BYN to BDT exchange rate — September 2026 Open40.2090Close40.5796High40.6339Low39.7751Average40.2078Month change (open → close): 0.92%Daily breakdown (18)DateRate2026-09-0140.2090Details2026-09-0239.7942Details2026-09-0339.7751Details2026-09-0439.8426Details2026-09-0539.9099Details2026-09-0639.8973Details2026-09-0739.8333Details2026-09-0839.9506Details2026-09-0939.8332Details2026-09-1040.1387Details2026-09-1140.4937Details2026-09-1240.6031Details2026-09-1340.5436Details2026-09-1440.4881Details2026-09-1540.6031Details2026-09-1640.6106Details2026-09-1740.6339Details2026-09-1840.5796DetailsLive rate & chartDownload CSVAvailable daily data: 2026-03-06 – 2026-09-18 Currency guides All BYN rates All BDT rates BDT To BYN