Flight OddsUnited Airlines · Washington, DC to Philadelphia, PA · 45 flights observed, 2025-10-26 to 2025-12-17 · 135 mi
UA4547 covers more than one route in the data window — the stats below are for IAD → PHL, the one it has flown most recently. The others are linked under “Other routes”.
How often is UA4547 on time?
Across 45 flights on IAD → PHL from 2025-10-26 to 2025-12-17, UA4547 arrived within 15 minutes of schedule 70% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +152 min or later. 11% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 28 | 70% |
| 16-30 min | 2 | 5% |
| 31-60 min | 2 | 5% |
| 61-120 min | 2 | 5% |
| 2+ hrs | 6 | 15% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 5 | 100% | -18 min |
| 2025-11 | 20 | 80% | +18 min |
| 2025-12 | 15 | 47% | +65 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 7 | 71% |
| Tue | 8 | 63% |
| Wed | 7 | 86% |
| Thu | 5 | 60% |
| Fri | 2 | 0% |
| Sat | 3 | 67% |
| Sun | 8 | 88% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…