Flight OddsUA3420 BUF → EWR
United Airlines · Buffalo, NY to Newark, NJ · 34 flights observed, 2026-02-15 to 2026-06-30 · 282 mi
UA3420 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
87%
Median delay
-10 min
90th percentile
+34 min
Cancellation rate
12%
How often is UA3420 on time?
Across 34 flights on BUF → EWR from 2026-02-15 to 2026-06-30, UA3420 arrived within 15 minutes of schedule 87% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +34 min or later. 12% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 26 | 87% |
| 16-30 min | 0 | 0% |
| 31-60 min | 3 | 10% |
| 61-120 min | 1 | 3% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-02 | 1 | 100% | -8 min |
| 2026-03 | 1 | 100% | -13 min |
| 2026-05 | 8 | 88% | -4 min |
| 2026-06 | 20 | 85% | -1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 80% |
| Tue | 6 | 83% |
| Wed | 5 | 60% |
| Thu | 5 | 100% |
| Fri | 5 | 100% |
| Sat | 2 | 100% |
| Sun | 2 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…