Flight OddsDL488 PWM → ATL
Delta Air Lines · Portland, ME to Atlanta, GA · 68 flights observed, 2025-07-01 to 2026-06-30 · 1,027 mi
DL488 covers more than one route in the data window — the stats below are for PWM → ATL, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
68%
Median delay
-5 min
90th percentile
+68 min
Cancellation rate
3%
How often is DL488 on time?
Across 68 flights on PWM → ATL from 2025-07-01 to 2026-06-30, DL488 arrived within 15 minutes of schedule 68% of the time. The median arrival delay was -5 min, and the worst 10% of flights arrived +68 min or later. 3% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 45 | 68% |
| 16-30 min | 7 | 11% |
| 31-60 min | 6 | 9% |
| 61-120 min | 4 | 6% |
| 2+ hrs | 4 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 29 | 52% | +54 min |
| 2025-08 | 13 | 85% | -7 min |
| 2025-09 | 1 | 0% | +135 min |
| 2026-06 | 23 | 83% | 0 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 8 | 50% |
| Tue | 9 | 78% |
| Wed | 9 | 78% |
| Thu | 9 | 67% |
| Fri | 8 | 75% |
| Sat | 13 | 69% |
| Sun | 10 | 60% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…