Flight OddsDL4096 ONT → SEA
Delta Air Lines · Ontario, CA to Seattle, WA · 96 flights observed, 2025-09-11 to 2025-12-19 · 956 mi
DL4096 covers more than one route in the data window — the stats below are for ONT → SEA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
95%
Median delay
-9 min
90th percentile
+7 min
Cancellation rate
2%
How often is DL4096 on time?
Across 96 flights on ONT → SEA from 2025-09-11 to 2025-12-19, DL4096 arrived within 15 minutes of schedule 95% of the time. The median arrival delay was -9 min, and the worst 10% of flights arrived +7 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 89 | 95% |
| 16-30 min | 1 | 1% |
| 31-60 min | 2 | 2% |
| 61-120 min | 1 | 1% |
| 2+ hrs | 1 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-09 | 20 | 100% | -12 min |
| 2025-10 | 30 | 97% | -10 min |
| 2025-11 | 25 | 100% | -7 min |
| 2025-12 | 19 | 79% | +28 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 14 | 93% |
| Tue | 14 | 93% |
| Wed | 14 | 93% |
| Thu | 14 | 100% |
| Fri | 13 | 92% |
| Sat | 12 | 92% |
| Sun | 13 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…