Flight OddsUA4563 IAD → PWM
United Airlines · Washington, DC to Portland, ME · 2 flights observed, 2025-11-22 to 2025-11-29 · 493 mi
UA4563 covers more than one route in the data window — the stats below are for IAD → PWM, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
50%
Median delay
+98 min
90th percentile
+184 min
Cancellation rate
0%
How often is UA4563 on time?
Across 2 flights on IAD → PWM from 2025-11-22 to 2025-11-29, UA4563 arrived within 15 minutes of schedule 50% of the time. The median arrival delay was +98 min, and the worst 10% of flights arrived +184 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 | 1 | 50% |
| 16-30 min | 0 | 0% |
| 31-60 min | 0 | 0% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 1 | 50% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 2 | 50% | +98 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | No data | — |
| Tue | No data | — |
| Wed | No data | — |
| Thu | No data | — |
| Fri | No data | — |
| Sat | 2 | 50% |
| Sun | No data | — |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…