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Cheap flights from Dublin to Brussels from £18

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 26/8. 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
06:25 - 09:05DUB-BRU
1h 40mdirect
Ryanair Logo
21:40 - 22:20BRU-DUB
1h 40mdirect
£32Ryanair
Find Deal
Sun, 28 Sep - Thu, 9 Oct
Ryanair Logo
07:05 - 09:45DUB-BRU
1h 40mdirect
Ryanair Logo
22:25 - 23:05BRU-DUB
1h 40mdirect
£33Ryanair
Find Deal
Thu, 11 Sep - Mon, 22 Sep
Aer Lingus Logo
06:50 - 09:40DUB-BRU
1h 50mdirect
Aer Lingus Logo
21:20 - 21:55BRU-DUB
1h 35mdirect
£65Aer Lingus
Find Deal
Sat, 30 Aug - Mon, 1 Sep
Logo
21:30 - 09:15DUB-BRU
10h 45m1 stop
Logo
21:30 - 22:10BRU-DUB
1h 40mdirect
£97
Find Deal
Mon, 8 Sep - Wed, 10 Sep
Logo
19:05 - 09:40DUB-BRU
13h 35m1 stop
Logo
22:25 - 23:05BRU-DUB
1h 40mdirect
£103
Find Deal
Thu, 11 Sep - Mon, 15 Sep
Lufthansa Logo
05:55 - 20:40DUB-BRU
13h 45m1 stop
Lufthansa Logo
08:55 - 19:15BRU-DUB
11h 20m1 stop
£141Lufthansa
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Wed, 3 Sep - Thu, 4 Sep
Scandinavian Airlines Logo
19:05 - 09:40DUB-BRU
13h 35m1 stop
Scandinavian Airlines Logo
19:20 - 09:30BRU-DUB
15h 10m1 stop
£146Scandinavian Airlines
Find Deal
Tue, 11 Nov - Fri, 14 Nov
Scandinavian Airlines Logo
21:45 - 10:15DUB-BRU
11h 30m1 stop
Scandinavian Airlines Logo
18:55 - 10:55BRU-DUB
17h 00m1 stop
£155Scandinavian Airlines
Find Deal
Sun, 17 Aug - Tue, 19 Aug
Lufthansa Logo
10:40 - 17:15DUB-BRU
5h 35m1 stop
Lufthansa Logo
09:35 - 16:55BRU-DUB
8h 20m1 stop
£156Lufthansa
Find Deal
Thu, 9 Oct - Tue, 14 Oct
Aer Lingus Logo
06:50 - 09:40DUB-BRU
1h 50mdirect
Aer Lingus Logo
10:20 - 11:05BRU-DUB
1h 45mdirect
£164Aer Lingus
Find Deal
Sat, 23 Aug - Tue, 26 Aug

Lufthansa flights from Dublin to Brussels Bruxelles-National Airport

Our best Lufthansa deals on Dublin to Brussels Bruxelles-National Airport flight tickets
Lufthansa
3 Sept
DUB05:55Dublin
13h 45m
1 stop
BRU20:40Brussels Bruxelles-National
4 Sept
BRU08:55Brussels Bruxelles-National
11h 20m
1 stop
DUB19:15Dublin
£141
Find similar
Lufthansa
9 Oct
DUB10:40Dublin
5h 35m
1 stop
BRU17:15Brussels Bruxelles-National
14 Oct
BRU09:35Brussels Bruxelles-National
8h 20m
1 stop
DUB16:55Dublin
£156
Find similar
Lufthansa
9 Oct
DUB10:40Dublin
8h 10m
1 stop
BRU19:50Brussels Bruxelles-National
14 Oct
BRU09:35Brussels Bruxelles-National
8h 20m
1 stop
DUB16:55Dublin
£157
Find similar

