The cheapest flight to Dublin you can get by boooking 6 days before departure.
The most popular airlines on the route Lyon - Dublin: Aer Lingus (EI).
The cheapest flights you can book on the route Saint Exupery (LYS) - Dublin Airport (DUB).
Direct flights last about 2h 10min.
Direct flights available 3 days a week - Monday, Wednesday, Saturday.
Direct flights: Aer Lingus (EI), Ryanair (FR).