Flight OddsDL5223 JFK → BUF
Delta Air Lines · New York, NY to Buffalo, NY · 347 flights observed, 2025-07-01 to 2026-06-30 · 301 mi
DL5223 covers more than one route in the data window — the stats below are for JFK → BUF, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
90%
Median delay
-16 min
90th percentile
+16 min
Cancellation rate
3%
How often is DL5223 on time?
Across 347 flights on JFK → BUF from 2025-07-01 to 2026-06-30, DL5223 arrived within 15 minutes of schedule 90% of the time. The median arrival delay was -16 min, and the worst 10% of flights arrived +16 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 | 301 | 90% |
| 16-30 min | 16 | 5% |
| 31-60 min | 13 | 4% |
| 61-120 min | 5 | 1% |
| 2+ hrs | 1 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 87% | -17 min |
| 2025-08 | 31 | 97% | -20 min |
| 2025-09 | 30 | 93% | -18 min |
| 2025-10 | 31 | 94% | -12 min |
| 2025-11 | 27 | 85% | -4 min |
| 2025-12 | 18 | 78% | 0 min |
| 2026-01 | 23 | 91% | -6 min |
| 2026-02 | 24 | 83% | 0 min |
| 2026-03 | 31 | 87% | +9 min |
| 2026-04 | 30 | 97% | -15 min |
| 2026-05 | 31 | 90% | -13 min |
| 2026-06 | 30 | 87% | -12 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 48 | 94% |
| Tue | 48 | 90% |
| Wed | 49 | 92% |
| Thu | 49 | 88% |
| Fri | 48 | 88% |
| Sat | 49 | 88% |
| Sun | 45 | 89% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…