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Cheap flights from Brussels Bruxelles-National Airport to Dublin from $20

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 Bruxelles-National Airport to Dublin departing on 8/29. 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 Brussels Bruxelles-National Airport to Dublin

Cheap round-trip flights

Ryanair Logo
9:35 am - 10:15 amBRU-DUB
1h 40mnonstop
Ryanair Logo
6:20 am - 9:00 amDUB-BRU
1h 40mnonstop
$42Ryanair
Find Deal
Wed, Sep 3 - Wed, Sep 24
Ryanair Logo
10:20 am - 11:00 amBRU-DUB
1h 40mnonstop
Ryanair Logo
6:30 am - 9:00 amDUB-BRU
1h 30mnonstop
$43Ryanair
Find Deal
Thu, Aug 28 - Mon, Sep 1
Ryanair Logo
10:25 pm - 11:05 pmBRU-DUB
1h 40mnonstop
Ryanair Logo
7:15 pm - 9:55 pmDUB-BRU
1h 40mnonstop
$46Ryanair
Find Deal
Mon, Sep 22 - Mon, Oct 6
Ryanair Logo
10:20 pm - 11:00 pmBRU-DUB
1h 40mnonstop
Ryanair Logo
7:05 am - 9:45 amDUB-BRU
1h 40mnonstop
$47Ryanair
Find Deal
Tue, Oct 14 - Thu, Oct 16
Ryanair Logo
9:40 pm - 10:20 pmBRU-DUB
1h 40mnonstop
Ryanair Logo
7:05 am - 9:45 amDUB-BRU
1h 40mnonstop
$48Ryanair
Find Deal
Thu, Aug 21 - Thu, Aug 28
Ryanair Logo
8:45 pm - 9:25 pmBRU-DUB
1h 40mnonstop
Ryanair Logo
2:15 pm - 4:55 pmDUB-BRU
1h 40mnonstop
$49Ryanair
Find Deal
Fri, Aug 29 - Fri, Sep 5
Ryanair Logo
10:20 pm - 11:00 pmBRU-DUB
1h 40mnonstop
Ryanair Logo
6:35 am - 9:15 amDUB-BRU
1h 40mnonstop
$50Ryanair
Find Deal
Tue, Aug 19 - Sat, Sep 6
Ryanair Logo
10:05 pm - 10:45 pmBRU-DUB
1h 40mnonstop
Ryanair Logo
6:20 am - 9:00 amDUB-BRU
1h 40mnonstop
$51Ryanair
Find Deal
Sat, Oct 11 - Wed, Oct 15
Logo
9:30 pm - 10:10 pmBRU-DUB
1h 40mnonstop
Logo
6:50 am - 9:40 amDUB-BRU
1h 50mnonstop
$75
Find Deal
Wed, Aug 27 - Fri, Aug 29
Aer Lingus Logo
10:20 am - 11:05 amBRU-DUB
1h 45mnonstop
Aer Lingus Logo
6:50 am - 9:40 amDUB-BRU
1h 50mnonstop
$83Aer Lingus
Find Deal
Fri, Sep 19 - Mon, Sep 22

Ryanair flights from Brussels Bruxelles-National Airport to Dublin

Our best Ryanair deals on Brussels Bruxelles-National Airport to Dublin flight tickets
Ryanair
Sep 3
BRU9:35 amBrussels Bruxelles-National
1h 40m
DUB10:15 amDublin
Sep 24
DUB6:20 amDublin
1h 40m
BRU9:00 amBrussels Bruxelles-National
$42
Find similar
Ryanair
Aug 28
BRU10:20 amBrussels Bruxelles-National
1h 40m
DUB11:00 amDublin
Sep 1
DUB6:30 amDublin
1h 30m
BRU9:00 amBrussels Bruxelles-National
$43
Find similar
Ryanair
Sep 22
BRU10:25 pmBrussels Bruxelles-National
1h 40m
DUB11:05 pmDublin
Oct 6
DUB7:15 pmDublin
1h 40m
BRU9:55 pmBrussels Bruxelles-National
$46
Find similar

