Schedule: a typical Thursday (the flights of Jul 30, 2026, re-dated). Real flights replace these once the FAA publishes them, usually about a day ahead.
PSA · FLIGHT OH 5509SCHEDULED · TYPICAL SCHEDULE
OH 5509 · MSN → PHL
departs 6:00 AM CT · arrives 9:19 AM ET
Forecast issued Tue 5:00 PM ET · 38h before departure
Odds over time
Arrive at PHL more than 15 minutes late?
9%chance · ±1 pts−1 pt · 24h
HOW SURE WE AREModerate. The odds now blend history with early weather forecasts.
How late will it get to PHL?
On time or early
89%
15–30 min late
2%
30 min–1 hour late
<1%
1–2 hours late
3%
Over 2 hours late
4%
Cancelled
2%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.