Industrial actions in both countries have forced a number of airlines to cancel certain flights to both.
Airline travellers intending to leave Ireland today for Belgium and Italy are being advised to check airline websites ahead of their departure.
Industrial actions in both countries have forced a number of airlines to cancel certain flights to both.
So far, the the heatwave across Europe has not affected flights.
But Travel Journalist Eoghan Corry says there are certain dos and don'ts for tourists heading to countries dealing with intense heat.