Flight OddsDL4145 GEG → SEA
Delta Air Lines · Spokane, WA to Seattle, WA · 309 flights observed, 2025-07-01 to 2026-05-06 · 224 mi
DL4145 covers more than one route in the data window — the stats below are for GEG → SEA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
92%
Median delay
-10 min
90th percentile
+8 min
Cancellation rate
1%
How often is DL4145 on time?
Across 309 flights on GEG → SEA from 2025-07-01 to 2026-05-06, DL4145 arrived within 15 minutes of schedule 92% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +8 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 | 283 | 92% |
| 16-30 min | 11 | 4% |
| 31-60 min | 8 | 3% |
| 61-120 min | 3 | 1% |
| 2+ hrs | 2 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 90% | -3 min |
| 2025-08 | 31 | 97% | -8 min |
| 2025-09 | 30 | 90% | -7 min |
| 2025-10 | 31 | 94% | -11 min |
| 2025-11 | 29 | 97% | -13 min |
| 2025-12 | 31 | 81% | +0 min |
| 2026-01 | 30 | 87% | +1 min |
| 2026-02 | 28 | 96% | -7 min |
| 2026-03 | 30 | 97% | -5 min |
| 2026-04 | 30 | 93% | -6 min |
| 2026-05 | 6 | 100% | -14 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 44 | 86% |
| Tue | 45 | 91% |
| Wed | 44 | 98% |
| Thu | 43 | 86% |
| Fri | 43 | 95% |
| Sat | 44 | 91% |
| Sun | 44 | 98% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…