AirHint found the following cheapest return flights from Dublin (DUB) to Barcelona (BCN) in July 2026 (see full year).

Return flights

19 Jul - 29 Jul	TAP
12 Jul - 19 Jul	TAP
10 Jul - 19 Jul	TAP
07 Jul - 14 Jul	Ryanair
14 Jul - 21 Jul	Ryanair
09 Jul - 16 Jul	Ryanair
26 Jul - 02 Aug	TAP
17 Jul - 26 Jul	TAP
01 Jul - 15 Jul	Ryanair
23 Jul - 02 Aug	TAP
24 Jul - 02 Aug	TAP
21 Jul - 24 Jul	Ryanair	direct
02 Jul - 16 Jul	Ryanair
27 Jul - 06 Aug	Ryanair
28 Jul - 13 Aug	Ryanair	direct
28 Jul - 07 Aug	Ryanair	direct
28 Jul - 11 Aug	Ryanair	direct
27 Jul - 07 Aug	Ryanair	direct
27 Jul - 13 Aug	Ryanair	direct
27 Jul - 11 Aug	Ryanair	direct

Also check the deals for one-way flights from Dublin to Barcelona in July.

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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Cheapest return flights from Dublin to Barcelona in July from 119€

Return flights