CUP to BYN exchange rate on 2026-09-11 Closing rate1 CUP = 0.1268 BYNDay-over-day change: -0.66%Previous close: 0.1277More dataLive rate & chartMonthly summaryDownload CSVAvailable daily data: 2026-03-06 – 2026-09-18 Guide valutarie Tutti i tassi CUP Tutti i tassi BYN BYN Per CUP