Flight OddsDL4049 SMF → SEA
Delta Air Lines · Sacramento, CA to Seattle, WA · 82 flights observed, 2026-01-06 to 2026-05-06 · 605 mi
DL4049 covers more than one route in the data window — the stats below are for SMF → SEA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
84%
Median delay
-14 min
90th percentile
+22 min
Cancellation rate
1%
How often is DL4049 on time?
Across 82 flights on SMF → SEA from 2026-01-06 to 2026-05-06, DL4049 arrived within 15 minutes of schedule 84% of the time. The median arrival delay was -14 min, and the worst 10% of flights arrived +22 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 68 | 84% |
| 16-30 min | 8 | 10% |
| 31-60 min | 3 | 4% |
| 61-120 min | 1 | 1% |
| 2+ hrs | 1 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 21 | 95% | -14 min |
| 2026-02 | 9 | 100% | -25 min |
| 2026-03 | 20 | 85% | -5 min |
| 2026-04 | 26 | 73% | +4 min |
| 2026-05 | 5 | 60% | +14 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 14 | 79% |
| Tue | 15 | 93% |
| Wed | 15 | 87% |
| Thu | 13 | 77% |
| Fri | 12 | 100% |
| Sat | No data | — |
| Sun | 12 | 67% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…