Schedule: a typical Saturday (the flights of Jul 25, 2026, re-dated). Real flights replace these once the FAA publishes them, usually about a day ahead.
UNITED · FLIGHT UA 2013SCHEDULED · TYPICAL SCHEDULE
UA 2013 · DEN → SEA
departs 3:58 PM MT · arrives 5:59 PM PT
Forecast issued Thu 9:00 PM ET · 45h before departure
Odds over time
Arrive at SEA more than 15 minutes late?
19%chance · ±4 pts+0 pts · 24h
HOW SURE WE AREModerate. The odds now blend history with early weather forecasts.
How late will it get to SEA?
On time or early
81%
15–30 min late
9%
30 min–1 hour late
3%
1–2 hours late
5%
Over 2 hours late
2%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.