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.
DELTA · FLIGHT DL 548SCHEDULED · TYPICAL SCHEDULE
DL 548 · PHX → JFK
departs 10:35 PM MT · arrives 6:27 AM ET
Forecast issued Wed 12:00 AM ET · 50h before departure
Odds over time
Arrive at JFK more than 15 minutes late?
11%chance · ±3 pts– · 24h
HOW SURE WE AREModerate. The odds now blend history with early weather forecasts.
How late will it get to JFK?
On time or early
88%
15–30 min late
2%
30 min–1 hour late
5%
1–2 hours late
3%
Over 2 hours late
1%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.