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Cheap flights from Brussels to Dublin from €15

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Brussels to Dublin departing on 29/8. 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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Cheap return flights

Ryanair Logo
22:20 - 23:00BRU-DUB
1h 40mdirect
Ryanair Logo
18:25 - 21:05DUB-BRU
1h 40mdirect
€37Ryanair
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Tue, 16 Sep - Thu, 18 Sep
Ryanair Logo
22:05 - 22:45BRU-DUB
1h 40mdirect
Ryanair Logo
19:15 - 21:55DUB-BRU
1h 40mdirect
€38Ryanair
Find Deal
Sat, 4 Oct - Mon, 6 Oct
Ryanair Logo
21:40 - 22:20BRU-DUB
1h 40mdirect
Ryanair Logo
06:25 - 09:05DUB-BRU
1h 40mdirect
€39Ryanair
Find Deal
Thu, 25 Sep - Sun, 28 Sep
Ryanair Logo
20:45 - 21:25BRU-DUB
1h 40mdirect
Ryanair Logo
06:25 - 09:05DUB-BRU
1h 40mdirect
€39Ryanair
Find Deal
Fri, 12 Sep - Sun, 28 Sep
Ryanair Logo
22:05 - 22:45BRU-DUB
1h 40mdirect
Ryanair Logo
18:50 - 21:30DUB-BRU
1h 40mdirect
€40Ryanair
Find Deal
Sat, 6 Sep - Sat, 13 Sep
Ryanair Logo
18:45 - 19:30CRL-DUB
1h 45mdirect
Ryanair Logo
13:50 - 16:30DUB-CRL
1h 40mdirect
€41Ryanair
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Fri, 29 Aug - Mon, 1 Sep
Logo
20:45 - 21:25BRU-DUB
1h 40mdirect
Logo
06:50 - 09:40DUB-BRU
1h 50mdirect
€67
Find Deal
Fri, 12 Sep - Sun, 14 Sep
Aer Lingus Logo
10:15 - 11:00BRU-DUB
1h 45mdirect
Aer Lingus Logo
15:30 - 18:15DUB-BRU
1h 45mdirect
€71Aer Lingus
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Wed, 5 Nov - Thu, 6 Nov
Aer Lingus Logo
10:20 - 11:05BRU-DUB
1h 45mdirect
Aer Lingus Logo
06:50 - 09:40DUB-BRU
1h 50mdirect
€73Aer Lingus
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Thu, 25 Sep - Sun, 28 Sep
Aer Lingus Logo
21:20 - 21:55BRU-DUB
1h 35mdirect
Aer Lingus Logo
06:50 - 09:40DUB-BRU
1h 50mdirect
€80Aer Lingus
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Fri, 29 Aug - Sun, 31 Aug

Ryanair flights from Brussels to Dublin

Our best Ryanair deals on Brussels to Dublin flight tickets
Ryanair
16 Sept
BRU22:20Brussels Bruxelles-National
1h 40m
DUB23:00Dublin
18 Sept
DUB18:25Dublin
1h 40m
BRU21:05Brussels Bruxelles-National
€37
Find similar
Ryanair
4 Oct
BRU22:05Brussels Bruxelles-National
1h 40m
DUB22:45Dublin
6 Oct
DUB19:15Dublin
1h 40m
BRU21:55Brussels Bruxelles-National
€38
Find similar
Ryanair
25 Sept
BRU21:40Brussels Bruxelles-National
1h 40m
DUB22:20Dublin
28 Sept
DUB06:25Dublin
1h 40m
BRU09:05Brussels Bruxelles-National
€39
Find similar

Aer Lingus flights from Brussels to Dublin

Our best Aer Lingus deals on Brussels to Dublin flight tickets
Aer Lingus
5 Nov
BRU10:15Brussels Bruxelles-National
1h 45m
DUB11:00Dublin
6 Nov
DUB15:30Dublin
1h 45m
BRU18:15Brussels Bruxelles-National
€71
Find similar
Aer Lingus
25 Sept
BRU10:20Brussels Bruxelles-National
1h 45m
DUB11:05Dublin
28 Sept
DUB06:50Dublin
1h 50m
BRU09:40Brussels Bruxelles-National
€73
Find similar
Aer Lingus
29 Aug
BRU21:20Brussels Bruxelles-National
1h 35m
DUB21:55Dublin
31 Aug
DUB06:50Dublin
1h 50m
BRU09:40Brussels Bruxelles-National
€74
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Brussels to Dublin that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 16 August 2025.
Use the filters below to find and compare flights from Brussels to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BrusselsDublin

