Cheapest return flights from Dublin to Brussels in September from 68€

AirHint found the following cheapest return flights from Dublin (DUB) to Brussels (BRU) in September 2026 (see full year).

Return flights

04 Sep - 10 Sep Ryanair direct
04 Sep - 11 Sep Ryanair direct
17 Sep - 06 Oct Ryanair direct
05 Sep - 10 Sep Ryanair direct
23 Sep - 06 Oct Ryanair direct
05 Sep - 11 Sep Ryanair direct
18 Sep - 06 Oct Ryanair direct
07 Sep - 10 Sep Ryanair direct
24 Sep - 06 Oct Ryanair direct
07 Sep - 11 Sep Ryanair direct
04 Sep - 23 Sep Ryanair direct
04 Sep - 21 Sep Ryanair direct
17 Sep - 23 Sep Ryanair direct
17 Sep - 21 Sep Ryanair direct
27 Sep - 06 Oct Ryanair direct
23 Sep - 11 Oct Ryanair direct
27 Sep - 17 Oct Ryanair direct
24 Sep - 11 Oct Ryanair direct
27 Sep - 11 Oct Ryanair direct
27 Sep - 18 Oct Ryanair direct

Also check the deals for one-way flights from Dublin to Brussels in September.

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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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