€29 Find Cheap Flights from Brussels to Dublin – Compare and Save

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Everything you should know

Cheapest return flight
€60
Typical prices: €82-€171
Ryanair
Mon 15/1Wed 17/1
BRU - DUB • Direct
Cheapest direct flights
€60
Typical prices: €80-€169
Ryanair
Wed 12/12Wed 19/12
CRL - DUB • Direct
Direct flights
You can fly direct with Ryanair and Aer Lingus. Average duration is 1h 43m
Direct flights
+1
Direct flights
+1
Top routes
Cheapest • 11% average savings
Most popular
Insights
Insights
Avoid delays
Most punctual • 81% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travellers who book at least 6 weeks in advance save around 55% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 36% price drop
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Cheapest • Avg €184 (return)
Shortest trip • 4h 54m (one-way)
Insights
Insights
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you enjoy your trip to Dublin!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Brussels to Dublin

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Brussels to Dublin

Fri, 15 Jan - Sun, 17 Jan
Ryanair Logo
18:40 - 19:20BRU  Brussels Bruxelles-National-DUB Dublin
1h 40mdirect
Ryanair Logo
07:15 - 09:55DUB  Dublin-BRU Brussels Bruxelles-National
1h 40mdirect
€60Ryanair
Thu, 10 Dec - Wed, 16 Dec
Ryanair Logo
09:55 - 10:35BRU  Brussels Bruxelles-National-DUB Dublin
1h 40mdirect
Ryanair Logo
07:10 - 09:50DUB  Dublin-BRU Brussels Bruxelles-National
1h 40mdirect
€60Ryanair
Tue, 8 Dec - Thu, 17 Dec
Ryanair Logo
09:50 - 10:30BRU  Brussels Bruxelles-National-DUB Dublin
1h 40mdirect
Ryanair Logo
06:40 - 09:20DUB  Dublin-BRU Brussels Bruxelles-National
1h 40mdirect
€60Ryanair
Wed, 9 Dec - Fri, 18 Dec
Ryanair Logo
10:25 - 11:05BRU  Brussels Bruxelles-National-DUB Dublin
1h 40mdirect
Ryanair Logo
07:00 - 09:40DUB  Dublin-BRU Brussels Bruxelles-National
1h 40mdirect
€60Ryanair
Sat, 28 Nov - Mon, 30 Nov
Ryanair Logo
09:35 - 10:15BRU  Brussels Bruxelles-National-DUB Dublin
1h 40mdirect
Ryanair Logo
07:10 - 09:50DUB  Dublin-BRU Brussels Bruxelles-National
1h 40mdirect
€60Ryanair
Sat, 28 Nov - Mon, 30 Nov
Ryanair Logo
16:25 - 17:05BRU  Brussels Bruxelles-National-DUB Dublin
1h 40mdirect
Ryanair Logo
07:10 - 09:50DUB  Dublin-BRU Brussels Bruxelles-National
1h 40mdirect
€60Ryanair
Fri, 12 Feb - Thu, 18 Feb
Ryanair Logo
16:40 - 17:25CRL  Charleroi Brussels-DUB Dublin
1h 45mdirect
Ryanair Logo
13:30 - 16:10DUB  Dublin-CRL Charleroi Brussels
1h 40mdirect
€60Ryanair
Sat, 12 Dec - Sat, 19 Dec
Ryanair Logo
18:50 - 19:35CRL  Charleroi Brussels-DUB Dublin
1h 45mdirect
Ryanair Logo
15:45 - 18:25DUB  Dublin-CRL Charleroi Brussels
1h 40mdirect
€60Ryanair
Tue, 6 Apr - Sat, 10 Apr
Aer Lingus Logo
21:25 - 22:10BRU  Brussels Bruxelles-National-DUB Dublin
1h 45mdirect
Aer Lingus Logo
06:50 - 09:40DUB  Dublin-BRU Brussels Bruxelles-National
1h 50mdirect
€63Aer Lingus
Tue, 12 Jan - Wed, 20 Jan
Multiple Airlines Logo
17:50 - 18:30BRU  Brussels Bruxelles-National-DUB Dublin
1h 40mdirect
Multiple Airlines Logo
15:40 - 18:25DUB  Dublin-BRU Brussels Bruxelles-National
1h 45mdirect
€65Multiple Airlines
Booking Insights

Price, demand, and travel trends for Brussels to Dublin flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

How much is a return flight from Brussels to Dublin?

