BYN to CUP exchange rate on 2026-08-23 Closing rate1 BYN = 7.9890 CUPDay-over-day change: -3.94%Previous close: 8.3164More dataLive rate & chartMonthly summaryDownload CSVAvailable daily data: 2026-03-06 – 2026-09-18 Guide valutarie Tutti i tassi BYN Tutti i tassi CUP CUP Per BYN