Flight OddsDelta Air Lines · Sun Valley/Hailey/Ketchum, ID to Salt Lake City, UT · 168 flights observed, 2025-07-01 to 2025-12-19 · 222 mi
DL3637 covers more than one route in the data window — the stats below are for SUN → SLC, the one it has flown most recently. The others are linked under “Other routes”.
How often is DL3637 on time?
Across 168 flights on SUN → SLC from 2025-07-01 to 2025-12-19, DL3637 arrived within 15 minutes of schedule 95% of the time. The median arrival delay was -11 min, and the worst 10% of flights arrived +5 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 | 159 | 95% |
| 16-30 min | 2 | 1% |
| 31-60 min | 2 | 1% |
| 61-120 min | 2 | 1% |
| 2+ hrs | 2 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 90% | +1 min |
| 2025-08 | 31 | 94% | -3 min |
| 2025-09 | 30 | 93% | +7 min |
| 2025-10 | 30 | 100% | -10 min |
| 2025-11 | 27 | 100% | -20 min |
| 2025-12 | 18 | 94% | -18 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 24 | 96% |
| Tue | 25 | 96% |
| Wed | 24 | 96% |
| Thu | 24 | 92% |
| Fri | 23 | 100% |
| Sat | 23 | 100% |
| Sun | 24 | 88% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…