Ryanair flights from Dublin to Brussels Bruxelles-National Airport

Our best Ryanair deals on Dublin to Brussels Bruxelles-National Airport flight tickets
Ryanair
28 Sept
DUB06:25Dublin
1h 40m
BRU09:05Brussels Bruxelles-National
9 Oct
BRU21:40Brussels Bruxelles-National
1h 40m
DUB22:20Dublin
£32
Find similar
Ryanair
11 Sept
DUB07:05Dublin
1h 40m
BRU09:45Brussels Bruxelles-National
22 Sept
BRU22:25Brussels Bruxelles-National
1h 40m
DUB23:05Dublin
£33
Find similar
Ryanair
9 Oct
DUB18:25Dublin
1h 40m
BRU21:05Brussels Bruxelles-National
14 Oct
BRU22:20Brussels Bruxelles-National
1h 40m
DUB23:00Dublin
£36
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 1 August 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

Sun 28/9

06:25-09:05

Nonstop1h 40m

Brussels Bruxelles-National

Thu 9/10

21:40-22:20

Nonstop1h 40m

£32

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Thu 11/9

07:05-09:45

Nonstop1h 40m

Brussels Bruxelles-National

Mon 22/9

22:25-23:05

Nonstop1h 40m

£33

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Sat 30/8

06:50-09:40

Nonstop1h 50m

Brussels Bruxelles-National

Mon 1/9

21:20-21:55

Nonstop1h 35m

£65

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Mon 8/9

21:30-09:15

1 stop10h 45m

Brussels Bruxelles-National

Wed 10/9

21:30-22:10

Nonstop1h 40m

£97

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Thu 11/9

19:05-09:40

1 stop13h 35m

Brussels Bruxelles-National

Mon 15/9

22:25-23:05

Nonstop1h 40m

£103

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Wed 3/9

05:55-20:40

1 stop13h 45m

Brussels Bruxelles-National

Thu 4/9

08:55-19:15

1 stop11h 20m

£141

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Tue 11/11

19:05-09:40

1 stop13h 35m

Brussels Bruxelles-National

Fri 14/11

19:20-09:30

1 stop15h 10m

£146

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Sun 17/8

21:45-10:15

1 stop11h 30m

Brussels Bruxelles-National

Tue 19/8

18:55-10:55

1 stop17h 00m

£155

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Thu 9/10

10:40-17:15

1 stop5h 35m

Brussels Bruxelles-National

Tue 14/10

09:35-16:55

1 stop8h 20m

£156

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Sat 23/8

06:50-09:40

Nonstop1h 50m

Brussels Bruxelles-National

Tue 26/8

10:20-11:05

Nonstop1h 45m

£164

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 £55. 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 £99.

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 £67. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £82 on average. Flights to Brussels Bruxelles-National Airport from Dublin in the morning 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 £83 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 £52 on momondo.

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

There are 1 cabin classes 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 August 2025, prices for Dublin to Brussels Bruxelles-National Airport flights are approximately 20% 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

£18

Fastest flight time

1h 30m

Direct flights

Every day
The best one-way flight to Brussels Bruxelles-National Airport from Dublin in the past 72 hours is £18. The best return flight deal from Dublin to Brussels Bruxelles-National Airport found on momondo in the last 72 hours is £32.
The fastest flight from Dublin to Brussels Bruxelles-National Airport takes 1h 30m
Direct flights go from Dublin to Brussels Bruxelles-National Airport every day.
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 30m 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 £29Free CancellationRating
6.8
5,154 reviews
Search Ryanair flights
Aer LingusPriceFrom £55Free CancellationRating
7.1
1,192 reviews
Search Aer Lingus flights

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

    Aer Lingus operates around 10 flights from Dublin to Brussels Bruxelles-National Airport every week. The average price of these flights found in the last 72 hours has been £111, but momondo users have found Aer Lingus deals from Dublin to Brussels Bruxelles-National Airport from as low as £73 round-trip. Aer Lingus has been scored 7.1/10 in 1,192 reviews.

  • Ryanair Flights From Dublin to Brussels Bruxelles-National Airport

    Across 5,154 Ryanair reviews on momondo, the average score is 6.8/10. Ryanair flies from Dublin to Brussels Bruxelles-National Airport about 8 times each week, with ticket deals ranging from £38 to £93. 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
Spa
Leuven
Namur
Waterloo
Knokke-Heist
Hasselt
Mons
Aalst
Mechelen
Genk
Dinant
Francorchamps
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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