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Find cheap flights from Dublin to Brussels from €42

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Dublin to Brussels departing on 13/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Wed 5/6
Wed 12/6

Search hundreds of travel sites at once for deals on flights to Brussels

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Dublin to Brussels, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Dublin to Brussels, as well as popular online travel agencies
In the last 7 days, travellers have searched 42,573,820 times on KAYAK, and here's why:

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Cheap flight deals from Dublin to Brussels (DUB-BRU)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Dublin to Brussels that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
06:50 - 09:40DUB-BRU
1h 50mdirect
10:20 - 11:05BRU-DUB
1h 45mdirect
€65Aer Lingus
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Thu, 30 May - Sun, 2 Jun
06:50 - 09:40DUB-BRU
1h 50mdirect
21:20 - 21:55BRU-DUB
1h 35mdirect
€70Aer Lingus
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Thu, 13 Jun - Sun, 16 Jun
17:45 - 08:15DUB-BRU
13h 30m1 stop
21:25 - 22:00BRU-DUB
1h 35mdirect
€111
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Fri, 21 Jun - Mon, 24 Jun
20:15 - 09:50DUB-BRU
12h 35m1 stop
21:25 - 22:00BRU-DUB
1h 35mdirect
€142
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Tue, 23 Jul - Thu, 25 Jul
20:25 - 20:20DUB-BRU
22h 55m1 stop
06:40 - 12:05BRU-DUB
6h 25m1 stop
€170SWISS
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Mon, 23 Sep - Tue, 29 Oct
08:55 - 14:35DUB-BRU
4h 40m1 stop
15:05 - 22:25BRU-DUB
8h 20m1 stop
€174KLM
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Thu, 30 May - Sat, 1 Jun
18:45 - 08:50DUB-BRU
13h 05m1 stop
20:05 - 12:10BRU-DUB
17h 05m1 stop
€180SWISS
Find Deal
Fri, 24 May - Tue, 4 Jun
05:55 - 14:35DUB-BRU
7h 40m1 stop
15:05 - 20:15BRU-DUB
6h 10m1 stop
€196KLM
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Thu, 15 Aug - Tue, 20 Aug
20:15 - 09:50DUB-BRU
12h 35m1 stop
20:25 - 09:15BRU-DUB
13h 50m1 stop
€204Scandinavian Airlines
Find Deal
Mon, 22 Jul - Tue, 23 Jul
19:30 - 09:20DUB-BRU
12h 50m1 stop
14:30 - 19:25BRU-DUB
5h 55m1 stop
€205Scandinavian Airlines
Find Deal
Wed, 3 Jul - Mon, 8 Jul

Flights from Dublin to Brussels - Travel Insights & Trends

Get data-powered insights and trends into flights from Dublin to Brussels to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest Dublin to Brussels flight route?

The cheapest price for flight routes found by users searching on KAYAK in the last 2 weeks for one-way flights from Dublin to Brussels.
Our data shows that the cheapest route for a one-way flight from Dublin to Brussels cost €15 and was between Dublin and Charleroi Brussels Airport. On average, the best prices are found if you fly this route. The average price for a return flight for this route is €30.

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

The average price of all flights from Dublin to Brussels clicked on KAYAK for each day over the last 12 months.
If you are looking for a flight deal from Dublin to Brussels, look for departures on Sundays and avoid leaving on a Friday, as it's usually the priciest day. When flying back from Brussels, Monday is the cheapest day to fly and Thursday is the most expensive.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Dublin to Brussels, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from Dublin to Brussels is November, where tickets cost €56 on average. On the other hand, the most expensive months are July and May, where the average cost of tickets is €121 and €119 respectively.

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

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from Dublin to Brussels, removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from Dublin to Brussels, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 72 days before departure.

Which airlines provide the cheapest flights from Dublin to Brussels?

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
In the last 72 hours, the cheapest one-way ticket from Dublin to Brussels found on KAYAK was with Aer Lingus for €42. Aer Lingus proposed a return connection from €65 and SWISS from €170.

Which airlines fly direct between Dublin and Brussels?

Airline and price data is aggregated from results in KAYAK’s search results from the last 2 weeks for flights from Dublin to Brussels.
There are 2 airlines that fly direct from Dublin to Brussels. They are Aer Lingus and Ryanair. The cheapest airline for this route is Ryanair, with the best one-way deal found costing €25. On average, the best prices for this route can be found at Ryanair.

How many flights are there between Dublin and Brussels per day?

Each day, there are between 3 and 7 nonstop flights that take off from Dublin and land in Brussels, with an average flight time of 1h 48m. The most common departure time is 06:00 and most flights take off in the morning, while the most flights land at Brussels Bruxelles-National Airport. Each week, there are 32 flights. The most frequent day of departure is Friday, when 22% of all weekly flights depart. The fewest flights depart on a Saturday.

Which cabin class options are there for flights between Dublin and Brussels?

The average price of flights for each cabin class for the route found by users searching on KAYAK over the last 2 weeks.
There is only one cabin class option available for the route, which is Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

How long does a flight from Dublin to Brussels take?

There are no direct flights for this route. The shortest travel duration to get to Brussels from Dublin is 1h 45m.

Good to know

Cheapest flight

€42
Flight from Dublin to Brussels Airport

When to book flights from Dublin to Brussels

Are your dates flexible? Find out the best times to travel from Dublin to Brussels based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Dublin to Brussels

  • What is the cheapest flight from Dublin to Brussels?

