JFK → SAN Delta Air Lines
Delta Air Lines · New York, NY to San Diego, CA · 1,036 flights, 2025-07-01 to 2026-06-30 · aggregated across 5 flight numbers
On-time arrival
77%
Median delay
-9 min
90th percentile
+45 min
Cancellation rate
3%
How on-time is Delta Air Lines from JFK to SAN?
Across every Delta Air Lines flight number on JFK → SAN (1,036 flights, 2025-07-01 to 2026-06-30), 77% arrived within 15 minutes of schedule. Median arrival delay -9 min; the worst 10% ran +45 min or later. 3% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 767 | 77% |
| 16-30 min | 88 | 9% |
| 31-60 min | 71 | 7% |
| 61-120 min | 46 | 5% |
| 2+ hrs | 22 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 85 | 65% | +16 min |
| 2025-08 | 86 | 85% | -3 min |
| 2025-09 | 84 | 82% | -7 min |
| 2025-10 | 86 | 81% | -1 min |
| 2025-11 | 83 | 71% | +7 min |
| 2025-12 | 84 | 74% | +5 min |
| 2026-01 | 73 | 66% | +4 min |
| 2026-02 | 64 | 78% | -6 min |
| 2026-03 | 83 | 83% | -10 min |
| 2026-04 | 88 | 82% | -4 min |
| 2026-05 | 90 | 84% | -1 min |
| 2026-06 | 88 | 73% | +12 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 145 | 81% |
| Tue | 145 | 81% |
| Wed | 143 | 78% |
| Thu | 150 | 73% |
| Fri | 151 | 77% |
| Sat | 115 | 81% |
| Sun | 145 | 70% |
DL flight numbers on JFK → SAN
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…