Flight OddsDL5239 RDU → JFK
Delta Air Lines · Raleigh/Durham, NC to New York, NY · 348 flights observed, 2025-07-01 to 2026-06-30 · 427 mi
On-time arrival
90%
Median delay
-12 min
90th percentile
+17 min
Cancellation rate
4%
How often is DL5239 on time?
Across 348 flights on RDU → JFK from 2025-07-01 to 2026-06-30, DL5239 arrived within 15 minutes of schedule 90% of the time. The median arrival delay was -12 min, and the worst 10% of flights arrived +17 min or later. 4% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 299 | 90% |
| 16-30 min | 12 | 4% |
| 31-60 min | 2 | 1% |
| 61-120 min | 10 | 3% |
| 2+ hrs | 11 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 90% | +2 min |
| 2025-08 | 29 | 83% | +8 min |
| 2025-09 | 30 | 90% | -11 min |
| 2025-10 | 31 | 97% | -6 min |
| 2025-11 | 29 | 90% | -6 min |
| 2025-12 | 18 | 83% | -3 min |
| 2026-01 | 22 | 91% | -12 min |
| 2026-02 | 26 | 92% | -2 min |
| 2026-03 | 31 | 74% | +14 min |
| 2026-04 | 29 | 93% | -6 min |
| 2026-05 | 30 | 93% | +18 min |
| 2026-06 | 29 | 97% | -10 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 44 | 93% |
| Tue | 48 | 92% |
| Wed | 49 | 90% |
| Thu | 49 | 90% |
| Fri | 50 | 78% |
| Sat | 48 | 94% |
| Sun | 46 | 91% |
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…