Return flights from Brussels to Dublin typically range from €82 to €171. The lowest price found in the past 5 days was €60 on Ryanair.

What's the cheapest day of the week to fly from Brussels to Dublin?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Brussels to Dublin. It's 4% cheaper than the average day, while Sunday is the most expensive, with prices 22% higher.

What is the cheapest month to fly from Brussels to Dublin?

•January is the cheapest month to fly from Brussels to Dublin at €75 return.
•July (€150) and June (€132) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 98% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Brussels to Dublin the cheapest?

Flights from Brussels to Dublin are cheapest 6 weeks before departure. Booking in this window typically costs about 55% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Brussels to Dublin flights

Low season

January

Cheapest flight

€29
Beat the crowds with an average 23% drop in travellers.
The most popular month to fly with an average 21% increase in travellers.
One-way flight from Brussels Bruxelles-National Airport to Dublin

When to book flights from Brussels to Dublin

Are your dates flexible? Find out the best times to travel from Brussels to Dublin based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Brussels to Dublin flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • What are the earliest and latest flights from Brussels to Dublin?

    These are the earliest and latest flight times available from Brussels to Dublin:

    • Earliest: departs at 09:35 and lands at 11:18
    • Latest: departs at 21:30 and lands at 23:13.

    The flight takes about 1h 43m.

  • Which cabin classes can I book on flights from Brussels to Dublin?

    Only Economy class is available on flights from Brussels to Dublin.

  • How long is a flight from Brussels to Dublin?

    A direct flight from Brussels to Dublin takes 1h 43m, covering 1,250 km.

  • Do I need a passport to fly from Brussels to Dublin?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Brussels to Dublin flight?

    Return flights from Brussels to Dublin range from €82 to €171, with an average of €117 over the past 12 months. Anything below €82 counts as a good deal.

  • How expensive are last-minute Brussels to Dublin flights?

    Last-minute fares on this route (booked within two weeks of departure) run 57% above the €117 route average. Book 6 weeks before departure for the lowest fares.

  • How much can I save by having a stopover when flying from Brussels to Dublin?

    On this route, direct flights are cheaper than stopover options on average. Direct fares average €115 return, compared with €184 via a stopover through Manchester (MAN).

  • What is the standard checked bag allowance on flights from Brussels to Dublin?

    There is no standard. Checked bag policies vary by airline on this route. Most carriers charge €15–€90 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

  • How are flight departures from Brussels to Dublin spread across the day?

    Morning is the busiest departure period on Brussels to Dublin flights, with 50% leaving in that window. Evening departures account for 50%, Afternoon flights for 0%, and Night flights for 0%.

  • How are flight prices from Brussels to Dublin looking right now?

    One-way fares from Brussels to Dublin are currently lower than usual. Average one-way flight prices are about €34, which is 60% below the typical average for this route.

  • Which car hire options are available at Dublin Airport (DUB)?

    Dublin Airport (DUB) hosts 5 major car hire companies, with daily rates starting from around €28 for economy cars. Top options include:

    • Budget
    • Sixt
    • Easirent
    • Europcar
    • Thrifty

  • Which airports can I use when flying from Brussels to Dublin?

    Flights from Brussels to Dublin may depart from several airports in Brussels area, including Brussels Bruxelles-National (BRU) and Charleroi Brussels (CRL). Flights usually arrive at Dublin (DUB).

  • What time of day has the fewest delays on flights from Brussels to Dublin?

    Evening flights have the fewest delays on this route, while night departures tend to have the most.

  • At what point is a flight considered delayed from Brussels to Dublin?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Brussels to Dublin route, 20% of flights were delayed in the past three months, with delays averaging 1h 46m.

  • Which airports do connecting flights from Brussels to Dublin pass through?

