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Cheap flights from Dublin to Brussels 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 Brussels departing on 9/11. 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
07:05 - 09:45DUB-BRU
1h 40mdirect
Ryanair Logo
10:20 - 11:00BRU-DUB
1h 40mdirect
£27Ryanair
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Thu, 2 Oct - Thu, 9 Oct
Ryanair Logo
18:25 - 21:05DUB-BRU
1h 40mdirect
Ryanair Logo
22:25 - 23:05BRU-DUB
1h 40mdirect
£28Ryanair
Find Deal
Thu, 9 Oct - Mon, 13 Oct
Logo
06:50 - 09:35DUB-BRU
1h 45mdirect
Logo
17:00 - 17:45BRU-DUB
1h 45mdirect
£57
Find Deal
Sat, 15 Nov - Wed, 19 Nov
Aer Lingus Logo
17:30 - 20:10DUB-BRU
1h 40mdirect
Aer Lingus Logo
10:15 - 11:00BRU-DUB
1h 45mdirect
£58Aer Lingus
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Fri, 14 Nov - Sun, 16 Nov
Logo
06:50 - 09:35DUB-BRU
1h 45mdirect
Logo
21:55 - 12:40BRU-DUB
15h 45m1 stop
£86
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Tue, 11 Nov - Thu, 13 Nov
Aer Lingus Logo
06:50 - 09:40DUB-BRU
1h 50mdirect
Aer Lingus Logo
21:20 - 21:55BRU-DUB
1h 35mdirect
£95Aer Lingus
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Sun, 28 Sep - Mon, 29 Sep
KLM Logo
17:15 - 22:20DUB-BRU
4h 05m1 stop
KLM Logo
08:05 - 12:40BRU-DUB
5h 35m1 stop
£146KLM
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Sat, 29 Nov - Wed, 10 Dec
KLM Logo
08:50 - 14:15DUB-BRU
4h 25m1 stop
KLM Logo
10:45 - 16:20BRU-DUB
6h 35m1 stop
£146KLM
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Sun, 16 Nov - Wed, 19 Nov
Lufthansa Logo
10:50 - 17:15DUB-BRU
5h 25m1 stop
Lufthansa Logo
06:45 - 17:10BRU-DUB
11h 25m1 stop
£152Lufthansa
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Thu, 6 Nov - Sun, 9 Nov
Lufthansa Logo
05:55 - 12:45DUB-BRU
5h 50m1 stop
Lufthansa Logo
12:45 - 16:55BRU-DUB
5h 10m1 stop
£153Lufthansa
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Sat, 4 Oct - Thu, 9 Oct

Ryanair flights from Dublin to Brussels Bruxelles-National Airport

Our best Ryanair deals on Dublin to Brussels Bruxelles-National Airport flight tickets
Ryanair
2 Oct
DUB07:05Dublin
1h 40m
BRU09:45Brussels Bruxelles-National
9 Oct
BRU10:20Brussels Bruxelles-National
1h 40m
DUB11:00Dublin
£26
Find similar
Ryanair
9 Oct
DUB18:25Dublin
1h 40m
BRU21:05Brussels Bruxelles-National
13 Oct
BRU22:25Brussels Bruxelles-National
1h 40m
DUB23:05Dublin
£28
Find similar
Ryanair
9 Oct
DUB07:05Dublin
1h 40m
BRU09:45Brussels Bruxelles-National
14 Oct
BRU22:20Brussels Bruxelles-National
1h 40m
DUB23:00Dublin
£29
Find similar

Scandinavian Airlines flights from Dublin to Brussels Bruxelles-National Airport

Our best Scandinavian Airlines deals on Dublin to Brussels Bruxelles-National Airport flight tickets
Scandinavian Airlines
20 Feb
DUB19:05Dublin
13h 35m
1 stop
BRU09:40Brussels Bruxelles-National
22 Feb
BRU20:30Brussels Bruxelles-National
16h 15m
1 stop
DUB11:45Dublin
£154
Find similar
Scandinavian Airlines
14 Oct
DUB12:40Dublin
6h 10m
1 stop
BRU19:50Brussels Bruxelles-National
21 Oct
BRU20:30Brussels Bruxelles-National
16h 20m
1 stop
DUB11:50Dublin
£157
Find similar
Scandinavian Airlines
11 Nov
DUB19:05Dublin
18h 25m
1 stop
BRU14:30Brussels Bruxelles-National
14 Nov
BRU19:20Brussels Bruxelles-National
15h 10m
1 stop
DUB09:30Dublin
£161
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Dublin to Brussels Bruxelles-National Airport 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 279,928 searches. Data last updated 16 September 2025.
Use the filters below to find and compare flights from Dublin to Brussels Bruxelles-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Thu 2/10

