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 2155SCHEDULED · TYPICAL SCHEDULE
Today
UA 2155 · DEN → PIT
departs 5:38 PM MT · arrives 10:45 PM ET
Forecast issued Fri 7:00 AM ET · 13h before departure
Odds over time
Arrive at PIT more than 15 minutes late?
36%chance · ±0 pts+12 pts · 24h
HOW SURE WE AREGood. The odds now lean mostly on firmed-up weather forecasts.
How late will it get to PIT?
On time or early
62%
15–30 min late
16%
30 min–1 hour late
4%
1–2 hours late
11%
Over 2 hours late
2%
Cancelled
4%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.