Schedule: a typical summer Friday (the flights of Jul 31, 2026), re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
UNITED · FLIGHT UA 529SCHEDULED · TYPICAL SCHEDULE
Today
UA 529 · IAD → RDU
departs 8:21 AM ET · arrives 9:34 AM ET
Forecast issued Fri 6:00 PM ET · 10h after departure
Odds over time
Arrive at RDU more than 15 minutes late?
8%chance · ±0 pts+1 pt · 24h
HOW SURE WE AREVery high. The odds now come almost entirely from live conditions.
How late will it get to RDU?
On time or early
92%
15–30 min late
3%
30 min–1 hour late
<1%
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%.