On Tuesday, July 31, 2018, the price of the dollar in Mexico was quoted at an average of: 1 Dollar = 18.4733 Pesos BUY18.1225 SELL18.8242 0.2300 %0.0418Dollar Price in Mexican Banks BUYSELL17.9018.9017.6019.0017.5518.7518.037818.437817.5018.9018.0019.0017.2419.0418.1518.9518.4218.8918.3518.9017.5018.9018.2519.2517.3518.9618.2019.20