New figures from the Central Statistics Office show that foreign resident overnight visitors stayed on average 9.9 nights and spent on average €1,351 on their trips to Ireland in the August.
The CSO said that among the 2,194,300 passengers departing Ireland on overseas routes in August, 737,600 (33.6%) were foreign resident overnight visitors completing their trips.
The rest were Irish residents heading abroad (55%) and foreign resident same-day visitors (11.4%)).
Amongst the 737,600 foreign resident overnight visitors some 35.2% were from Great Britain, 19.3% were from the US and 7.8% were from France, the CSO noted.
Meanwhile, 6.5% of the visitors came from Germany, 5.9% came from Spain and Portugal, 5.4% from Italy and 4.5% came from the Benelux countries.
47.2% of the people coming here said they were visiting Ireland for holiday or leisure purposes.
More of the visitors stayed mainly in hotels (40.3%) than in any other accommodation type, and the mean cost of their visit was €1,351.
This comprised €356 on fare, €62 on prepayments, €428 on accommodation, and €505 on day-to-day expenditure.