Flight OddsDelta Air Lines · St. Louis, MO to Salt Lake City, UT · 257 flights observed, 2025-07-01 to 2026-06-30 · 1,156 mi
DL2455 covers more than one route in the data window — the stats below are for STL → SLC, the one it has flown most recently. The others are linked under “Other routes”.
How often is DL2455 on time?
Across 257 flights on STL → SLC from 2025-07-01 to 2026-06-30, DL2455 arrived within 15 minutes of schedule 89% of the time. The median arrival delay was -9 min, and the worst 10% of flights arrived +16 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 | 229 | 89% |
| 16-30 min | 6 | 2% |
| 31-60 min | 8 | 3% |
| 61-120 min | 7 | 3% |
| 2+ hrs | 6 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 26 | 92% | -6 min |
| 2025-08 | 23 | 87% | -2 min |
| 2025-09 | 26 | 96% | -5 min |
| 2025-10 | 26 | 96% | -6 min |
| 2025-11 | 24 | 88% | -4 min |
| 2025-12 | 29 | 79% | +15 min |
| 2026-01 | 4 | 100% | -18 min |
| 2026-03 | 21 | 95% | -4 min |
| 2026-04 | 26 | 85% | +3 min |
| 2026-05 | 25 | 96% | -3 min |
| 2026-06 | 26 | 81% | +12 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 43 | 79% |
| Tue | 44 | 91% |
| Wed | 43 | 93% |
| Thu | 41 | 93% |
| Fri | 39 | 95% |
| Sat | 4 | 75% |
| Sun | 42 | 88% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…