Flight OddsDelta Air Lines · Nashville, TN to Salt Lake City, UT · 13 flights observed, 2025-11-09 to 2025-12-01 · 1,404 mi
DL644 covers more than one route in the data window — the stats below are for BNA → SLC, the one it has flown most recently. The others are linked under “Other routes”.
How often is DL644 on time?
Across 13 flights on BNA → SLC from 2025-11-09 to 2025-12-01, DL644 arrived within 15 minutes of schedule 100% of the time. The median arrival delay was -15 min, and the worst 10% of flights arrived -2 min or later. 8% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 12 | 100% |
| 16-30 min | 0 | 0% |
| 31-60 min | 0 | 0% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 11 | 100% | -14 min |
| 2025-12 | 1 | 100% | -17 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 3 | 100% |
| Tue | No data | — |
| Wed | 2 | 100% |
| Thu | 2 | 100% |
| Fri | 2 | 100% |
| Sat | 1 | 100% |
| Sun | 2 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…