Flight OddsUA1803 PIT → ORD
United Airlines · Pittsburgh, PA to Chicago, IL · 193 flights observed, 2025-12-18 to 2026-06-30 · 413 mi
UA1803 covers more than one route in the data window — the stats below are for PIT → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
89%
Median delay
-6 min
90th percentile
+17 min
Cancellation rate
2%
How often is UA1803 on time?
Across 193 flights on PIT → ORD from 2025-12-18 to 2026-06-30, UA1803 arrived within 15 minutes of schedule 89% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +17 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 168 | 89% |
| 16-30 min | 7 | 4% |
| 31-60 min | 6 | 3% |
| 61-120 min | 3 | 2% |
| 2+ hrs | 5 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-12 | 14 | 79% | +48 min |
| 2026-01 | 29 | 83% | +2 min |
| 2026-02 | 27 | 96% | -5 min |
| 2026-03 | 31 | 90% | +8 min |
| 2026-04 | 28 | 86% | +3 min |
| 2026-05 | 30 | 87% | +6 min |
| 2026-06 | 30 | 97% | -5 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 27 | 89% |
| Tue | 27 | 93% |
| Wed | 25 | 88% |
| Thu | 27 | 89% |
| Fri | 28 | 89% |
| Sat | 28 | 82% |
| Sun | 27 | 93% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…