    In the last 3 days, the lowest price for a flight from Dublin to Brussels was €45 for a one-way ticket and €70 for a return.

  • Which airports will I be using when flying from Dublin to Brussels?

    When flying out of Dublin you will be using Dublin. You will be landing at one of these airports: Brussels Bruxelles-National or Charleroi Brussels.

  • Which aircraft models fly most regularly from Dublin to Brussels?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Dublin to Brussels?

    Star Alliance, SkyTeam, and oneworld are the airline alliances operating flights between Dublin and Brussels, with Star Alliance being the most commonly used for this route.

  • How does KAYAK find such low prices on flights from Dublin to Brussels?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Dublin to Brussels.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Dublin to Brussels?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Brussels from Dublin is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Dublin to Brussels?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Brussels with an airline and back to Dublin with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Dublin to Brussels?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Brussels from Dublin up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly direct from Dublin to Brussels?

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

Direct departures

Dublin to Brussels

Monday

Aer Lingus, American Airlines, JetBlue, +2 more

Aer Lingus, American Airlines, +3 more

Tuesday

Aer Lingus, American Airlines, JetBlue, +1 more

Aer Lingus, American Airlines, +2 more

Wednesday

Aer Lingus, American Airlines, JetBlue, +2 more

Aer Lingus, American Airlines, +3 more

Thursday

Aer Lingus, American Airlines, JetBlue, +2 more

Aer Lingus, American Airlines, +3 more

Friday

Aer Lingus, American Airlines, JetBlue, +2 more

Aer Lingus, American Airlines, +3 more

Saturday

Aer Lingus, American Airlines, JetBlue, +1 more

Aer Lingus, American Airlines, +2 more

Sunday

Aer Lingus, American Airlines, JetBlue, +2 more

Aer Lingus, American Airlines, +3 more

See more direct flights

Direct returns

Brussels to Dublin

Monday

Aer Lingus, American Airlines, JetBlue, +2 more

Aer Lingus, American Airlines, +3 more

Tuesday

Aer Lingus, American Airlines, JetBlue, +2 more

Aer Lingus, American Airlines, +3 more

Wednesday

Aer Lingus, American Airlines, JetBlue, +2 more

Aer Lingus, American Airlines, +3 more

Thursday

Aer Lingus, American Airlines, JetBlue, +2 more

Aer Lingus, American Airlines, +3 more

Friday

Aer Lingus, American Airlines, JetBlue, +2 more

Aer Lingus, American Airlines, +3 more

Saturday

Aer Lingus, American Airlines, JetBlue, +2 more

Aer Lingus, American Airlines, +3 more

Sunday

Aer Lingus, American Airlines, JetBlue, +2 more

Aer Lingus, American Airlines, +3 more

See more direct flights
See more direct flights

Book cheap flights from Dublin to Brussels

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Dublin to Brussels found on KAYAK in the last 72 hours.
13/8Tue
directAer Lingus
1h 50mDUB-BRU
€42
3/7Wed
1 stopScandinavian Airlines
12h 50mDUB-BRU
€73
27/5Mon
1 stopScandinavian Airlines
11h 45mDUB-BRU
€77
4/10Fri
1 stopLufthansa
13h 20mDUB-BRU
€87
5/7Fri
1 stopKLM
4h 40mDUB-BRU
€104
13/6Thu
2 stops
15h 50mDUB-BRU
€105
19/7Fri
1 stopVueling
10h 00mDUB-BRU
€111
29/5Wed
2 stops
16h 20mDUB-BRU
€113
7/6Fri
1 stopKLM
9h 40mDUB-BRU
€116
11/8Sun
1 stopVueling
6h 35mDUB-BRU
€159

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Last minute flights from Dublin to Brussels

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from Dublin to Brussels that are departing in the next 10 days.
8/5Wed
directAer Lingus
1h 50mDUB-BRU
13/5Mon
directAer Lingus
1h 35mBRU-DUB
€159
8/5Wed
direct
1h 50mDUB-BRU
13/5Mon
multi-stop
12h 20mBRU-DUB
€193
8/5Wed
multi-stop
5h 00mDUB-BRU
13/5Mon
multi-stop
12h 20mBRU-DUB
€207
9/5Thu
directAer Lingus
1h 50mDUB-BRU
11/5Sat
directAer Lingus
1h 45mBRU-DUB
€215
9/5Thu
multi-stopKLM
9h 40mDUB-BRU
11/5Sat
multi-stopKLM
5h 15mBRU-DUB
€337
11/5Sat
multi-stopKLM
19h 20mDUB-BRU
14/5Tue
multi-stopKLM
15h 25mBRU-DUB
€386
8/5Wed
multi-stopAustrian Airlines
13h 05mDUB-BRU
13/5Mon
multi-stopAustrian Airlines
18h 40mBRU-DUB
€528
9/5Thu
multi-stopSWISS
10h 40mDUB-BRU
11/5Sat
multi-stopSWISS
22h 55mBRU-DUB
€543
8/5Wed
multi-stopAustrian Airlines
7h 15mDUB-BRU
8/5Wed
multi-stopAustrian Airlines
29h 20mBRU-DUB
€559
9/5Thu
multi-stopSWISS
9h 05mDUB-BRU
11/5Sat
multi-stopSWISS
12h 20mBRU-DUB
€613

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Dublin - Brussels Flights

Departure:

Dublin (DUB)Ireland

Return flight deals:

Brussels - Dublin

Cabin classes: