Cheapest one-way flights from Dublin to Lisbon in September from 38€

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

One-Way flights

27 Sep Ryanair direct
30 Sep Ryanair direct
01 Sep Ryanair direct
15 Sep Ryanair direct
29 Sep Ryanair direct
21 Sep Ryanair direct
28 Sep Ryanair direct
22 Sep Vueling Airlines
06 Sep Ryanair direct
16 Sep Transavia France

Also check the deals for return flights from Dublin to Lisbon 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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