$90 Cheap American Airlines flights San Juan (SJU) to Miami (MIA)

Landing cheap one-way American Airlines flights from SJU to MIA from $90 on Expedia couldn't be simpler — just filter by "Price (lowest to highest)." Or check out our budget-friendly return fares from $141 for your next exciting 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.

Snagging the best American Airlines deals from SJU to MIA often comes down to timing. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. As an added bonus, you can pocket 17% on average by buying your fare on a Sunday rather than a Friday, which is often the most expensive day to book.* It's smart to kick off your flight search about one month before you want to travel.*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.

Taking off from SJU at 6:15AM UTC-4, the first American Airlines flight to MIA lands at 8:15AM UTC-5. Traveling early means you're less likely to encounter delays or cancellations.* Don't like early starts? The last American Airlines flight from SJU to MIA departs at 6:20PM UTC-4 and touches down at 8:20PM UTC-5.*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.