$115 Cheap American Airlines flights Portland (PDX) to Miami (MIA)

Make use of the "Price (lowest to highest)" filter on Expedia to look for cheap American Airlines return flights from $229 from PDX to MIA. Affordable one-way fares from $115 are also available.**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 Portland Intl. Airport (PDX) to Miami Intl. Airport (MIA) one to three months ahead of your day of departure. 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 class and itinerary, the best day 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 PDX to MIA with American Airlines leaves at 10:45PM UTC-8. You'll land at 7:30AM UTC-5. The last American Airlines flight of the day takes off at 10:45PM UTC-8 and arrives at 7:30AM UTC-5. With 20% fewer cancellations for departures before midday, beginning your travel day early is usually the best way to go.**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.