Stansted Airport and Ryanair have apologised to passengers hit by big delays due to thunderstorms across Europe.
Many have described chaotic scenes and a lack of information from staff – after flight restrictions were imposed.
Affected Ryanair customers have been advised of their options of a refund or free move to the next available flight.
Kerry Airport says flights into and out of Farranfore have been affected.
Flights FR842 & FR843 from and to London Luton Airport have been cancelled.
They were due into Kerry Airport at 17:45 and out at 6:10 this evening.