US dollar exchange rate in Peru fluctuates in October

The exchange rate for the US dollar in Peru showed fluctuations between October 18 and October 19, 2026. On October 18, the parallel market reported rates of S/ 3.420 for buying and S/ 3.440 for selling. Preliminary data from Bloomberg indicated an opening rate of S/ 3.4365.

Major banking institutions reported varying rates on October 18. For instance, BCP listed buy/sell rates of S/ 3.525 and S/ 3.540, while Banco de la Nación reported S/ 3.480 for buying and S/ 3.600 for selling. Other institutions including Interbank, BBVA, and Scotiabank also provided different competitive rates.

By October 19, the Central Reserve Bank of Peru set the exchange rate at S/ 3.44. The US dollar remains a critical component of the Peruvian economy, influencing international trade, mortgage credits, savings, and import costs.