Schedule: the flights that flew on Tuesday, Oct 20, re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
UNITED · FLIGHT UA 983SCHEDULED · TYPICAL SCHEDULE
Today
UA 983 · ATH → IAD
departs 11:39 AM EET · arrives 4:50 PM ET
Forecast issued Tue 1:00 AM ET · 5h before departure
Odds over time
Arrive at IAD more than 15 minutes late?
16%chance · ±0 pts+5 pts · 24h
HOW SURE WE AREHigh. The odds now come mostly from live FAA and airport data.
How late will it get to IAD?
On time or early
84%
15–30 min late
8%
30 min–1 hour late
3%
1–2 hours late
2%
Over 2 hours late
2%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.