07:05-09:45

Nonstop1h 40m

Brussels Bruxelles-National

Thu 9/10

10:20-11:00

Nonstop1h 40m

£26

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Thu 9/10

18:25-21:05

Nonstop1h 40m

Brussels Bruxelles-National

Mon 13/10

22:25-23:05

Nonstop1h 40m

£28

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Sat 15/11

06:50-09:35

Nonstop1h 45m

Brussels Bruxelles-National

Wed 19/11

17:00-17:45

Nonstop1h 45m

£57

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Fri 14/11

17:30-20:10

Nonstop1h 40m

Brussels Bruxelles-National

Sun 16/11

10:15-11:00

Nonstop1h 45m

£58

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Tue 11/11

06:50-09:35

Nonstop1h 45m

Brussels Bruxelles-National

Thu 13/11

21:55-12:40

1 stop15h 45m

£86

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Sun 28/9

06:50-09:40

Nonstop1h 50m

Brussels Bruxelles-National

Mon 29/9

21:20-21:55

Nonstop1h 35m

£95

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Sat 29/11

17:15-22:20

1 stop4h 05m

Brussels Bruxelles-National

Wed 10/12

08:05-12:40

1 stop5h 35m

£146

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Sun 16/11

08:50-14:15

1 stop4h 25m

Brussels Bruxelles-National

Wed 19/11

10:45-16:20

1 stop6h 35m

£146

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Thu 6/11

10:50-17:15

1 stop5h 25m

Brussels Bruxelles-National

Sun 9/11

06:45-17:10

1 stop11h 25m

£152

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Sat 4/10

05:55-12:45

1 stop5h 50m

Brussels Bruxelles-National

Thu 9/10

12:45-16:55

1 stop5h 10m

£153

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 Brussels from

How to get the cheapest flight ticket from Dublin to Brussels Bruxelles-National Airport

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 Dublin and Brussels Bruxelles-National Airport?

What is the cheapest month to fly to Brussels Bruxelles-National Airport?

If you don’t want to visit Brussels Bruxelles-National Airport in January, then you should wait until September to fly from Dublin, when ticket prices are also cheap, with an average price of £57.

What is the cheapest day to depart on your flight to Brussels Bruxelles-National Airport?

Our data shows that Sunday is the least expensive day to fly to Brussels Bruxelles-National Airport. Tickets to fly out on this day can be as low as £48. On the other hand, Saturday is the most expensive day to depart from Dublin because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £88.

What is the cheapest time of day to depart on your flight to Brussels Bruxelles-National Airport?

Our data shows that the cheapest Dublin to Brussels Bruxelles-National Airport flights are usually those with departure times in the afternoon. Our users have found flights to Brussels Bruxelles-National Airport in the afternoon for as low as £63. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £73 on average. Flights to Brussels Bruxelles-National Airport from Dublin in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Dublin to Brussels Bruxelles-National flight route?

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

How far in advance should I book a flight to Brussels Bruxelles-National Airport?

You are more likely to see cheaper flights to Brussels Bruxelles-National Airport from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to Brussels Bruxelles-National Airport for around £78 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Brussels Bruxelles-National Airport from Dublin for as low as £59 on momondo.

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

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

How have Dublin to Brussels Bruxelles-National Airport flight prices changed over time?

As of September 2025, prices for Dublin to Brussels Bruxelles-National Airport flights are approximately 29% more expensive when compared to flights at the same time last year.

When to book flights from Dublin to Brussels Bruxelles-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Dublin to Brussels Bruxelles-National Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Dublin to Brussels Bruxelles-National Airport (DUB to BRU) flight deals and tips

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

Best price found

£39

Fastest flight time

1h 40m

Direct flights

Mon, Wed, Thu, Fri, Sat and Sun
The best flight deal from Dublin to Brussels Bruxelles-National Airport found on momondo in the last 72 hours is £39
The fastest flight from Dublin to Brussels Bruxelles-National Airport takes 1h 40m
Direct flights go from Dublin to Brussels Bruxelles-National Airport on Monday, Wednesday, Thursday, Friday, Saturday and Sunday. Airline offering direct flights is Ryanair..
Search flight deals

  • How far is Dublin to Brussels Bruxelles-National by plane?

    The straight-line distance from Dublin to Brussels Bruxelles-National is 485.2 mi. 1h 40m is a normal flight duration for this route.

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

    Prices for flights from Dublin Airport to Brussels Bruxelles-National Airport refresh daily.

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

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

    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 layovers. It is recommended that you verify with the airline you are booking with for travel from Dublin Airport to Brussels Bruxelles-National Airport.

  • What documentation or ID do you need to fly to Brussels Bruxelles-National Airport?

    The necessary travel and health documents for your Brussels Bruxelles-National 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 license 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.

  • What is the most popular plane model from Dublin to Brussels Bruxelles-National Airport?

  • What is the most popular airline from Dublin to Brussels Bruxelles-National Airport?

Best airlines flying from Dublin to Brussels Bruxelles-National Airport

Compare and see reviews for airlines that fly from Dublin to Brussels Bruxelles-National Airport with momondo
Airline
Rating
Free Cancellation
Price
RyanairPriceFrom £28Free CancellationRating
6.8
5,155 reviews
Search Ryanair flights
Aer LingusPriceFrom £46Free CancellationRating
7.2
1,270 reviews
Search Aer Lingus flights

  • Aer Lingus Flights From Dublin to Brussels Bruxelles-National Airport

    Aer Lingus operates around 12 flights from Dublin to Brussels Bruxelles-National Airport every week. The average price of these flights found in the last 72 hours has been £95, but momondo users have found Aer Lingus deals from Dublin to Brussels Bruxelles-National Airport from as low as £62 round-trip. Aer Lingus has been scored 7.2/10 in 1,270 reviews.

  • Ryanair Flights From Dublin to Brussels Bruxelles-National Airport

    Across 5,155 Ryanair reviews on momondo, the average score is 6.8/10. Ryanair flies from Dublin to Brussels Bruxelles-National Airport about 10 times each week, with ticket deals ranging from £38 to £88. Price data is based on momondo searches in the last 72 hours.

Travelling to a place near Brussels?

Book flights to Brussels if you plan to visit one of these locations
Bruges
Ghent
Ypres
Charleroi
Leuven
Waterloo
Spa
Hasselt
Namur
Mons
Aalst
Mechelen
Genk
Dinant
Francorchamps
Knokke-Heist
Oostkamp
Zaventem

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Dublin to Brussels . Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Brussels 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 Brussels?

Once you have performed a search for Dublin to Brussels flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Dublin to Brussels flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Brussels Bruxelles-National Airport trip

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