Flight OddsDL478 ATL → PDX
Delta Air Lines · Atlanta, GA to Portland, OR · 315 flights observed, 2025-07-06 to 2026-06-06 · 2,172 mi
DL478 covers more than one route in the data window — the stats below are for ATL → PDX, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
75%
Median delay
0 min
90th percentile
+39 min
Cancellation rate
1%
How often is DL478 on time?
Across 315 flights on ATL → PDX from 2025-07-06 to 2026-06-06, DL478 arrived within 15 minutes of schedule 75% of the time. The median arrival delay was 0 min, and the worst 10% of flights arrived +39 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 | 232 | 75% |
| 16-30 min | 39 | 13% |
| 31-60 min | 20 | 6% |
| 61-120 min | 12 | 4% |
| 2+ hrs | 8 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 22 | 77% | +8 min |
| 2025-08 | 29 | 79% | +10 min |
| 2025-09 | 30 | 90% | -4 min |
| 2025-10 | 31 | 81% | +8 min |
| 2025-11 | 30 | 70% | +16 min |
| 2025-12 | 19 | 68% | +9 min |
| 2026-01 | 26 | 88% | +3 min |
| 2026-02 | 26 | 73% | +6 min |
| 2026-03 | 31 | 48% | +27 min |
| 2026-04 | 30 | 87% | -2 min |
| 2026-05 | 31 | 58% | +18 min |
| 2026-06 | 6 | 83% | -1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 46 | 61% |
| Tue | 45 | 78% |
| Wed | 45 | 84% |
| Thu | 45 | 78% |
| Fri | 46 | 70% |
| Sat | 39 | 69% |
| Sun | 45 | 82% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…