Flight OddsDL4037 SUN → SLC
Delta Air Lines · Sun Valley/Hailey/Ketchum, ID to Salt Lake City, UT · 363 flights observed, 2025-07-01 to 2026-06-30 · 222 mi
On-time arrival
98%
Median delay
-19 min
90th percentile
-9 min
Cancellation rate
1%
How often is DL4037 on time?
Across 363 flights on SUN → SLC from 2025-07-01 to 2026-06-30, DL4037 arrived within 15 minutes of schedule 98% of the time. The median arrival delay was -19 min, and the worst 10% of flights arrived -9 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 | 354 | 98% |
| 16-30 min | 0 | 0% |
| 31-60 min | 1 | 0% |
| 61-120 min | 1 | 0% |
| 2+ hrs | 4 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 100% | -17 min |
| 2025-08 | 31 | 100% | -18 min |
| 2025-09 | 30 | 100% | -18 min |
| 2025-10 | 31 | 100% | -17 min |
| 2025-11 | 30 | 100% | -19 min |
| 2025-12 | 30 | 93% | +22 min |
| 2026-01 | 29 | 97% | -12 min |
| 2026-02 | 28 | 96% | -15 min |
| 2026-03 | 31 | 100% | -19 min |
| 2026-04 | 30 | 93% | -11 min |
| 2026-05 | 29 | 100% | -20 min |
| 2026-06 | 30 | 100% | -19 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 51 | 98% |
| Tue | 52 | 98% |
| Wed | 50 | 98% |
| Thu | 51 | 96% |
| Fri | 52 | 98% |
| Sat | 52 | 100% |
| Sun | 52 | 100% |
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…