Flight OddsUA4474 PWM → IAD
United Airlines · Portland, ME to Washington, DC · 23 flights observed, 2025-10-27 to 2025-12-01 · 493 mi
UA4474 covers more than one route in the data window — the stats below are for PWM → IAD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
78%
Median delay
-6 min
90th percentile
+76 min
Cancellation rate
0%
How often is UA4474 on time?
Across 23 flights on PWM → IAD from 2025-10-27 to 2025-12-01, UA4474 arrived within 15 minutes of schedule 78% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +76 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 18 | 78% |
| 16-30 min | 1 | 4% |
| 31-60 min | 1 | 4% |
| 61-120 min | 1 | 4% |
| 2+ hrs | 2 | 9% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 3 | 33% | +179 min |
| 2025-11 | 19 | 89% | -6 min |
| 2025-12 | 1 | 0% | +404 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 6 | 50% |
| Tue | No data | — |
| Wed | 1 | 100% |
| Thu | 5 | 100% |
| Fri | 4 | 75% |
| Sat | 5 | 100% |
| Sun | 2 | 50% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…