Flight OddsSEA → JFK Delta Air Lines
Delta Air Lines · Seattle, WA to New York, NY · 1,337 flights, 2025-07-01 to 2026-06-30 · aggregated across 6 flight numbers
On-time arrival
81%
Median delay
-7 min
90th percentile
+35 min
Cancellation rate
2%
How on-time is Delta Air Lines from SEA to JFK?
Across every Delta Air Lines flight number on SEA → JFK (1,337 flights, 2025-07-01 to 2026-06-30), 81% arrived within 15 minutes of schedule. Median arrival delay -7 min; the worst 10% ran +35 min or later. 2% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 1,039 | 81% |
| 16-30 min | 103 | 8% |
| 31-60 min | 66 | 5% |
| 61-120 min | 46 | 4% |
| 2+ hrs | 35 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 120 | 72% | +13 min |
| 2025-08 | 121 | 83% | +2 min |
| 2025-09 | 119 | 87% | +1 min |
| 2025-10 | 122 | 84% | +2 min |
| 2025-11 | 113 | 80% | +0 min |
| 2025-12 | 99 | 74% | +10 min |
| 2026-01 | 87 | 77% | +14 min |
| 2026-02 | 77 | 88% | -5 min |
| 2026-03 | 89 | 84% | -5 min |
| 2026-04 | 107 | 79% | +11 min |
| 2026-05 | 118 | 83% | +13 min |
| 2026-06 | 117 | 79% | +1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 184 | 80% |
| Tue | 192 | 85% |
| Wed | 187 | 84% |
| Thu | 185 | 79% |
| Fri | 184 | 78% |
| Sat | 181 | 83% |
| Sun | 176 | 74% |
DL flight numbers on SEA → JFK
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…