Cheapest return flights from Lisbon to Dublin in September from 135€

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

Return flights

27 Sep - 10 Oct Ryanair direct
27 Sep - 12 Oct Ryanair direct
15 Sep - 29 Sep Ryanair direct
03 Sep - 15 Sep Ryanair direct
01 Sep - 15 Sep Ryanair direct
27 Sep - 29 Sep Ryanair direct
20 Sep - 10 Oct Ryanair direct
15 Sep - 15 Sep Ryanair direct
20 Sep - 29 Sep Ryanair direct
03 Sep - 06 Sep Ryanair direct
01 Sep - 06 Sep Ryanair direct
27 Sep - 09 Oct Ryanair direct
13 Sep - 29 Sep Ryanair direct
13 Sep - 15 Sep Ryanair direct
25 Sep - 10 Oct Ryanair direct
25 Sep - 12 Oct Ryanair direct
20 Sep - 09 Oct Ryanair direct
27 Sep - 14 Oct Ryanair direct
27 Sep - 16 Oct Ryanair direct
15 Sep - 01 Oct 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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