On Saturday, January 20, 2018, the price of the dollar in Mexico was quoted at an average of: 1 Dollar = 18.4736 Pesos BUY18.1245 SELL18.8228 -0.0100 %-0.0026Dollar Price in Mexican Banks BUYSELL17.9018.9017.6018.9017.4018.3618.105018.505018.1018.8517.5018.9018.0019.1017.8919.0518.1018.9018.2818.8618.3518.9017.5018.9018.2519.2517.4018.9718.2019.20