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Cheap flights from Dublin to Belgium from €22

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to Belgium departing on 9/9. 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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Find the cheapest flights from Dublin to Belgium

Cheap return flights

Ryanair Logo
18:25 - 21:05DUB-BRU
1h 40mdirect
Ryanair Logo
22:25 - 23:05BRU-DUB
1h 40mdirect
€33Ryanair
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Thu, 2 Oct - Mon, 6 Oct
Ryanair Logo
18:25 - 21:05DUB-BRU
1h 40mdirect
Ryanair Logo
21:40 - 22:20BRU-DUB
1h 40mdirect
€33Ryanair
Find Deal
Thu, 2 Oct - Thu, 9 Oct
Ryanair Logo
08:45 - 11:25DUB-CRL
1h 40mdirect
Ryanair Logo
07:35 - 08:20CRL-DUB
1h 45mdirect
€34Ryanair
Find Deal
Tue, 23 Sep - Tue, 30 Sep
Ryanair Logo
18:25 - 21:05DUB-BRU
1h 40mdirect
Ryanair Logo
18:45 - 19:25BRU-DUB
1h 40mdirect
€35Ryanair
Find Deal
Thu, 2 Oct - Mon, 6 Oct
Ryanair Logo
18:25 - 21:05DUB-BRU
1h 40mdirect
Ryanair Logo
22:20 - 23:00BRU-DUB
1h 40mdirect
€36Ryanair
Find Deal
Thu, 2 Oct - Tue, 7 Oct
Logo
06:50 - 09:40DUB-BRU
1h 50mdirect
Logo
09:45 - 10:25BRU-DUB
1h 40mdirect
€70
Find Deal
Sun, 21 Sep - Sun, 28 Sep
Aer Lingus Logo
06:50 - 09:40DUB-BRU
1h 50mdirect
Aer Lingus Logo
10:20 - 11:05BRU-DUB
1h 45mdirect
€73Aer Lingus
Find Deal
Wed, 24 Sep - Thu, 25 Sep
Aer Lingus Logo
17:55 - 20:40DUB-BRU
1h 45mdirect
Aer Lingus Logo
21:20 - 21:55BRU-DUB
1h 35mdirect
€75Aer Lingus
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Thu, 9 Oct - Thu, 16 Oct
Aer Lingus Logo
06:50 - 09:40DUB-BRU
1h 50mdirect
Aer Lingus Logo
21:20 - 21:55BRU-DUB
1h 35mdirect
€79Aer Lingus
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Thu, 9 Oct - Thu, 9 Oct
Aer Lingus Logo
06:50 - 09:40DUB-BRU
1h 50mdirect
Aer Lingus Logo
10:20 - 11:05BRU-DUB
1h 45mdirect
€84Aer Lingus
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Mon, 22 Sep - Wed, 24 Sep

Ryanair flights from Dublin to Belgium

Our best Ryanair deals on Dublin to Belgium flight tickets
Ryanair
2 Oct
DUB18:25Dublin
1h 40m
BRU21:05Brussels Bruxelles-National
6 Oct
BRU22:25Brussels Bruxelles-National
1h 40m
DUB23:05Dublin
€33
Find similar
Ryanair
2 Oct
DUB18:25Dublin
1h 40m
BRU21:05Brussels Bruxelles-National
9 Oct
BRU21:40Brussels Bruxelles-National
1h 40m
DUB22:20Dublin
€33
Find similar
Ryanair
23 Sept
DUB08:45Dublin
1h 40m
CRL11:25Charleroi Brussels
30 Sept
CRL07:35Charleroi Brussels
1h 45m
DUB08:20Dublin
€34
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Aer Lingus flights from Dublin to Belgium

Our best Aer Lingus deals on Dublin to Belgium flight tickets
Aer Lingus
24 Sept
DUB06:50Dublin
1h 50m
BRU09:40Brussels Bruxelles-National
25 Sept
BRU10:20Brussels Bruxelles-National
1h 45m
DUB11:05Dublin
€73
Find similar
Aer Lingus
9 Oct
DUB17:55Dublin
1h 45m
BRU20:40Brussels Bruxelles-National
16 Oct
BRU21:20Brussels Bruxelles-National
1h 35m
DUB21:55Dublin
€75
Find similar
Aer Lingus
9 Oct
DUB06:50Dublin
1h 50m
BRU09:40Brussels Bruxelles-National
9 Oct
BRU21:20Brussels Bruxelles-National
1h 35m
DUB21:55Dublin
€79
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Dublin to Belgium 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 26 August 2025.
Use the filters below to find and compare flights from Dublin to Belgium that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Thu 2/10

