Flight OddsDelta Air Lines · Cedar City, UT to Salt Lake City, UT · 266 flights observed, 2025-07-02 to 2026-06-29 · 221 mi
DL4310 covers more than one route in the data window — the stats below are for CDC → SLC, the one it has flown most recently. The others are linked under “Other routes”.
How often is DL4310 on time?
Across 266 flights on CDC → SLC from 2025-07-02 to 2026-06-29, DL4310 arrived within 15 minutes of schedule 92% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +14 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 | 243 | 92% |
| 16-30 min | 7 | 3% |
| 31-60 min | 4 | 2% |
| 61-120 min | 6 | 2% |
| 2+ hrs | 5 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 22 | 68% | +5 min |
| 2025-08 | 21 | 95% | -7 min |
| 2025-09 | 23 | 87% | +5 min |
| 2025-10 | 23 | 96% | -2 min |
| 2025-11 | 21 | 100% | -13 min |
| 2025-12 | 23 | 96% | +1 min |
| 2026-01 | 23 | 96% | -11 min |
| 2026-02 | 20 | 100% | -20 min |
| 2026-03 | 22 | 91% | +22 min |
| 2026-04 | 21 | 95% | -1 min |
| 2026-05 | 25 | 88% | +70 min |
| 2026-06 | 21 | 90% | -9 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 51 | 90% |
| Tue | 6 | 100% |
| Wed | 26 | 88% |
| Thu | 50 | 90% |
| Fri | 52 | 88% |
| Sat | 29 | 100% |
| Sun | 51 | 94% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…