DL4453 ASE → ATL
Delta Air Lines · Aspen, CO to Atlanta, GA · 114 flights observed, 2025-12-20 to 2026-04-12 · 1,304 mi
On-time arrival
64%
Median delay
0 min
90th percentile
+103 min
Cancellation rate
3%
How often is DL4453 on time?
Across 114 flights on ASE → ATL from 2025-12-20 to 2026-04-12, DL4453 arrived within 15 minutes of schedule 64% of the time. The median arrival delay was 0 min, and the worst 10% of flights arrived +103 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 | 70 | 64% |
| 16-30 min | 11 | 10% |
| 31-60 min | 11 | 10% |
| 61-120 min | 7 | 6% |
| 2+ hrs | 11 | 10% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-12 | 12 | 33% | +125 min |
| 2026-01 | 30 | 80% | +0 min |
| 2026-02 | 26 | 54% | +40 min |
| 2026-03 | 30 | 63% | +29 min |
| 2026-04 | 12 | 75% | +7 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 16 | 63% |
| Tue | 16 | 75% |
| Wed | 15 | 93% |
| Thu | 16 | 56% |
| Fri | 14 | 57% |
| Sat | 17 | 35% |
| Sun | 16 | 69% |
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…