Cheapest return flights from Dublin to Kos in September from $88

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

Return flights

06 Sep - 09 Sep Ryanair direct
02 Sep - 06 Sep Ryanair direct
02 Sep - 09 Sep Ryanair direct
06 Sep - 13 Sep Ryanair direct
09 Sep - 13 Sep Ryanair direct
06 Sep - 16 Sep Ryanair direct
09 Sep - 16 Sep Ryanair direct
02 Sep - 13 Sep Ryanair direct
20 Sep - 27 Sep Ryanair direct
16 Sep - 27 Sep Ryanair direct
30 Sep - 11 Oct Ryanair direct
30 Sep - 07 Oct Ryanair
27 Sep - 07 Oct Ryanair
29 Sep - 03 Oct Ryanair
30 Sep - 14 Oct Ryanair direct
27 Sep - 14 Oct Ryanair direct
23 Sep - 11 Oct Ryanair direct
30 Sep - 04 Oct Ryanair
27 Sep - 04 Oct Ryanair
23 Sep - 04 Oct Ryanair

Also check the deals for one-way flights from Dublin to Kos 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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