$90 Cheap American Airlines flights Miami (MIA) to Denver (DEN)

You'll discover budget-friendly return American Airlines flights from $127 from MIA to DEN by organizing your results from "Price (lowest to highest)" on Expedia. Or search for deals from $90 for a one-way journey.**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.

For cheap American Airlines fares from Miami Intl. Airport (MIA) to Denver Intl. Airport (DEN), start searching one to three months before your planned departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also impact what you pay. Sunday is generally the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your flight on a Sunday.**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 American Airlines flight from MIA to DEN takes off at 8:25AM UTC-5, landing at 11:00AM UTC-7. If you want to head off later in the day, the last American Airlines flight leaves MIA at 8:03PM UTC-5 and lands at DEN at 10:58PM UTC-7. Flying earlier is generally a wise choice as morning and mid-morning flights are 20% less likely to be canceled.**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.