Flight OddsUA3515 BUF → EWR
United Airlines · Buffalo, NY to Newark, NJ · 22 flights observed, 2025-07-02 to 2025-07-31 · 282 mi
UA3515 covers more than one route in the data window — the stats below are for BUF → EWR, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
71%
Median delay
-1 min
90th percentile
+37 min
Cancellation rate
5%
How often is UA3515 on time?
Across 22 flights on BUF → EWR from 2025-07-02 to 2025-07-31, UA3515 arrived within 15 minutes of schedule 71% of the time. The median arrival delay was -1 min, and the worst 10% of flights arrived +37 min or later. 5% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 15 | 71% |
| 16-30 min | 2 | 10% |
| 31-60 min | 3 | 14% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 1 | 5% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 21 | 71% | +14 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 100% |
| Tue | 3 | 67% |
| Wed | 5 | 60% |
| Thu | 5 | 40% |
| Fri | 4 | 100% |
| Sat | No data | — |
| 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…