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

Return flights

03 Jul - 10 Jul	Ryanair	direct
03 Jul - 05 Jul	Ryanair	direct
03 Jul - 13 Jul	Ryanair	direct
24 Jul - 07 Aug	Ryanair	direct
03 Jul - 12 Jul	Ryanair	direct
24 Jul - 31 Jul	Ryanair	direct
10 Jul - 31 Jul	Ryanair	direct
02 Jul - 05 Jul	Ryanair
20 Jul - 07 Aug	Ryanair	direct
19 Jul - 07 Aug	Ryanair	direct
20 Jul - 31 Jul	Ryanair
06 Jul - 12 Jul	Ryanair	direct
06 Jul - 13 Jul	Ryanair	direct
17 Jul - 07 Aug	Ryanair	direct
24 Jul - 16 Aug	Ryanair	direct

Also check the deals for one-way flights from Cologne to Dublin 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 Cologne to Dublin in July from 119€

Return flights