Which airports does Aer Lingus flies between for Dublin-Lisbon?
What do Aer Lingus flights from Dublin to Lisbon cost?
One of Aer Lingus cheapest prices for a Dublin to Lisbon flight we have right now is £ 41.
On average though, flights with Aer Lingus cost £ 389.72 for the route Dublin to Lisbon, though it depends a lot on the season and how far in advance you book your tickets.