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Cheap flights from Dublin to Brussels Bruxelles-National Airport from £15

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/4. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — BRU
2 May — 9 May1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Dublin to Brussels Bruxelles-National are usually found in January or September, booked 48 days in advance, depart on a Sunday or Tuesday and return on a Saturday

Cheap flight deals from Dublin to Bruxelles-National

Enter your travel dates to find the best prices.

Cheapest flights from Dublin to Bruxelles-National
Explore the most affordable flight options available from Dublin to Bruxelles-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 April 2026.

Thu 7/506:50
DUB
-
BRU
Nonstop1h 45m
Ryanair
Fri 15/519:35
BRU
-
DUB
Nonstop1h 45m
Ryanair
Deal found 31/3£33
Wed 6/507:10
DUB
-
BRU
Nonstop1h 45m
Ryanair
Mon 25/520:00
BRU
-
DUB
Nonstop1h 45m
Ryanair
Deal found 29/3£58
Tue 15/906:25
DUB
-
BRU
Nonstop1h 45m
Ryanair
Fri 18/917:50
BRU
-
DUB
Nonstop1h 45m
Ryanair
Deal found 30/3£59
Thu 16/406:50
DUB
-
BRU
Nonstop1h 45m
Ryanair
Mon 20/409:35
BRU
-
DUB
Nonstop1h 45m
Ryanair
Deal found 31/3£69
Thu 9/715:10
DUB
-
BRU
Nonstop1h 45m
Ryanair
Mon 13/720:00
BRU
-
DUB
Nonstop1h 45m
Ryanair
Deal found 29/3£87
Thu 16/406:50
DUB
-
BRU
Nonstop1h 45m
Multiple Airlines
Mon 20/421:30
BRU
-
DUB
1 stop12h 50m
Multiple Airlines
Deal found 31/3£95
Fri 10/406:35
DUB
-
BRU
Nonstop1h 45m
Multiple Airlines
Mon 13/418:55
BRU
-
DUB
2 stops28h 55m
Multiple Airlines
Deal found 2/4£100
Thu 26/1106:50
DUB
-
BRU
Nonstop1h 45m
Multiple Airlines
Sun 29/1109:40
BRU
-
DUB
Nonstop1h 45m
Multiple Airlines
Deal found 2/4£104
Tue 15/921:45
DUB
-
BRU
1 stop15h 45m
Multiple Airlines
Fri 18/917:50
BRU
-
DUB
Nonstop1h 45m
Multiple Airlines
Deal found 30/3£106

Find flight deals from Dublin to Bruxelles-National

Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) to Bruxelles-National (BRU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 2 April 2026.

Round-trip from

£33

One-way from

£15

Popular in

June

Cheapest in

January

Average price

£111

Good round-trip deal

£90 or less
Ryanair
  • Ryanair
  • 7/5-15/5
  • Nonstop
  • 3h 30m total
  • Dublin to Brussels
Search Deals
Ryanair
  • Ryanair
  • 15/4
  • Nonstop
  • 1h 45m total
  • Dublin to Brussels
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£4 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Dublin to Brussels Bruxelles-National.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Dublin to Bruxelles-National 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, Cheapflights users made 858,174 searches. Data last updated 2 April 2026.
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

Cheapest return flight

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Thu 14/5

10:50-13:35

Nonstop1h 45m

Brussels Bruxelles-National

Thu 21/5

21:55-09:00

1 stop12h 05m

£117

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Tue 28/4

08:55-14:40

1 stop4h 45m

Brussels Bruxelles-National

Tue 5/5

08:05-12:40

1 stop5h 35m

£169

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Fri 24/4

19:50-10:15

1 stop13h 25m

Brussels Bruxelles-National

Tue 28/4

20:30-11:50

1 stop16h 20m

£176

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Thu 3/9

19:50-10:15

1 stop13h 25m

Brussels Bruxelles-National

Sun 6/9

20:30-11:50

1 stop16h 20m

£178

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Thu 7/5

08:55-14:40

1 stop4h 45m

Brussels Bruxelles-National

Mon 25/5

15:10-22:25

1 stop8h 15m

£184

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Sat 19/9

19:05-09:40

1 stop13h 35m

Brussels Bruxelles-National

Mon 21/9

10:55-19:05

1 stop9h 10m

£191

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Sat 23/5

19:05-09:40

1 stop13h 35m

Brussels Bruxelles-National

Sun 24/5

21:20-10:55

1 stop14h 35m

£191

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Fri 22/5

19:05-09:40

1 stop13h 35m

Brussels Bruxelles-National

Sun 24/5

21:20-10:55

1 stop14h 35m

£193

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Thu 14/5

18:20-10:40

1 stop15h 20m

Brussels Bruxelles-National

Mon 18/5

21:10-10:10

1 stop14h 00m

£199
Fastest return journey

DublinBrussels

DUB - BRU

DUBBRU

Dublin

Wed 6/5

08:55-14:40

1 stop4h 45m

Brussels Bruxelles-National

Sat 9/5

06:20-10:25

1 stop5h 05m

£202

Flights are sorted by cheapest return flights first.

Deals found on 29/3

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Dublin to Bruxelles-National

Have a flexible travel schedule? Discover the best time to fly to Bruxelles-National from Dublin with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Dublin to Brussels Bruxelles-National Airport

How far ahead should I book a flight from Dublin to Brussels Bruxelles-National Airport?

Use this chart to determine the optimal time to book a return flight from Dublin to Bruxelles-National. Price data was last updated on 2 April 2026.

