Flight OddsUA4515 DCA → EWR
United Airlines · Washington, DC to Newark, NJ · 117 flights observed, 2025-07-01 to 2025-10-25 · 199 mi
UA4515 covers more than one route in the data window — the stats below are for DCA → EWR, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
80%
Median delay
-8 min
90th percentile
+90 min
Cancellation rate
6%
How often is UA4515 on time?
Across 117 flights on DCA → EWR from 2025-07-01 to 2025-10-25, UA4515 arrived within 15 minutes of schedule 80% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +90 min or later. 6% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 88 | 80% |
| 16-30 min | 5 | 5% |
| 31-60 min | 2 | 2% |
| 61-120 min | 5 | 5% |
| 2+ hrs | 10 | 9% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 26 | 62% | +48 min |
| 2025-08 | 30 | 77% | +26 min |
| 2025-09 | 29 | 86% | -3 min |
| 2025-10 | 25 | 96% | -9 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 16 | 81% |
| Tue | 15 | 87% |
| Wed | 16 | 81% |
| Thu | 14 | 86% |
| Fri | 17 | 71% |
| Sat | 17 | 88% |
| Sun | 15 | 67% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…