CHF to BYN exchange rate on 2026-09-11 Closing rate1 CHF = 3.7459 BYNDay-over-day change: -1.02%Previous close: 3.7845More dataLive rate & chartMonthly summaryDownload CSVAvailable daily data: 2026-03-06 – 2026-09-19 Guide valutarie Tutti i tassi CHF Tutti i tassi BYN BYN Per CHF