brussels to Dublin Airport. You can also sort the results to see the 'Cheapest,' 'Fastest' or 'Best' options first.

The best time to fly from Brussels to Dublin Airport (DUB)

August is the busiest month to board a flight from Brussels to Dublin Airport while February is the quietest. To work out the ideal time to go to Dublin, consider whether you like a lively atmosphere or a quieter vibe.
Lock in your flight from Brussels to DUB for July if you're eager to visit the city during its warmest month. You can expect temperatures in Dublin to range from 10ºC to 20ºC.
Search for cheap flights from Brussels to Dublin Airport in January if you like cooler conditions. Temperatures are at their lowest around then, ranging between 1ºC and 9ºC on average.

More about Dublin

When it comes to searching for somewhere to rest your head, you'll find the most popular stays in Dublin right here. Browse these options once you've booked your flight from Brussels to Dublin Airport:
There are so many things to explore in this city it can be tricky to work out where to begin. Guinness Storehouse, Trinity College Library and Dublin Castle are leading attractions which should feature on any good Dublin itinerary.

Complete your Dublin trip with a car rental

Finding you a cheap flight from Brussels to Dublin Airport isn't the only trick up our sleeve. Check out our car rentals in Dublin and see the sights your way. We find deals from trusted car rental companies and put them all in one place. Instantly compare rates and then book with no fees.