Schedule: a typical summer Saturday (the flights of Jul 25, 2026), re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
DELTA · FLIGHT DL 874SCHEDULED · TYPICAL SCHEDULE
Tomorrow
DL 874 · ATL → BOI
departs 10:31 AM ET · arrives 12:53 PM MT
Forecast issued Fri 6:00 PM ET · 16h before departure
Odds over time
Arrive at BOI more than 15 minutes late?
10%chance · ±1 pts−4 pts · 24h
HOW SURE WE AREGood. The odds now lean mostly on firmed-up weather forecasts.
How late will it get to BOI?
On time or early
90%
15–30 min late
4%
30 min–1 hour late
4%
1–2 hours late
1%
Over 2 hours late
<1%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.