BYN to CUP exchange rate on 2026-09-09 Closing rate1 BYN = 7.7812 CUPDay-over-day change: -0.22%Previous close: 7.7982More dataLive rate & chartMonthly summaryDownload CSVAvailable daily data: 2026-03-06 – 2026-09-19 Guide valutarie Tutti i tassi BYN Tutti i tassi CUP CUP Per BYN