Cheapest return flights from Lisbon to Dublin in September from 98€

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

Return flights

30 Sep - 05 Oct Aer Lingus direct
26 Sep - 12 Oct Aer Lingus direct
26 Sep - 28 Sep Aer Lingus direct
26 Sep - 30 Sep Aer Lingus direct
26 Sep - 29 Sep Aer Lingus direct
30 Sep - 04 Oct Aer Lingus direct
30 Sep - 07 Oct Aer Lingus direct
30 Sep - 02 Oct Aer Lingus direct
26 Sep - 27 Sep Aer Lingus direct
24 Sep - 29 Sep easyJet
17 Sep - 29 Sep Ryanair
23 Sep - 30 Sep Air Europa
17 Sep - 28 Sep Ryanair
23 Sep - 29 Sep Air Europa
30 Sep - 01 Oct Aer Lingus direct
13 Sep - 27 Sep Ryanair direct
23 Sep - 01 Oct Air Europa
27 Sep - 05 Oct Aer Lingus direct
29 Sep - 04 Oct Ryanair
18 Sep - 04 Oct Transavia France

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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