Schedule: a typical Wednesday (the flights of Jul 29, 2026, re-dated). Real flights replace these once the FAA publishes them, usually about a day ahead.

AMERICAN · FLIGHT AA 621 SCHEDULED · TYPICAL SCHEDULE

Wednesday, September 30 Yesterday

AA 621 · ATL → PHL

departs 2:15 PM ET · arrives 4:30 PM ET

Forecast issued Wed 10:00 PM ET · 8h after departure

AA 621 isn’t flying ATL → PHL on Wed, Sep 30

This listing came from a typical schedule. According to the FAA, AA 621 flies these legs that day:

SJU → PHL · 2:26 PM · scheduled
SJU → PHL · 2:26 PM · landed
SJU → PHL · 2:40 PM · scheduled
SJU → PHL · 2:40 PM · scheduled