On Saturday, May 20, 2017, the price of the dollar in Mexico was quoted at an average of: 1 Dollar = 18.5500 Pesos BUY18.1730 SELL18.9270 -0.2000 %-0.0368Dollar Price in Mexican Banks BUYSELL18.0019.0017.6018.4418.337518.737518.1518.9017.5518.9518.1319.3218.2019.0018.3318.9018.3518.9517.5518.9518.4118.9818.2019.0018.2019.20