That's the best price we could find for select routes on comparable 3-star carriers by $5, although many airlines charge at least $131. Buy Now at DealBase Tips On the DealBase landing page, click "AeroMexico" in the top line to see this sale; we found lower fares within. We found this price on flights departing on May 5, 2020, from Miami, FL (MIA) to Mexico City, Mexico (MEX). Book this travel deal by October 27 for flights through May 31, 2020. All prices, dates, and booking details were valid at the time of publication.