Cheapest return flights from Lisbon to Dublin in September from $92

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

Return flights

20 Sep - 28 Sep Ryanair direct
20 Sep - 24 Sep Ryanair direct
20 Sep - 22 Sep Ryanair direct
20 Sep - 30 Sep Ryanair direct
20 Sep - 06 Oct Ryanair direct
16 Sep - 28 Sep Vueling Airlines
16 Sep - 24 Sep Vueling Airlines
16 Sep - 22 Sep Vueling Airlines
15 Sep - 28 Sep Vueling Airlines
15 Sep - 24 Sep Vueling Airlines
15 Sep - 22 Sep Vueling Airlines
20 Sep - 05 Oct Ryanair direct
16 Sep - 06 Oct Vueling Airlines
15 Sep - 06 Oct Vueling Airlines
29 Sep - 18 Oct Vueling Airlines
20 Sep - 07 Oct Ryanair
26 Sep - 15 Oct Ryanair direct
29 Sep - 15 Oct Vueling Airlines
20 Sep - 04 Oct Ryanair direct
20 Sep - 07 Oct Ryanair direct

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

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