Flight OddsDL4041 SJC → SEA
Delta Air Lines · San Jose, CA to Seattle, WA · 349 flights observed, 2025-07-01 to 2026-06-30 · 696 mi
DL4041 covers more than one route in the data window — the stats below are for SJC → SEA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
95%
Median delay
-18 min
90th percentile
+5 min
Cancellation rate
0%
How often is DL4041 on time?
Across 349 flights on SJC → SEA from 2025-07-01 to 2026-06-30, DL4041 arrived within 15 minutes of schedule 95% of the time. The median arrival delay was -18 min, and the worst 10% of flights arrived +5 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 330 | 95% |
| 16-30 min | 6 | 2% |
| 31-60 min | 7 | 2% |
| 61-120 min | 3 | 1% |
| 2+ hrs | 3 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 97% | -15 min |
| 2025-08 | 31 | 94% | -6 min |
| 2025-09 | 30 | 93% | -18 min |
| 2025-10 | 31 | 100% | -21 min |
| 2025-11 | 30 | 97% | -10 min |
| 2025-12 | 19 | 95% | -8 min |
| 2026-01 | 27 | 93% | -11 min |
| 2026-02 | 28 | 100% | -20 min |
| 2026-03 | 31 | 87% | +6 min |
| 2026-04 | 30 | 97% | -18 min |
| 2026-05 | 31 | 84% | -8 min |
| 2026-06 | 30 | 100% | -16 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 50 | 96% |
| Tue | 51 | 90% |
| Wed | 50 | 94% |
| Thu | 50 | 92% |
| Fri | 50 | 94% |
| Sat | 49 | 100% |
| Sun | 49 | 96% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…