Booking 48 days in advance of your planned departure date is, on average, the best time to get cheap flights from Dublin to Brussels Bruxelles-National Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Dublin to Brussels Bruxelles-National Airport?

Currently, May is the cheapest month in which you can book a flight from Dublin to Brussels Bruxelles-National Airport (average of £14). Flying from Dublin to Brussels Bruxelles-National Airport in December is currently the most expensive (average of £62). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DUB to BRU?

Find hourly flight availability from Dublin to Bruxelles-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 April 2026.

Unlike in the evening, when flights are generally more expensive, you can save up to 38% on flights from Dublin to Brussels Bruxelles-National Airport by exploring options for tickets at midday.

How much does it cost for a return flight from Dublin to Brussels Bruxelles-National Airport?

Reviews of airlines servicing Bruxelles-National

Get insights into the airlines that provide service to Bruxelles-National. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bruxelles-National. Reviews last updated 2 April 2026.
Read reviews from past customers who have flown with Aer Lingus and Ryanair from Dublin to Brussels Bruxelles-National Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aer Lingus
7.2
Good
1,495 reviews
Check prices

Crew

8.1

Entertainment

7.0

Overall

7.2

Comfort

7.2

Boarding

7.4

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Wendy,Mar 2026

YYZ - DUB

I didn’t happen, my seat was given away because even though my bag was checked through to Dublin apparently the previous airline didn’t check me in. Even when I asked specifically at check in they said I and my luggage we both checked all the way through.
Aer Lingus
7.2
Good
1,495 reviews
Aer Lingus
7.2
Good
1,495 reviews
Check prices

Crew

8.1

Entertainment

7.0

Overall

7.2

Comfort

7.2

Boarding

7.4

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Wendy,Mar 2026

YYZ - DUB

I didn’t happen, my seat was given away because even though my bag was checked through to Dublin apparently the previous airline didn’t check me in. Even when I asked specifically at check in they said I and my luggage we both checked all the way through.
Ryanair
6.9
Okay
5,314 reviews
Aer Lingus
7.2
Good
1,495 reviews
Check prices

Crew

8.1

Entertainment

7.0

Overall

7.2

Comfort

7.2

Boarding

7.4

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Wendy,Mar 2026

YYZ - DUB

I didn’t happen, my seat was given away because even though my bag was checked through to Dublin apparently the previous airline didn’t check me in. Even when I asked specifically at check in they said I and my luggage we both checked all the way through.

Related info for your journey

Find useful and relevant information for your journey from Dublin to Bruxelles-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Dublin to Brussels Bruxelles-National?

    For a flight from Dublin to Brussels Bruxelles-National, you will be flying from Dublin. Dublin (DUB) is just 5.7 mi from the center of the city. Dublin is the only Dublin airport and it handles 5 outbound flights to Brussels Bruxelles-National per day. 2 airlines have flights to Brussels Bruxelles-National from Dublin on a regular basis.

  • How long is the flight from Dublin to Brussels Bruxelles-National Airport?

    Departing from Dublin to Brussels Bruxelles-National Airport will take you 4h 45m. The distance between Dublin and Brussels Bruxelles-National Airport is about 486 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from Dublin to Brussels Bruxelles-National Airport round-trip?

    According to our current data, Aer Lingus (£29), and Ryanair (£31) offers the cheapest pricing from Dublin to Brussels Bruxelles-National Airport. Aer Lingus is priced at 65% lower than the current average price of a flight leaving 3 months from now.

  • What are the most reliable airlines from Dublin to Brussels Bruxelles-National Airport?

    Consider American Airlines (99%), Qatar Airways (97%) or Aer Lingus (93%) when booking your flight. These represent the most reliable airlines when flying from Dublin to Brussels Bruxelles-National Airport.

  • What are the cheapest flights from Dublin to Brussels Bruxelles-National Airport?

    While on average a flight from Dublin to Brussels Bruxelles-National Airport is generally £155, our data shows the cheapest flight currently is £80. When looking at the most popular route, (Dublin - Brussels Bruxelles-National), you can expect to pay £110 for that flight.

  • Can I find deals for flights from Dublin to Bruxelles-National that include hotel bookings?

    Yes. In addition to deals on Dublin to Bruxelles-National flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Dublin to Bruxelles-National?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dublin to Bruxelles-National.

  • Can I find deals for business class flights from Dublin to Bruxelles-National?

    Yes. Cheapflights offers flight deals from Dublin to Bruxelles-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Dublin to Brussels Bruxelles-National Airport?

    Currently, May is the cheapest month in which you can book a flight from Dublin to Brussels Bruxelles-National Airport (average of £14). Flying from Dublin to Brussels Bruxelles-National Airport in December is currently the most expensive (average of £62). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Brussels Bruxelles-National Airport?

Book flights to Brussels Bruxelles-National Airport if you plan to visit one of these locations
Leuven
Ypres
Mechelen
Mons
Spa
Charleroi
Hasselt
Dinant
Zaventem

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Top 2 airlines flying from Dublin to Bruxelles-National

Discover the top 2 airlines that operate flights from Dublin to Bruxelles-National. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 2 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest£29Average£94FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
RyanairCheapest£31Average£70FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Dublin to Bruxelles-National?

Cheapflights helps you search for flights from Dublin to Bruxelles-National via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Dublin to Bruxelles-National?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Dublin to Bruxelles-National for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Dublin to Bruxelles-National with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Dublin to Bruxelles-National flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Dublin to Bruxelles-National become cheaper?

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