Flight OddsDL648 ATL → SEA
Delta Air Lines · Atlanta, GA to Seattle, WA · 121 flights observed, 2025-07-01 to 2026-06-30 · 2,182 mi
DL648 covers more than one route in the data window — the stats below are for ATL → SEA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
88%
Median delay
-12 min
90th percentile
+22 min
Cancellation rate
0%
How often is DL648 on time?
Across 121 flights on ATL → SEA from 2025-07-01 to 2026-06-30, DL648 arrived within 15 minutes of schedule 88% of the time. The median arrival delay was -12 min, and the worst 10% of flights arrived +22 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 | 107 | 88% |
| 16-30 min | 4 | 3% |
| 31-60 min | 8 | 7% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 2 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 84% | +2 min |
| 2025-08 | 31 | 90% | -4 min |
| 2025-09 | 30 | 97% | -14 min |
| 2025-10 | 5 | 100% | -13 min |
| 2026-06 | 24 | 79% | -1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 17 | 94% |
| Tue | 18 | 94% |
| Wed | 17 | 88% |
| Thu | 17 | 94% |
| Fri | 17 | 94% |
| Sat | 17 | 71% |
| Sun | 18 | 83% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…