Flight OddsLAX → SEA Delta Air Lines
Delta Air Lines · Los Angeles, CA to Seattle, WA · 2,224 flights, 2025-07-01 to 2026-06-30 · aggregated across 10 flight numbers
On-time arrival
87%
Median delay
-15 min
90th percentile
+25 min
Cancellation rate
1%
How on-time is Delta Air Lines from LAX to SEA?
Across every Delta Air Lines flight number on LAX → SEA (2,224 flights, 2025-07-01 to 2026-06-30), 87% arrived within 15 minutes of schedule. Median arrival delay -15 min; the worst 10% ran +25 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 1,918 | 87% |
| 16-30 min | 91 | 4% |
| 31-60 min | 85 | 4% |
| 61-120 min | 61 | 3% |
| 2+ hrs | 48 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 199 | 89% | -1 min |
| 2025-08 | 199 | 88% | -3 min |
| 2025-09 | 192 | 94% | -14 min |
| 2025-10 | 201 | 90% | -12 min |
| 2025-11 | 188 | 88% | -5 min |
| 2025-12 | 164 | 88% | -3 min |
| 2026-01 | 160 | 89% | -8 min |
| 2026-02 | 157 | 87% | -8 min |
| 2026-03 | 173 | 81% | +2 min |
| 2026-04 | 172 | 90% | -7 min |
| 2026-05 | 202 | 81% | -1 min |
| 2026-06 | 196 | 80% | +7 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 326 | 87% |
| Tue | 301 | 89% |
| Wed | 305 | 88% |
| Thu | 327 | 89% |
| Fri | 327 | 86% |
| Sat | 289 | 90% |
| Sun | 328 | 82% |
DL flight numbers on LAX → SEA
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…