British Airways flights from Brussels Bruxelles-National Airport to Dublin

Our best British Airways deals on Brussels Bruxelles-National Airport to Dublin flight tickets
British Airways
Aug 2
BRU10:05 pmBrussels Bruxelles-National
23h 45m
1 stop
DUB8:50 pmDublin
Aug 19
DUB8:35 amDublin
24h 20m
1 stop
BRU9:55 amBrussels Bruxelles-National
$331
Find similar
British Airways
Aug 3
BRU10:40 amBrussels Bruxelles-National
7h 00m
1 stop
DUB4:40 pmDublin
Aug 19
DUB8:35 amDublin
24h 20m
1 stop
BRU9:55 amBrussels Bruxelles-National
$340
Find similar
British Airways
Aug 3
BRU10:40 amBrussels Bruxelles-National
7h 00m
1 stop
DUB4:40 pmDublin
Aug 20
DUB10:50 amDublin
5h 55m
1 stop
BRU5:45 pmBrussels Bruxelles-National
$359
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Brussels Bruxelles-National Airport 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 832,500 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Brussels Bruxelles-National Airport to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BrusselsDublin

BRU - DUB

BRUDUB

Brussels Bruxelles-National

Wed 9/3

9:35 am-10:15 am

Nonstop1h 40m

Dublin

Wed 9/24

6:20 am-9:00 am

Nonstop1h 40m

$42

BrusselsDublin

BRU - DUB

BRUDUB

Brussels Bruxelles-National

Thu 8/28

10:20 am-11:00 am

Nonstop1h 40m

Dublin

Mon 9/1

6:30 am-9:00 am

Nonstop1h 30m

$43

BrusselsDublin

BRU - DUB

BRUDUB

Brussels Bruxelles-National

Mon 9/22

10:25 pm-11:05 pm

Nonstop1h 40m

Dublin

Mon 10/6

7:15 pm-9:55 pm

Nonstop1h 40m

$46

BrusselsDublin

BRU - DUB

BRUDUB

Brussels Bruxelles-National

Tue 10/14

10:20 pm-11:00 pm

Nonstop1h 40m

Dublin

Thu 10/16

7:05 am-9:45 am

Nonstop1h 40m

$47

BrusselsDublin

BRU - DUB

BRUDUB

Brussels Bruxelles-National

Thu 8/21

9:40 pm-10:20 pm

Nonstop1h 40m

Dublin

Thu 8/28

7:05 am-9:45 am

Nonstop1h 40m

$48

BrusselsDublin

BRU - DUB

BRUDUB

Brussels Bruxelles-National

Fri 8/29

8:45 pm-9:25 pm

Nonstop1h 40m

Dublin

Fri 9/5

2:15 pm-4:55 pm

Nonstop1h 40m

$49

BrusselsDublin

BRU - DUB

BRUDUB

Brussels Bruxelles-National

Tue 8/19

10:20 pm-11:00 pm

Nonstop1h 40m

Dublin

Sat 9/6

6:35 am-9:15 am

Nonstop1h 40m

$50

BrusselsDublin

BRU - DUB

BRUDUB

Brussels Bruxelles-National

Sat 10/11

10:05 pm-10:45 pm

Nonstop1h 40m

Dublin

Wed 10/15

6:20 am-9:00 am

Nonstop1h 40m

$51

BrusselsDublin

BRU - DUB

BRUDUB

Brussels Bruxelles-National

Wed 8/27

9:30 pm-10:10 pm

Nonstop1h 40m

Dublin

Fri 8/29

6:50 am-9:40 am

Nonstop1h 50m

$75

BrusselsDublin

BRU - DUB

BRUDUB

Brussels Bruxelles-National

Fri 9/19

10:20 am-11:05 am

Nonstop1h 45m

Dublin

Mon 9/22

6:50 am-9:40 am

Nonstop1h 50m

$83

Flights are sorted by cheapest round-trip 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 Bruxelles-National Airport 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 cheapest month to fly to Dublin?

