Cheap flights from Dublin to Brussels
From €20 one way, departing Thu 10 Dec. Mondays are usually cheapest. We compare airlines and travel agencies and add no fees.
Cheapest dates from Dublin to Brussels
The lowest one-way fares we found for the coming months. Pick a date to see every flight.
Typical fare by day of the week
Price history
We have not recorded any prices for DUB to BRU yet. The chart appears after people search this route.
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Airport transfer in Brussels
Arrange a pick-up at Brussels airport (BRU) before you fly.
Things to do in Brussels
Find tours, tickets and day trips in Brussels, Belgium.
Car rental in Brussels
Compare rental cars for Brussels (pick up at BRU or in town).
Dublin to Brussels: common questions
Answers use the fares we found most recently and are updated through the day.
How much is a flight from Dublin to Brussels?
The lowest one-way fare we found recently is €20, departing Thu 10 Dec. A typical cheapest fare on other days is around €38. Prices change often, so check the live price before you book.
Which day is cheapest to fly from Dublin to Brussels?
Mondays are usually the cheapest day, about €19 less than Sundays, based on fares found for the next five months.
Which month is cheapest to fly to Brussels?
December 2026 has the lowest fare we found, from €20 on Thu 10 Dec.
How long is the flight from Dublin to Brussels?
Dublin and Brussels are about 780 km apart. A direct flight takes roughly 1.5 hours; flights with a stop take longer.
Does SkimFlight charge a booking fee?
No. SkimFlight compares prices from airlines and travel agencies and sends you to the seller to book. You pay the seller’s price with no fee from us.