$120 Cheap American Airlines flights Miami (MIA) to Cancun (CUN)

Make use of the "Price (lowest to highest)" filter on Expedia to search for cheap American Airlines round-trip flights from $255 from MIA to CUN. Affordable one-way options from $120 are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Start your search for American Airlines flights from MIA to CUN about one month before you want to leave. The cheapest time to book an international flight is generally 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. No matter your ticket type or itinerary, the best day of the week to book international airfare is usually Sunday. Friday is often the most expensive. Passengers booking on a Sunday can save an average of 17% compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

The first flight from MIA to CUN with American Airlines leaves at 8:30AM UTC-5. You'll touch down at 10:40AM UTC-5. The final American Airlines flight of the day leaves at 2:13PM UTC-5 and arrives at 4:18PM UTC-5. With 20% fewer cancellations for morning and mid-morning flights, beginning your travel day early is often the smartest choice.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.