New Central Statistics Office figures show that Irish residents took more than 5.3 million domestic trips in the third and fourth quarters of 2020, a decrease of almost 19% compared with the same time in 2019.
Domestic trips increased by 290,000 in the third quarter of 2020 when compared with the same time in 2019, but domestic trips declined by just over 1.5 million in the fourth quarter of last year.
The CSO said that total expenditure on domestic trips in the third and fourth quarters amounted to €1.167 billion.
People on holidays spent €916m of this, while those visiting friends or relatives spent €168m.
When compared with the same time in 2019, expenditure on holidays was up 11.5%, while spending on trips to visit friends or relatives was down by 24.9%.
Today's CSO figures show that overall hotel stays were down by 32% in the second half of 2020, while trips to self-catering/rented houses were up by 25%.
According to the CSO, Irish residents took almost 6% fewer domestic holiday trips in the second half of 2020 when compared with the same time in 2019.
It noted that trips to visit friends and relatives were down by 20%, while business trips slumped by 70% as Covid-19 continued to have an impact on domestic travel after the initial travel restrictions were lifted in 2020.