BRU - DUB

BRUDUB

Brussels Bruxelles-National

Tue 16/9

22:20-23:00

Nonstop1h 40m

Dublin

Thu 18/9

18:25-21:05

Nonstop1h 40m

€37

BrusselsDublin

BRU - DUB

BRUDUB

Brussels Bruxelles-National

Sat 4/10

22:05-22:45

Nonstop1h 40m

Dublin

Mon 6/10

19:15-21:55

Nonstop1h 40m

€38

BrusselsDublin

BRU - DUB

BRUDUB

Brussels Bruxelles-National

Thu 25/9

21:40-22:20

Nonstop1h 40m

Dublin

Sun 28/9

06:25-09:05

Nonstop1h 40m

€39

BrusselsDublin

BRU - DUB

BRUDUB

Brussels Bruxelles-National

Fri 12/9

20:45-21:25

Nonstop1h 40m

Dublin

Sun 28/9

06:25-09:05

Nonstop1h 40m

€39

BrusselsDublin

BRU - DUB

BRUDUB

Brussels Bruxelles-National

Sat 6/9

22:05-22:45

Nonstop1h 40m

Dublin

Sat 13/9

18:50-21:30

Nonstop1h 40m

€40

BrusselsDublin

CRL - DUB

CRLDUB

Charleroi Brussels

Fri 29/8

18:45-19:30

Nonstop1h 45m

Dublin

Mon 1/9

13:50-16:30

Nonstop1h 40m

€41

BrusselsDublin

BRU - DUB

BRUDUB

Brussels Bruxelles-National

Fri 12/9

20:45-21:25

Nonstop1h 40m

Dublin

Sun 14/9

06:50-09:40

Nonstop1h 50m

€67

BrusselsDublin

BRU - DUB

BRUDUB

Brussels Bruxelles-National

Wed 5/11

10:15-11:00

Nonstop1h 45m

Dublin

Thu 6/11

15:30-18:15

Nonstop1h 45m

€71

BrusselsDublin

BRU - DUB

BRUDUB

Brussels Bruxelles-National

Thu 25/9

10:20-11:05

Nonstop1h 45m

Dublin

Sun 28/9

06:50-09:40

Nonstop1h 50m

€73

BrusselsDublin

BRU - DUB

BRUDUB

Brussels Bruxelles-National

Fri 29/8

21:20-21:55

Nonstop1h 35m

Dublin

Sun 31/8

06:50-09:40

Nonstop1h 50m

€80

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Dublin from

How to get the cheapest flight ticket from Brussels to Dublin

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Brussels and Dublin?

What is the cheapest month to fly to Dublin?

If you aren’t able to travel during the month of January, then book flights to Dublin from Brussels during February instead. Flights to Dublin in February, while not as cheap as those in January, still average around €66.

What is the cheapest day to depart on your flight to Dublin?

Our data shows that Wednesday is the least expensive day to fly to Dublin. Tickets to fly out on this day can be as low as €125. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around €311. These prices are subject to change though, so be sure to set up a Price Alert for flights to Dublin.

What is the cheapest time of day to depart on your flight to Dublin?

Our data shows that the cheapest Brussels to Dublin flights are usually those with departure times in the evening. Our users have found flights to Dublin in the evening for as low as €151. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are €204 on average. Flights to Dublin from Brussels in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Brussels to Dublin flight route?

Fly from Brussels Bruxelles-National to Dublin for the best Brussels - Dublin flight prices

How far in advance should I book a flight to Dublin?

You are more likely to see cheaper flights to Dublin from Brussels when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around €86 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Brussels for as low as €66 on momondo.

What cabin class options are available on Brussels to Dublin flights?

There are 1 cabin classes available to choose from on Brussels to Dublin flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Brussels to Dublin flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Brussels to Dublin

Best price found

€15

Fastest flight time

1h 35m

Direct flights

Every day

Airports in Dublin

1 airport
The best one-way flight to Dublin from Brussels in the past 72 hours is €15. The best return flight deal from Brussels to Dublin found on momondo in the last 72 hours is €37.
The fastest flight from Brussels to Dublin takes 1h 35m
Direct flights go from Brussels to Dublin every day.
There is 1 airport near Dublin: Dublin (DUB)
Search flight deals

  • How far is Brussels to Dublin by plane?

    Dublin is 774.5 km away from Brussels. Flights usually cover this in 1h 35m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Brussels to Dublin Airport?

    Prices for flights from Brussels to Dublin Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Brussels to Dublin Airport?

  • How old do you have to be to fly from Brussels to Dublin Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Brussels to Dublin Airport.

  • What documentation or ID do you need to fly to Dublin Airport?

    The necessary travel and health documents for your Dublin Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Brussels to Dublin

Compare and see reviews for airlines that fly from Brussels to Dublin with momondo
Airline
Rating
Free Cancellation
Price
Aer LingusPriceFrom €66Free CancellationRating
7.1
1,215 reviews
Search Aer Lingus flights

Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Athlone
Wicklow
Swords
Cavan
Enniscorthy
Dundalk
Tullamore
Kildare
Naas
Mullingar
Arklow
Bray
Maynooth
Drogheda
Gorey
Malahide
Portmarnock
Carlingford
Leixlip

Why use momondo?

Why should I use momondo to find a flight deal from Brussels to Dublin?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Brussels to Dublin. momondo saves you time and could save you money on your trip.

Can I find flights from Brussels to Dublin with flexible booking policies on momondo?

Yes. All flights to Dublin from Brussels on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Brussels to Dublin?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Dublin from Brussels.

I’m not ready to book a flight from Brussels to Dublin right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Brussels to Dublin now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Dublin and let you know when they change.

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