Its an increase of 87% on May's figures.
160,000 passengers arrived in Ireland from overseas in June, an increase of 87 per cent on May.
CSO figures show just under 200,000 passengers left the country on overseas trips, last month , that's up 105 per cent on the previous month.
Continental routes contributed most to passenger traffic in June, while just 11,000 passengers arrived on transatlantic routes and 7,700 departed.
Apart from Britain, the most important routing countries for overseas travel were Spain, Poland and the Netherlands.

Normal People Actors Among Signatures On Letter To UK Government Supporting Sally Rooney
Kildare Saw Significant Increases In Road Deaths This Year
According To New Figures Over 70,000 People Leave ED's Before Finishing Treatment
DART Plus Projects Expected to Progress by End of November
63 Derelict Sites on Kildare Register as Government Moves to Strengthen 7% Tax Enforcement
Investigation Underway As Bodies Of Two People Found In Bray Property
Kildare Under Status Yellow Rainfall Warning From Tomorrow
Vote To Get Rid Of Triple Lock To Take Place In Dáil Today