Flight OddsDL3789 SEA → SJC
Delta Air Lines · Seattle, WA to San Jose, CA · 349 flights observed, 2025-07-01 to 2026-06-30 · 696 mi
DL3789 covers more than one route in the data window — the stats below are for SEA → SJC, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
85%
Median delay
-7 min
90th percentile
+24 min
Cancellation rate
0%
How often is DL3789 on time?
Across 349 flights on SEA → SJC from 2025-07-01 to 2026-06-30, DL3789 arrived within 15 minutes of schedule 85% of the time. The median arrival delay was -7 min, and the worst 10% of flights arrived +24 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 | 296 | 85% |
| 16-30 min | 23 | 7% |
| 31-60 min | 14 | 4% |
| 61-120 min | 12 | 3% |
| 2+ hrs | 4 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 81% | +0 min |
| 2025-08 | 31 | 77% | +7 min |
| 2025-09 | 30 | 83% | +2 min |
| 2025-10 | 31 | 77% | +1 min |
| 2025-11 | 30 | 90% | +15 min |
| 2025-12 | 19 | 84% | -3 min |
| 2026-01 | 27 | 81% | +4 min |
| 2026-02 | 28 | 79% | +8 min |
| 2026-03 | 31 | 87% | -3 min |
| 2026-04 | 30 | 93% | -10 min |
| 2026-05 | 31 | 94% | -7 min |
| 2026-06 | 30 | 90% | -4 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 50 | 84% |
| Tue | 51 | 82% |
| Wed | 50 | 90% |
| Thu | 50 | 84% |
| Fri | 50 | 80% |
| Sat | 49 | 80% |
| Sun | 49 | 94% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…