Flight OddsDL4011 ATL → ASE
Delta Air Lines · Atlanta, GA to Aspen, CO · 336 flights observed, 2025-07-01 to 2026-06-30 · 1,304 mi
On-time arrival
77%
Median delay
-2 min
90th percentile
+50 min
Cancellation rate
1%
How often is DL4011 on time?
Across 336 flights on ATL → ASE from 2025-07-01 to 2026-06-30, DL4011 arrived within 15 minutes of schedule 77% of the time. The median arrival delay was -2 min, and the worst 10% of flights arrived +50 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 | 240 | 77% |
| 16-30 min | 29 | 9% |
| 31-60 min | 15 | 5% |
| 61-120 min | 18 | 6% |
| 2+ hrs | 10 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 27 | 78% | +7 min |
| 2025-08 | 30 | 77% | +12 min |
| 2025-09 | 30 | 90% | +2 min |
| 2025-10 | 29 | 72% | +8 min |
| 2025-11 | 28 | 86% | +17 min |
| 2025-12 | 29 | 69% | +40 min |
| 2026-01 | 27 | 67% | +15 min |
| 2026-02 | 25 | 52% | +39 min |
| 2026-03 | 30 | 83% | +4 min |
| 2026-04 | 20 | 85% | -8 min |
| 2026-05 | 10 | 100% | -14 min |
| 2026-06 | 27 | 78% | +3 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 44 | 73% |
| Tue | 44 | 82% |
| Wed | 46 | 85% |
| Thu | 45 | 80% |
| Fri | 43 | 74% |
| Sat | 44 | 73% |
| Sun | 46 | 72% |
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…