Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Dublin to Brussels from £13

DUB — BRU
4 Dec — 11 Dec1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Dublin to Brussels are usually found in January or February, booked 44 days in advance, depart on a Thursday or Sunday and return on a Tuesday

Cheap flight deals from Dublin to Brussels

Enter your travel dates to find the best prices.

Cheapest flights from Dublin to Brussels

Thu 24/1213:30 -
Nonstop1h 40m
Fri 1/116:40 -
Nonstop1h 45m
Deal found 1/11£55
Mon 7/1207:10 -
Nonstop1h 40m
Thu 10/1217:50 -
Nonstop1h 40m
Deal found 31/10£56
Tue 29/1208:00 -
Nonstop1h 40m
Fri 1/116:40 -
Nonstop1h 45m
Deal found 31/10£56
Mon 21/1207:10 -
Nonstop1h 40m
Fri 1/110:15 -
Nonstop1h 40m
Deal found 1/11£57
Thu 24/1213:30 -
Nonstop1h 40m
Wed 30/1218:50 -
Nonstop1h 45m
Deal found 1/11£57
Mon 21/1207:10 -
Nonstop1h 40m
Wed 30/1214:30 -
Nonstop1h 40m
Deal found 1/11£58
Thu 31/1213:30 -
Nonstop1h 40m
Fri 1/116:40 -
Nonstop1h 45m
Deal found 31/10£58
Wed 23/1215:45 -
Nonstop1h 40m
Fri 1/116:40 -
Nonstop1h 45m
Deal found 1/11£60
Wed 23/1215:45 -
Nonstop1h 40m
Wed 30/1218:50 -
Nonstop1h 45m
Deal found 1/11£60
Sat 21/1113:10 -
Nonstop1h 40m
Tue 24/1109:50 -
Nonstop1h 40m
Deal found 3/11£61
Sat 12/1215:45 -
Nonstop1h 40m
Mon 14/1206:40 -
1 stop10h 40m
Deal found 3/11£61
Sat 28/1106:20 -
Nonstop1h 40m
Sat 5/1216:25 -
Nonstop1h 40m
Deal found 31/10£63

Find flight deals from Dublin to Brussels

Round-trip from

£55

One-way from

£13

Popular in

May

Cheapest in

January

Average price

£119
Ryanair
  • Ryanair
  • 24/12-1/1
  • Nonstop
  • 3h 25m total
  • Dublin to Brussels
Search Deals
Ryanair
  • Ryanair
  • 28/11-31/12
  • Nonstop
  • 1h 40m total
  • Dublin to Brussels
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£11 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Dublin to Brussels that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

DublinBrussels

DUB Dublin - CRL Charleroi Brussels

DUBCRL

Dublin

Sat 28/11

15:45-18:25

Nonstop1h 40m

Charleroi Brussels

Wed 31/12

00:00-00:00

Nonstop0h 00m

£13

DublinBrussels

DUB Dublin - CRL Charleroi Brussels

DUBCRL

Dublin

Thu 10/12

13:30-16:10

Nonstop1h 40m

Charleroi Brussels

Wed 31/12

00:00-00:00

Nonstop0h 00m

£17

DublinBrussels

DUB Dublin - CRL Charleroi Brussels

DUBCRL

Dublin

Fri 20/11

13:30-16:10

Nonstop1h 40m

Charleroi Brussels

Wed 31/12

00:00-00:00

Nonstop0h 00m

£17

DublinBrussels

DUB Dublin - CRL Charleroi Brussels

DUBCRL

Dublin

Mon 30/11

06:30-09:10

Nonstop1h 40m

Charleroi Brussels

Wed 31/12

00:00-00:00

Nonstop0h 00m

£17

DublinBrussels

DUB Dublin - CRL Charleroi Brussels

DUBCRL

Dublin

Fri 27/11

13:30-16:10

Nonstop1h 40m

Charleroi Brussels

Wed 31/12

00:00-00:00

Nonstop0h 00m

£17

DublinBrussels

DUB Dublin - BRU Brussels Bruxelles-National

DUBBRU

Dublin

Tue 17/11

06:35-09:15

Nonstop1h 40m

Brussels Bruxelles-National

Wed 31/12

00:00-00:00

Nonstop0h 00m

£21

DublinBrussels

DUB Dublin - BRU Brussels Bruxelles-National

DUBBRU

Dublin

Fri 15/1

07:00-09:40

Nonstop1h 40m

Brussels Bruxelles-National

Wed 31/12

00:00-00:00

Nonstop0h 00m

£21

DublinBrussels

DUB Dublin - BRU Brussels Bruxelles-National

DUBBRU

Dublin

Thu 19/11

06:40-09:20

Nonstop1h 40m

Brussels Bruxelles-National

Wed 31/12

00:00-00:00

Nonstop0h 00m

£22

DublinBrussels

DUB Dublin - CRL Charleroi Brussels

DUBCRL

Dublin

Sat 14/11

15:45-18:25

Nonstop1h 40m

Charleroi Brussels

Wed 31/12

00:00-00:00

Nonstop0h 00m

£28

DublinBrussels

DUB Dublin - BRU Brussels Bruxelles-National

DUBBRU

Dublin

Sun 6/12

07:15-09:55

Nonstop1h 40m

Brussels Bruxelles-National

Wed 31/12

00:00-00:00

Nonstop0h 00m

£28

Flights are sorted by cheapest return flights first.

