$80 Cheap American Airlines flights Denver (DEN) to Miami (MIA)

Landing cheap one-way American Airlines flights from DEN to MIA from $80 on Expedia is simple --- just filter by "Price (lowest to highest)." Alternatively, check out our affordable round-trip fares from $154 for your next getaway.**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.

Look for cheap American Airlines flights from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA) one to three months before your departure day. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare type and journey, the best day of the week to book a domestic flight is usually Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**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 DEN to MIA with American Airlines departs at 12:59AM UTC-7. You'll touch down at 6:53AM UTC-5. The last American Airlines flight of the day takes off at 1:00PM UTC-7 and arrives at 6:55PM UTC-5. With around 20% fewer cancellations for morning and mid-morning flights, setting off early is generally the best option.**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.