Cheapest return flights from Barcelona to Dublin in September from $78

Best time to book flights for Barcelona (BCN) to Dublin (DUB) flights at AirHint

AirHint found the following cheapest return flights from Barcelona (BCN) to Dublin (DUB) in September 2025 (see full year).

Return flights

24 Sep - 10 Oct Vueling Airlines direct
25 Sep - 10 Oct Vueling Airlines direct
27 Sep - 10 Oct Vueling Airlines direct
25 Sep - 27 Sep Vueling Airlines
18 Sep - 19 Sep Vueling Airlines direct
12 Sep - 19 Sep Vueling Airlines direct
02 Sep - 19 Sep Vueling Airlines direct
04 Sep - 19 Sep Vueling Airlines direct
28 Sep - 10 Oct Vueling Airlines direct
18 Sep - 27 Sep Vueling Airlines
27 Sep - 27 Sep Vueling Airlines
12 Sep - 27 Sep Vueling Airlines
18 Sep - 21 Sep Vueling Airlines direct
02 Sep - 09 Sep Vueling Airlines direct
21 Sep - 10 Oct Vueling Airlines direct
19 Sep - 10 Oct Vueling Airlines direct

Also check the deals for one-way flights from Barcelona 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.

Book a cheap hotel in Dublin

Cheap car rent in Dublin