Dublin to Brussels
Dublin to Brussels is cheapest in September. April, the most expensive month we measured, costs about 37 € more.
Dublin to Brussels is 790 km flown direct. Every fare we measured came from Ryanair.
That comes from pricing 331 departure dates across 12 months. Every figure below is a fare we measured on the day shown, not a live quote. When we have nothing fresh to say about a route, its page stops existing.
What is a good price from Dublin to Brussels?
Anything at or below the quarter mark beats three in four of the 331 one-way fares we measured here. Above the median, wait or move the date.
seen 18 Aug 2026
How far ahead do the cheap fares sit?
When we measured, the cheapest quarter of fares sat between 63 and 162 days before departure, closer in than the market as a whole. The cheap fares were on nearer dates, not months away, when we looked.
a snapshot of where the cheap seats sat, seen 18 Aug 2026
Which day of the week is cheapest?
On average, Wednesday departures came out lowest and Saturday highest, a spread of about 12 €. The day matters less than the month here: pick the month first, then the day.
Is another Brussels airport cheaper from Dublin?
We price 2 airports for Brussels from Dublin. Brussels currently holds the cheapest floor of them.