Flight OddsUA4587 EWR → DCA
United Airlines · Newark, NJ to Washington, DC · 142 flights observed, 2025-07-01 to 2026-04-29 · 199 mi
UA4587 covers more than one route in the data window — the stats below are for EWR → DCA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
46%
Median delay
+23 min
90th percentile
+132 min
Cancellation rate
11%
How often is UA4587 on time?
Across 142 flights on EWR → DCA from 2025-07-01 to 2026-04-29, UA4587 arrived within 15 minutes of schedule 46% of the time. The median arrival delay was +23 min, and the worst 10% of flights arrived +132 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 | 59 | 46% |
| 16-30 min | 10 | 8% |
| 31-60 min | 20 | 16% |
| 61-120 min | 21 | 17% |
| 2+ hrs | 17 | 13% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 22 | 32% | +66 min |
| 2025-08 | 28 | 57% | +25 min |
| 2025-09 | 23 | 65% | +73 min |
| 2026-03 | 25 | 28% | +46 min |
| 2026-04 | 29 | 48% | +36 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 18 | 50% |
| Tue | 20 | 30% |
| Wed | 17 | 35% |
| Thu | 18 | 56% |
| Fri | 19 | 42% |
| Sat | 18 | 61% |
| Sun | 17 | 53% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…