Flight OddsUA278 EWR → BOS
United Airlines · Newark, NJ to Boston, MA · 36 flights observed, 2025-10-26 to 2025-12-01 · 200 mi
UA278 covers more than one route in the data window — the stats below are for EWR → BOS, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
56%
Median delay
+7 min
90th percentile
+146 min
Cancellation rate
6%
How often is UA278 on time?
Across 36 flights on EWR → BOS from 2025-10-26 to 2025-12-01, UA278 arrived within 15 minutes of schedule 56% of the time. The median arrival delay was +7 min, and the worst 10% of flights arrived +146 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 | 19 | 56% |
| 16-30 min | 2 | 6% |
| 31-60 min | 3 | 9% |
| 61-120 min | 5 | 15% |
| 2+ hrs | 5 | 15% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 5 | 20% | +62 min |
| 2025-11 | 28 | 61% | +35 min |
| 2025-12 | 1 | 100% | -4 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 6 | 50% |
| Tue | 5 | 80% |
| Wed | 5 | 60% |
| Thu | 3 | 33% |
| Fri | 5 | 60% |
| Sat | 5 | 60% |
| Sun | 5 | 40% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…