PEN to ARS exchange rate on 2026-09-12 Closing rate1 PEN = 449.1638 ARSDay-over-day change: -0.27%Previous close: 450.3979More dataLive rate & chartMonthly summaryDownload CSVAvailable daily data: 2026-03-06 – 2026-09-19 Guides de devises Tous les taux PEN Tous les taux ARS ARS À PEN