$79 Cheap American Airlines flights Buffalo (BUF) to Miami (MIA)

Set the "Price (lowest to highest)" filter on Expedia to search for cheap American Airlines round-trip flights from $159 from BUF to MIA. Affordable one-way fares from $79 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.

Start searching one to three months ahead of your travel date to get cheap fares on American Airlines flights from Buffalo Niagara Intl. Airport (BUF) to Miami Intl. Airport (MIA). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Nail your timing, and you can enjoy significant savings on domestic journeys.*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 earliest flight from BUF to MIA with American Airlines departs at 5:21AM UTC-5. You'll touch down at 9:04AM UTC-5. The last American Airlines flight of the day takes off at 5:21AM UTC-5 and arrives at 9:04AM UTC-5. With 20% fewer cancellations for early and mid-morning departures, setting off early is typically 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.