Cheapest return flights from Dublin to Lisbon in August from $78

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

Return flights

25 Aug - 13 Sep Ryanair direct
27 Aug - 13 Sep Ryanair direct
26 Aug - 13 Sep Ryanair direct
23 Aug - 13 Sep Ryanair direct
24 Aug - 13 Sep Ryanair direct
27 Aug - 16 Sep Ryanair direct
25 Aug - 10 Sep Ryanair direct
27 Aug - 10 Sep Ryanair direct
26 Aug - 10 Sep Ryanair direct
23 Aug - 10 Sep Ryanair direct
25 Aug - 28 Aug Ryanair direct
27 Aug - 28 Aug Ryanair direct
26 Aug - 28 Aug Ryanair direct
23 Aug - 28 Aug Ryanair direct
24 Aug - 28 Aug Ryanair direct
25 Aug - 29 Aug Ryanair direct
27 Aug - 29 Aug Ryanair direct
26 Aug - 29 Aug Ryanair direct
23 Aug - 24 Aug Ryanair direct
23 Aug - 29 Aug Ryanair direct

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

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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