Cheapest one-way flights from Lisbon to Dublin in September from $78

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

One-Way flights

24 Sep Ryanair direct
15 Sep Ryanair direct
08 Sep Ryanair direct
03 Sep Ryanair direct
01 Sep Ryanair direct
07 Sep Vueling Airlines
17 Sep TAP direct
06 Sep Ryanair direct
05 Sep Ryanair direct
07 Sep Ryanair direct

Also check the deals for return 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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