YUL 2023: 21,145,714 (+32.3% versus 2022)
https://www.admtl.com/sites/default/files/2024/ADM_Statsdet_2023FR.pdf
Domestic: 6,591,175 (+21.8%)
International: 9,829,216 (+38.4%)
Transborder: 4,725,323 (+36.3%)
14.55 million international travellers, YUL quickly climbing the list of busiest international airports in North America. Amazing year!