Flight OddsSAN → SEA Delta Air Lines
Delta Air Lines · San Diego, CA to Seattle, WA · 1,700 flights, 2025-07-01 to 2026-06-30 · aggregated across 8 flight numbers
On-time arrival
88%
Median delay
-12 min
90th percentile
+23 min
Cancellation rate
1%
How on-time is Delta Air Lines from SAN to SEA?
Across every Delta Air Lines flight number on SAN → SEA (1,700 flights, 2025-07-01 to 2026-06-30), 88% arrived within 15 minutes of schedule. Median arrival delay -12 min; the worst 10% ran +23 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 1,475 | 88% |
| 16-30 min | 67 | 4% |
| 31-60 min | 56 | 3% |
| 61-120 min | 51 | 3% |
| 2+ hrs | 31 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 147 | 85% | -2 min |
| 2025-08 | 143 | 83% | +0 min |
| 2025-09 | 136 | 92% | +4 min |
| 2025-10 | 145 | 88% | +9 min |
| 2025-11 | 130 | 82% | -6 min |
| 2025-12 | 143 | 83% | +2 min |
| 2026-01 | 132 | 91% | -10 min |
| 2026-02 | 122 | 93% | -17 min |
| 2026-03 | 144 | 88% | -2 min |
| 2026-04 | 146 | 92% | -9 min |
| 2026-05 | 147 | 90% | -9 min |
| 2026-06 | 145 | 87% | -3 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 251 | 88% |
| Tue | 248 | 93% |
| Wed | 237 | 90% |
| Thu | 243 | 82% |
| Fri | 244 | 85% |
| Sat | 207 | 89% |
| Sun | 250 | 88% |
DL flight numbers on SAN → SEA
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…