In general, January is the cheapest month to fly from Brussels Bruxelles-National Airport to Dublin. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $68. If you’re not able to fly to Dublin in January, then February is your next best option. Flight prices from Brussels Bruxelles-National Airport to Dublin during February average around $77.

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

The cheapest day to depart from Brussels Bruxelles-National Airport to Dublin is on a Friday. Travelers who choose to depart for Dublin on a Friday will often find tickets for as low as $162. Flights from Brussels Bruxelles-National Airport to Dublin on a Monday will generally be more expensive and average around $539. 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 Dublin?

At noon is the cheapest time of day to fly from Brussels Bruxelles-National Airport to Dublin when you can find flight prices for as low as $94. Flying to Dublin at noon is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive with an average ticket price of $475.

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

Fly from Brussels Bruxelles-National to Dublin for the best Brussels Bruxelles-National - 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 Bruxelles-National Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around $101 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Brussels Bruxelles-National Airport for as low as $77 on momondo.

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

There are 3 cabin classes available to choose from on Brussels Bruxelles-National to Dublin flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

As of July 2025, prices for Brussels Bruxelles-National Airport to Dublin flights are approximately 19% more expensive when compared to flights at the same time last year.

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

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

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

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

Best Price Found

$20

Fastest flight time

1h 35m

Direct flights

Every day

Airports in Dublin

1 airport
The best one-way flight to Dublin from Brussels Bruxelles-National Airport in the past 72 hours is $20. The best round-trip flight deal from Brussels Bruxelles-National Airport to Dublin found on momondo in the last 72 hours is $42.
The fastest flight from Brussels Bruxelles-National Airport to Dublin takes 1h 35m
Direct flights go from Brussels Bruxelles-National Airport to Dublin every day.
There is 1 airport near Dublin: Dublin (DUB)
Search flight deals

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

    There are 485.2 mi between Brussels Bruxelles-National and Dublin. A reasonable flight in good conditions will take 1h 35m.

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

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

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

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

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

    The required travel and health documents for your Dublin Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Dublin Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

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

Best airlines flying from Brussels Bruxelles-National Airport to Dublin

Compare and see reviews for airlines that fly from Brussels Bruxelles-National Airport to Dublin with momondo
Airline
Rating
Free Cancellation
Price
RyanairPriceFrom $37Free CancellationRating
6.8
5,154 reviews
Search Ryanair flights
Aer LingusPriceFrom $70Free CancellationRating
7.1
1,192 reviews
Search Aer Lingus flights

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

    Aer Lingus flies from Brussels Bruxelles-National Airport to Dublin around 10 times per week, with 1,192 momondo users rating the airline 7.1/10. The cheapest Aer Lingus deal from Brussels Bruxelles-National Airport to Dublin in the last 72 hours was $70 (round-trip), much lower than the average airfare cost of $158 for Aer Lingus flights on this route.

  • Ryanair Flights From Brussels Bruxelles-National Airport to Dublin

    $37 is the best Ryanair flight deal from Brussels Bruxelles-National Airport to Dublin found on momondo over the last 72 hours. The average Ryanair ticket price found was closer to $88, however, with flight time and availability significantly affecting the price. Ryanair (6.8/10 from 5,154 user reviews) flies into Dublin from Brussels Bruxelles-National Airport 5 times in an average week so prices can vary.

Traveling to a place near Dublin?

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

Why use momondo?

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

It is quick and easy to find Brussels to Dublin flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Dublin that suits you.

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?

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 Brussels to Dublin.

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

Yes momondo offers price alerts on flights to Dublin from Brussels. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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