DL939 LAX → JFK
Delta Air Lines · Los Angeles, CA to New York, NY · 322 flights observed, 2025-07-01 to 2026-06-30 · 2,475 mi
On-time arrival
73%
Median delay
-7 min
90th percentile
+66 min
Cancellation rate
1%
How often is DL939 on time?
Across 322 flights on LAX → JFK from 2025-07-01 to 2026-06-30, DL939 arrived within 15 minutes of schedule 73% of the time. The median arrival delay was -7 min, and the worst 10% of flights arrived +66 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 232 | 73% |
| 16-30 min | 20 | 6% |
| 31-60 min | 29 | 9% |
| 61-120 min | 20 | 6% |
| 2+ hrs | 17 | 5% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 27 | 63% | +15 min |
| 2025-08 | 26 | 73% | +8 min |
| 2025-09 | 26 | 92% | -10 min |
| 2025-10 | 27 | 89% | -3 min |
| 2025-11 | 25 | 76% | +22 min |
| 2025-12 | 25 | 68% | +16 min |
| 2026-01 | 30 | 60% | +23 min |
| 2026-02 | 24 | 83% | -10 min |
| 2026-03 | 28 | 61% | +12 min |
| 2026-04 | 28 | 79% | +1 min |
| 2026-05 | 23 | 70% | +27 min |
| 2026-06 | 29 | 66% | +23 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 49 | 69% |
| Tue | 53 | 81% |
| Wed | 52 | 71% |
| Thu | 51 | 71% |
| Fri | 49 | 82% |
| Sat | 18 | 67% |
| Sun | 46 | 65% |
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…