    One-stop flights from Brussels to Dublin most commonly connect through:

    • Manchester (MAN) – 63% of one-stop connections
    • Amsterdam Schiphol (AMS) – 20% of one-stop connections
    • Frankfurt am Main (FRA) – 5% of one-stop connections
    • Munich Franz Josef Strauss (MUC) – 5% of one-stop connections

  • Can I save money by using flexible dates for flights from Brussels to Dublin?

    Yes. Flexible dates can save you up to 22% on flights from Brussels to Dublin. Tuesday is the cheapest departure day at €113 return on average, while Sunday is the most expensive at €143, a difference of €30.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • Which airlines fly from Brussels to Dublin?

    2 airlines operate flights between Brussels and Dublin. The airlines offering direct flights on this route include:

    • Ryanair
    • Aer Lingus

  • How much time can I save by choosing a different stopover airport from Brussels to Dublin?

    Flying via Amsterdam Schiphol (AMS) gives the shortest average 1-stop total travel time of 4h 54m, compared to 4h 54m via Munich Franz Josef Strauss (MUC) and 5h 02m via London Heathrow (LHR).

  • What is the time difference between Brussels and Dublin?

    Dublin is 1 hour behind Brussels (Irish Time vs Central European Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Dublin?

    Some of the most popular sights in Dublin are Bord Gáis Energy Theatre, 3Olympia Theatre, and St. Stephen's Green. These are among the most viewed places in Dublin on KAYAK.

  • Which airlines offer extra legroom and free seat selection on Brussels to Dublin flights?

    Among airlines operating Brussels to Dublin flights:

    • Ryanair: offers free seat selection
    • Aer Lingus: offers extra legroom; offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Brussels to Dublin flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Ryanair: a cabin bag and a checked bag in Economy class
    • Aer Lingus: a cabin bag and a checked bag in Economy class

    Baggage allowance can vary by ticket type, cabin class, route, and airline, so always check the fare details before booking.

Your guide to booking Brussels to Dublin flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Sunday. On this route, Tuesday flights average €113, about €30 less than Sunday fares (21% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 6 weeks before you fly. On this route, that window historically saves about 55% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Brussels to Dublin trip for January. Fares historically average €75 return in that month – typically €74 less than the most expensive month, which is July (based on the last 12 months).
  • For the best chance of arriving on time, fly with Aer Lingus. Over the past three months, 81% of Aer Lingus flights from Brussels to Dublin arrived on time, slightly above the route average of 80%. When flights on this route arrive late, they're delayed by an average of 1h 46m, so choosing an airline with strong on-time performance can make a difference if you're on a tight schedule.
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Dublin Airport.

    • Clayton Hotel Dublin Airport
    • Maldron Hotel Dublin Airport
    • Metro Hotel Dublin Airport

Prefer to fly direct from Brussels to Dublin?

 
Find which airlines fly direct from Brussels to Dublin Airport, which days they fly and book direct flights.

Direct departures

Brussels to Dublin

Monday

Aer Lingus,Ryanair

Aer Lingus,Ryanair

Tuesday

Aer Lingus,Ryanair

Aer Lingus,Ryanair

Wednesday

Aer Lingus,Ryanair

Aer Lingus,Ryanair

Thursday

Aer Lingus,Ryanair

Aer Lingus,Ryanair

Friday

Aer Lingus,Ryanair

Aer Lingus,Ryanair

Saturday

Aer Lingus,Ryanair

Aer Lingus,Ryanair

Sunday

Aer Lingus,Ryanair

Aer Lingus,Ryanair

See more direct flights

Direct returns

Dublin to Brussels

Monday

Aer Lingus,Ryanair

Aer Lingus,Ryanair

Tuesday

Aer Lingus,Ryanair

Aer Lingus,Ryanair

Wednesday

Aer Lingus,Ryanair

Aer Lingus,Ryanair

Thursday

Aer Lingus,Ryanair

Aer Lingus,Ryanair

Friday

Aer Lingus,Ryanair

Aer Lingus,Ryanair

Saturday

Aer Lingus,Ryanair

Aer Lingus,Ryanair

Sunday

Aer Lingus,Ryanair

Aer Lingus,Ryanair

See more direct flights

More options for your flight from Brussels to Dublin

Complete your trip to Dublin with a hotel stay or car hire