Cheapest return flights from Dublin to Lisbon in May from 232CAD

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

Return flights

06 May - 13 May Iberia Express
25 May - 28 May TAP direct
25 May - 27 May TAP direct
05 May - 10 May Ryanair direct
09 May - 10 May Ryanair direct
07 May - 10 May Ryanair direct
06 May - 10 May Ryanair direct
15 May - 15 May TAP direct
05 May - 13 May Ryanair direct
09 May - 26 May Ryanair direct
27 May - 01 Jun Iberia Express
25 May - 06 Jun Ryanair direct
18 May - 06 Jun Ryanair direct
29 May - 01 Jun SWISS
23 May - 06 Jun Ryanair direct
25 May - 01 Jun Ryanair direct
18 May - 01 Jun Ryanair direct
27 May - 06 Jun Ryanair direct
16 May - 06 Jun Ryanair direct
16 May - 01 Jun Ryanair direct

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

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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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