Flight OddsDelta Air Lines · Salt Lake City, UT to Pasco/Kennewick/Richland, WA · 305 flights observed, 2025-07-01 to 2026-06-06 · 521 mi
DL3958 covers more than one route in the data window — the stats below are for SLC → PSC, the one it has flown most recently. The others are linked under “Other routes”.
How often is DL3958 on time?
Across 305 flights on SLC → PSC from 2025-07-01 to 2026-06-06, DL3958 arrived within 15 minutes of schedule 93% of the time. The median arrival delay was -11 min, and the worst 10% of flights arrived +8 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 | 282 | 93% |
| 16-30 min | 8 | 3% |
| 31-60 min | 4 | 1% |
| 61-120 min | 7 | 2% |
| 2+ hrs | 3 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 87% | -4 min |
| 2025-08 | 31 | 97% | -5 min |
| 2025-09 | 30 | 97% | -10 min |
| 2025-10 | 31 | 97% | -11 min |
| 2025-11 | 29 | 97% | -4 min |
| 2025-12 | 31 | 90% | -10 min |
| 2026-01 | 31 | 90% | -4 min |
| 2026-02 | 28 | 86% | +2 min |
| 2026-03 | 7 | 86% | +2 min |
| 2026-04 | 18 | 94% | -4 min |
| 2026-05 | 31 | 94% | -4 min |
| 2026-06 | 6 | 100% | -5 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 43 | 98% |
| Tue | 44 | 100% |
| Wed | 44 | 91% |
| Thu | 44 | 91% |
| Fri | 43 | 84% |
| Sat | 44 | 91% |
| Sun | 42 | 95% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…