Flight OddsUA4434 EWR → DCA
United Airlines · Newark, NJ to Washington, DC · 287 flights observed, 2025-07-01 to 2026-05-20 · 199 mi
UA4434 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
87%
Median delay
-12 min
90th percentile
+26 min
Cancellation rate
3%
How often is UA4434 on time?
Across 287 flights on EWR → DCA from 2025-07-01 to 2026-05-20, UA4434 arrived within 15 minutes of schedule 87% of the time. The median arrival delay was -12 min, and the worst 10% of flights arrived +26 min or later. 3% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 238 | 87% |
| 16-30 min | 12 | 4% |
| 31-60 min | 6 | 2% |
| 61-120 min | 12 | 4% |
| 2+ hrs | 7 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 26 | 96% | -9 min |
| 2025-08 | 26 | 96% | -5 min |
| 2025-09 | 25 | 92% | -5 min |
| 2025-10 | 26 | 81% | +9 min |
| 2025-11 | 26 | 69% | +9 min |
| 2025-12 | 22 | 77% | +10 min |
| 2026-01 | 26 | 88% | -9 min |
| 2026-02 | 25 | 92% | +5 min |
| 2026-03 | 30 | 87% | +1 min |
| 2026-04 | 26 | 85% | -3 min |
| 2026-05 | 17 | 88% | -3 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 42 | 88% |
| Tue | 43 | 84% |
| Wed | 43 | 84% |
| Thu | 41 | 90% |
| Fri | 44 | 82% |
| Sat | 20 | 85% |
| Sun | 42 | 93% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…