AirHint found the following cheapest return flights from Dublin (DUB) to Lima (LIM) in October 2025 (see full year).

Return flights

06 Oct - 12 Oct	Delta
06 Oct - 19 Oct	Delta
03 Oct - 06 Oct	Ryanair
23 Oct - 05 Nov	Ryanair
08 Oct - 21 Oct	Air France
22 Oct - 05 Nov	Aer Lingus
01 Oct - 10 Oct	Vueling Airlines
25 Oct - 31 Oct	Ryanair
25 Oct - 10 Nov	Ryanair
09 Oct - 15 Oct	Ryanair
16 Oct - 23 Oct	Ryanair
18 Oct - 25 Oct	Ryanair
17 Oct - 28 Oct	KLM

Also check the deals for one-way flights from Dublin to Lima in October.

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 Lima in October from $750

Return flights