Deals found on 31/10

Showing 1-10 of 38 resultsSorted by cheapest first
1
2
3
4

Best time to book a flight from Dublin to Brussels

Have a flexible travel schedule? Discover the best time to fly to Brussels from Dublin with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Dublin to Brussels

What is the cheapest month to book a flight from Dublin to Brussels?

Currently, January is the cheapest month in which you can book a flight from Dublin to Brussels (average of £57). Flying from Dublin to Brussels in May is currently the most expensive (average of £130). 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?

Unlike in the morning, when flights are generally more expensive, you can save up to 26% on flights from Dublin to Brussels by exploring options for tickets in the evening.

Weekly flight availability from Dublin to Brussels

The most flights from DUB to BR1 are scheduled on a Monday (7 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (3 on average).

How much does it cost for a return flight from Dublin to Brussels?

Airfare is below average for this route at the moment.
Dublin to Brussels flights typically cost between £67 and £137 in December.
The cheapest return price found within the last 5 days was £55 on Ryanair (24 Dec–1 Jan).

How often are flights from Dublin to Brussels delayed?

About 11% of weekly flights between Dublin and Brussels have experienced delays in the past year, with the average delay time being 110 minutes.

What is the most punctual flight time for Dublin to Brussels flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Dublin to Brussels flights?

Over the past year, Aer Lingus have had the lowest number of delays on this route, with just 10% of flights being delayed.

How far ahead should I book a flight from Dublin to Brussels?

The best time to book flights from Dublin to Brussels is 41 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Brussels

Read through reviews of airlines operating flights from Dublin to Brussels, such as Aer Lingus and Ryanair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Aer Lingus
7.3
Good
1,878 reviews
Check prices

Comfort

7.2

Entertainment

7.0

Overall

7.3

Food

6.7

Crew

8.1

Boarding

7.5

Reviews

1 / 20
10.0
Excellent

Karin,Oct 2026

DUB - MCO

Food could have been better. The chicken and rice dish was excellent. Not sure about the salads. And the pizza was horrible was lukewarm and had way too much dough. Staff was mixed. Some staff didn’t seem like they wanted to be there.
Aer Lingus
7.3
Good
1,878 reviews
Aer Lingus
7.3
Good
1,878 reviews
Check prices

Comfort

7.2

Entertainment

7.0

Overall

7.3

Food

6.7

Crew

8.1

Boarding

7.5

Reviews

1 / 20
10.0
Excellent

Karin,Oct 2026

DUB - MCO

Food could have been better. The chicken and rice dish was excellent. Not sure about the salads. And the pizza was horrible was lukewarm and had way too much dough. Staff was mixed. Some staff didn’t seem like they wanted to be there.
Ryanair
6.9
Okay
5,447 reviews
Aer Lingus
7.3
Good
1,878 reviews
Check prices

Comfort

7.2

Entertainment

7.0

Overall

7.3

Food

6.7

Crew

8.1

Boarding

7.5

Reviews

1 / 20
10.0
Excellent

Karin,Oct 2026

DUB - MCO

Food could have been better. The chicken and rice dish was excellent. Not sure about the salads. And the pizza was horrible was lukewarm and had way too much dough. Staff was mixed. Some staff didn’t seem like they wanted to be there.

Related info for your journey

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

    Located just 5.7 mi from the city center, Dublin is the airport most travelers will use when flying to Brussels from Dublin. Booking flights from Dublin (DUB) to Brussels should be relatively easy as there are 4 daily outbound flights to Brussels from 2 different airlines.

  • How long is the flight from Dublin to Brussels?

    A quick flight from Dublin to Brussels can take about 1h 40m. Ryanair provides one of the quickest options available for as low as £56. The distance from Dublin to Brussels is about 499 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    According to our current data, Ryanair (£47), and Aer Lingus (£55) offers the cheapest pricing from Dublin to Brussels. Ryanair is 52% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most reliable airlines from Dublin to Brussels?

    The top 3 most reliable airlines when flying from Dublin to Brussels are JetBlue (89%), Aer Lingus (89%) and American Airlines (83%).

  • What are the cheapest flights from Dublin to Brussels?

    While on average a flight from Dublin to Brussels is generally £119, our data shows the cheapest flight currently is £51. When looking at the most popular route, (Dublin - Brussels Bruxelles-National), you can expect to pay £109 for that flight.

  • Can I find deals for flights from Dublin to Brussels that include hotel bookings?

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

  • How can I find direct flights from Dublin to Brussels?

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

  • Can I find deals for business class flights from Dublin to Brussels?

    Yes. Cheapflights offers flight deals from Dublin to Brussels 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?

    Currently, January is the cheapest month in which you can book a flight from Dublin to Brussels (average of £57). Flying from Dublin to Brussels in May is currently the most expensive (average of £130). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Dublin to Brussels

Dublin to Bruxelles-National flights

Top 2 airlines flying from Dublin to Brussels

AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£47Average£94FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Aer LingusCheapest£55Average£87FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

Fly with Cheapflights

How does Cheapflights help users find flights from Dublin to Brussels?

Deals for Dublin to Brussels flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Dublin to Brussels?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Brussels from Dublin.

Can Cheapflights find flights from Dublin to Brussels with no change fees?

Certainly. Search results for flights to Brussels from Dublin shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Dublin to Brussels become cheaper?

Of course! You can now track prices for flights from Dublin to Brussels and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.