Cheapest one-way flights from Brussels to Dublin in September from $17

AirHint found the following cheapest one-way flights from Brussels (BRU) to Dublin (DUB) in September 2025 (see full year).

One-Way flights

23 Sep Ryanair direct
22 Sep Ryanair direct
01 Sep Ryanair direct
14 Sep Ryanair direct
15 Sep Ryanair direct
02 Sep Ryanair direct
26 Sep Ryanair direct
19 Sep Ryanair direct
05 Sep Ryanair direct
25 Sep Ryanair direct

Also check the deals for return flights from Brussels to Dublin in September.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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