CUP to BYN exchange rate on 2026-09-09 Closing rate1 CUP = 0.1285 BYNDay-over-day change: 0.22%Previous close: 0.1282More dataLive rate & chartMonthly summaryDownload CSVAvailable daily data: 2026-03-06 – 2026-09-19 Guide valutarie Tutti i tassi CUP Tutti i tassi BYN BYN Per CUP