Flight OddsDL4008 PDX → SEA
Delta Air Lines · Portland, OR to Seattle, WA · 177 flights observed, 2026-01-05 to 2026-06-30 · 129 mi
DL4008 covers more than one route in the data window — the stats below are for PDX → SEA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
94%
Median delay
-18 min
90th percentile
+0 min
Cancellation rate
0%
How often is DL4008 on time?
Across 177 flights on PDX → SEA from 2026-01-05 to 2026-06-30, DL4008 arrived within 15 minutes of schedule 94% of the time. The median arrival delay was -18 min, and the worst 10% of flights arrived +0 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 | 167 | 94% |
| 16-30 min | 1 | 1% |
| 31-60 min | 1 | 1% |
| 61-120 min | 4 | 2% |
| 2+ hrs | 4 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 27 | 89% | -2 min |
| 2026-02 | 28 | 96% | -5 min |
| 2026-03 | 31 | 87% | +16 min |
| 2026-04 | 30 | 93% | -12 min |
| 2026-05 | 31 | 100% | -16 min |
| 2026-06 | 30 | 100% | -19 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 26 | 96% |
| Tue | 26 | 88% |
| Wed | 25 | 96% |
| Thu | 25 | 92% |
| Fri | 25 | 100% |
| Sat | 25 | 92% |
| Sun | 25 | 96% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…