Price observed over the last 3 months for a round trip.
Compare all flight tickets and find cheap flights from Brussels to Dublin
The cheapest flights right now
Brussels – Dublin
Outbound – Nov 27, 2026
direct
1h 45m Return – Nov 30, 2026
direct
1h 40m $50
yesterday
Brussels – Dublin
Outbound – Dec 3, 2026
direct
1h 45m Return – Dec 7, 2026
direct
1h 40m $49
yesterday
Brussels – Dublin
Outbound – Nov 27, 2026
direct
1h 45m Return – Nov 30, 2026
direct
1h 40m $56
2 days ago
Brussels – Dublin
Outbound – Nov 27, 2026
direct
1h 40m Return – Nov 30, 2026
direct
1h 40m $59
2 days ago
* Prices are in USD per passenger, including taxes, for a round trip. Prices are based on searches carried out within the last 72 hours. Please note that availability and ticket prices are subject to change and should not be considered as the final price quoted.
Cheapest flight tickets
$48
Average price of a round trip
$79
Average flight ticket price recorded over the last 3 months for a round trip.
Flight duration
1h43
A flight from Brussels to Dublin takes on average 1h43.
Best time
November
According to user searches, the ideal month to go to Dublin is November.
The best flight deals for a weekend
Brussels – Dublin
Outbound – Nov 27, 2026
direct
1h 45m Return – Nov 30, 2026
direct
1h 40m $50
yesterday
Brussels – Dublin
Outbound – Nov 27, 2026
direct
1h 45m Return – Nov 30, 2026
direct
1h 40m $56
2 days ago
Brussels – Dublin
Outbound – Nov 27, 2026
direct
1h 40m Return – Nov 30, 2026
direct
1h 40m $59
2 days ago
* Prices are in USD per passenger, including taxes, for a round trip. Prices are based on searches carried out within the last 72 hours. Please note that availability and ticket prices are subject to change and should not be considered as the final price quoted.
Tips for finding a cheap flight from Brussels to Dublin
Check out our tips for booking your flight to Dublin (Ireland) from Brussels (Belgium) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is May, with an average flight ticket price of $36 (calculation over the last two years). The most touristic season corresponds to the months of October, November and September.
For the cheapest flights, it is advisable to buy your ticket at least 35 days before the departure date.
The airline offering the cheapest flight tickets is Ryanair. A ticket from the airline Ryanair to Dublin costs on average $72.
The airlines that offer the most flights are Aer Lingus, Ryanair and Aer Lingus.
info departure city :
Brussels, Belgium
airport :
Brussels-National Airport (BRU)
local time :
Brussels is a city in the country Belgium, the time zone is [[timezone]]. In Brussels, it is currently {fromLocalTime}, the temperature is on average 15°C, with a minimum of 12°C and a maximum of 21°C.
The city of Brussels (BRU) has 1 airport(s): Brussels-National
destination info :
Dublin, Ireland
airport :
Dublin International Airport (DUB)
local time :
Dublin is in the country Ireland, the time zone is [[timezone]]. In Dublin, it is currently {toLocalTime}, the temperature is on average 8°C, with a minimum of 5°C and a maximum of 13°C.
The city of Dublin has 1 airport(s): Dublin
Useful info about Dublin
What is the least touristic period to go to Dublin?
If you want to visit Dublin during the least touristic period, choose the month of November.
What is the most popular time to travel to Dublin?
In Dublin, the most popular month is October. It is during this period that the prices offered by airlines are also the highest.
When should I book my flight from Brussels to Dublin?
According to our data, it is recommended to book your flight 35 days before your departure. If you book your flight ticket 6 weeks before your departure, you may find a price below average. You can also choose morning flights that are 23% cheaper than afternoon and evening flights. The cheapest day to book a flight from Brussels to Dublin is Saturday.
What are the arrival and destination airports when traveling between Brussels and Dublin?
When you leave, you can leave from Brussels-National or Brussels-Midi, and you will arrive at Dublin.
How to reach Brussels airport from the city centre?
This information is not available at this time.
Are there other means of transportation to go from Brussels to Dublin?
Airplane is the only means of transportation listed on Liligo for this journey.
Are there big differences in weather between Brussels and Dublin?
In summer, the average temperature is 15°C in Dublin and 18°C in Brussels. The average rainfall in summer is 76 mm in Dublin and 72 mm in Brussels. In summer, it is warmer in Brussels and it rains less in Brussels. In winter, it is colder in Dublin and it rains more in Dublin.
