Aer Lingus staff belonging to the SIPTU union are to go on strike next Monday 1st October over planned changes to their pension scheme.
Members who work at Dublin Airport Authority are also taking part in the industrial action.
SIPTU said the decision had been reached following the failure of both companies to put forward any meaningful proposals to resolve the dispute.
Flights and services at Dublin, Shannon and Cork airports could be affected.
Whilst we (GTM) will be informing anyone whose flight is affected, please do not hesitate to contact us hould you have any concerns.