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 315SCHEDULED · TYPICAL SCHEDULE
Tomorrow
DL 315 · ATL → JAC
departs 6:10 PM ET · arrives 8:04 PM MT
Forecast issued Wed 3:00 PM ET · 27h before departure
Odds over time
Arrive at JAC more than 15 minutes late?
24%chance · ±2 pts+2 pts · 24h
HOW SURE WE AREModerate. The odds now blend history with early weather forecasts.
How late will it get to JAC?
On time or early
75%
15–30 min late
13%
30 min–1 hour late
6%
1–2 hours late
4%
Over 2 hours late
<1%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.