18:25-21:05

Nonstop1h 40m

Brussels Bruxelles-National

Mon 6/10

22:25-23:05

Nonstop1h 40m

€33

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Thu 2/10

18:25-21:05

Nonstop1h 40m

Brussels Bruxelles-National

Thu 9/10

21:40-22:20

Nonstop1h 40m

€33

DublinBrussels

DUB - CRL

DUBCRL

Dublin

Tue 23/9

08:45-11:25

Nonstop1h 40m

Charleroi Brussels

Tue 30/9

07:35-08:20

Nonstop1h 45m

€34

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Thu 2/10

18:25-21:05

Nonstop1h 40m

Brussels Bruxelles-National

Mon 6/10

18:45-19:25

Nonstop1h 40m

€35

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Thu 2/10

18:25-21:05

Nonstop1h 40m

Brussels Bruxelles-National

Tue 7/10

22:20-23:00

Nonstop1h 40m

€36

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Sun 21/9

06:50-09:40

Nonstop1h 50m

Brussels Bruxelles-National

Sun 28/9

09:45-10:25

Nonstop1h 40m

€70

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Wed 24/9

06:50-09:40

Nonstop1h 50m

Brussels Bruxelles-National

Thu 25/9

10:20-11:05

Nonstop1h 45m

€73

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Thu 9/10

17:55-20:40

Nonstop1h 45m

Brussels Bruxelles-National

Thu 16/10

21:20-21:55

Nonstop1h 35m

€75

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Thu 9/10

06:50-09:40

Nonstop1h 50m

Brussels Bruxelles-National

Thu 9/10

21:20-21:55

Nonstop1h 35m

€79

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Mon 22/9

06:50-09:40

Nonstop1h 50m

Brussels Bruxelles-National

Wed 24/9

10:20-11:05

Nonstop1h 45m

€84

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 Belgium from

How to get the cheapest flight ticket from Dublin to Belgium

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 cheapest month to fly to Belgium?

The month of January is, on average, the cheapest month to fly to Belgium from Dublin, with most prices found around €64. If you don’t want to visit Belgium in January, then you should wait until September to fly from Dublin, when ticket prices are also cheap, with an average price of €67.

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

The cheapest day to depart from Dublin to Belgium is on a Wednesday when prices can be found for as low as €84. Flights from Dublin to Belgium on a Monday will generally be more expensive and average around €355. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

According to our data, the cheapest time of day to fly to Belgium is in the afternoon. momondo users have found flights departing from Dublin to Belgium in the afternoon for as low as €115. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At midday is when there is more demand to fly to Belgium, so prices are often more expensive at around €140 per ticket.

What is the cheapest Dublin to Belgium flight route?

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

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

You are more likely to see cheaper flights to Belgium from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to Belgium for around €92 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Belgium from Dublin for as low as €68 on momondo.

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

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

Cheap Dublin to Belgium flight deals and tips

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

Best price found

€101

Fastest flight time

1h 30m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in Belgium

2 airports
The best flight deal from Dublin to Belgium found on momondo in the last 72 hours is €101
The fastest flight from Dublin to Belgium takes 1h 30m
Direct flights go from Dublin to Belgium on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. Airline offering direct flights is Aer Lingus..
There are 2 airports near Belgium: Brussels Bruxelles-National (BRU), Charleroi Brussels (CRL)
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  • When did momondo last update prices for flights from Dublin Airport to Belgium?

    Prices for flights from Dublin Airport to Belgium refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Dublin Airport to Belgium.

  • What documentation or ID do you need to fly to Belgium?

    The travel and health documents you'll need for your trip to Belgium may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Belgium. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Dublin to Belgium?

Best airlines flying from Dublin to Belgium

Compare and see reviews for airlines that fly from Dublin to Belgium with momondo
Airline
Rating
Free Cancellation
Price
Aer LingusPriceFrom €59Free CancellationRating
7.2
1,237 reviews
Search Aer Lingus flights

Why use momondo?

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

Finding the right flight to Belgium from Dublin is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Belgium quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Belgium from Dublin which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Dublin to Belgium.

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

Yes. momondo can track prices for Dublin to Belgium flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Belgium trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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