Flight OddsDL1553 DEN → SLC
Delta Air Lines · Denver, CO to Salt Lake City, UT · 254 flights observed, 2025-07-01 to 2026-06-30 · 391 mi
DL1553 covers more than one route in the data window — the stats below are for DEN → SLC, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
82%
Median delay
-9 min
90th percentile
+28 min
Cancellation rate
1%
How often is DL1553 on time?
Across 254 flights on DEN → SLC from 2025-07-01 to 2026-06-30, DL1553 arrived within 15 minutes of schedule 82% of the time. The median arrival delay was -9 min, and the worst 10% of flights arrived +28 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 | 206 | 82% |
| 16-30 min | 22 | 9% |
| 31-60 min | 10 | 4% |
| 61-120 min | 10 | 4% |
| 2+ hrs | 3 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 68% | +6 min |
| 2025-08 | 31 | 90% | -5 min |
| 2025-09 | 30 | 87% | -3 min |
| 2025-10 | 5 | 80% | 0 min |
| 2025-12 | 12 | 92% | +1 min |
| 2026-01 | 31 | 81% | -6 min |
| 2026-02 | 26 | 81% | -2 min |
| 2026-03 | 7 | 86% | -4 min |
| 2026-04 | 18 | 89% | +7 min |
| 2026-05 | 31 | 90% | -6 min |
| 2026-06 | 29 | 69% | +16 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 36 | 94% |
| Tue | 37 | 70% |
| Wed | 33 | 88% |
| Thu | 36 | 86% |
| Fri | 36 | 72% |
| Sat | 37 | 86% |
| Sun | 36 | 78% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…