Flight OddsDL539 PDX → ATL
Delta Air Lines · Portland, OR to Atlanta, GA · 303 flights observed, 2025-07-01 to 2026-06-30 · 2,172 mi
DL539 covers more than one route in the data window — the stats below are for PDX → ATL, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
87%
Median delay
-11 min
90th percentile
+21 min
Cancellation rate
1%
How often is DL539 on time?
Across 303 flights on PDX → ATL from 2025-07-01 to 2026-06-30, DL539 arrived within 15 minutes of schedule 87% of the time. The median arrival delay was -11 min, and the worst 10% of flights arrived +21 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 | 259 | 87% |
| 16-30 min | 20 | 7% |
| 31-60 min | 10 | 3% |
| 61-120 min | 5 | 2% |
| 2+ hrs | 4 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 80% | -2 min |
| 2025-08 | 31 | 84% | -8 min |
| 2025-09 | 30 | 93% | -7 min |
| 2025-10 | 31 | 84% | +1 min |
| 2025-11 | 30 | 100% | -13 min |
| 2025-12 | 30 | 73% | +6 min |
| 2026-01 | 4 | 100% | -10 min |
| 2026-02 | 16 | 94% | -22 min |
| 2026-03 | 29 | 97% | -12 min |
| 2026-04 | 12 | 83% | +1 min |
| 2026-05 | 25 | 84% | +18 min |
| 2026-06 | 30 | 83% | +1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 41 | 83% |
| Tue | 43 | 86% |
| Wed | 42 | 93% |
| Thu | 43 | 93% |
| Fri | 43 | 84% |
| Sat | 43 | 84% |
| Sun | 43 | 86% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…