Flight OddsDL4148 SNA → SEA
Delta Air Lines · Santa Ana, CA to Seattle, WA · 65 flights observed, 2025-10-06 to 2025-12-19 · 978 mi
DL4148 covers more than one route in the data window — the stats below are for SNA → SEA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
79%
Median delay
-4 min
90th percentile
+22 min
Cancellation rate
2%
How often is DL4148 on time?
Across 65 flights on SNA → SEA from 2025-10-06 to 2025-12-19, DL4148 arrived within 15 minutes of schedule 79% of the time. The median arrival delay was -4 min, and the worst 10% of flights arrived +22 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 | 50 | 79% |
| 16-30 min | 8 | 13% |
| 31-60 min | 2 | 3% |
| 61-120 min | 3 | 5% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 23 | 91% | -2 min |
| 2025-11 | 24 | 83% | -4 min |
| 2025-12 | 16 | 56% | +9 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 10 | 90% |
| Tue | 11 | 82% |
| Wed | 11 | 91% |
| Thu | 10 | 90% |
| Fri | 10 | 60% |
| Sat | 1 | 0% |
| Sun | 10 | 70% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…