Cheapest return flights from Lisbon to Dublin in September from 110€

AirHint found the following cheapest return flights from Lisbon (LIS) to Dublin (DUB) in September 2026 (see full year).

Return flights

24 Sep - 13 Oct Ryanair direct
24 Sep - 28 Sep Ryanair direct
22 Sep - 13 Oct Ryanair direct
24 Sep - 03 Oct Ryanair direct
16 Sep - 28 Sep Vueling Airlines
28 Sep - 13 Oct Vueling Airlines
24 Sep - 12 Oct Ryanair direct
16 Sep - 03 Oct Vueling Airlines
24 Sep - 11 Oct Ryanair direct
16 Sep - 22 Sep Vueling Airlines
16 Sep - 20 Sep Vueling Airlines
16 Sep - 19 Sep Vueling Airlines
22 Sep - 28 Sep Ryanair direct
22 Sep - 03 Oct Ryanair direct
22 Sep - 12 Oct Ryanair direct
28 Sep - 03 Oct Vueling Airlines
15 Sep - 28 Sep Ryanair direct
22 Sep - 22 Sep Ryanair direct
15 Sep - 22 Sep Ryanair direct
15 Sep - 20 Sep Ryanair direct

Also check the deals for one-way flights from Lisbon to Dublin in September.

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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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