Flight OddsDL5309 ATL → CHA
Delta Air Lines · Atlanta, GA to Chattanooga, TN · 238 flights observed, 2025-07-07 to 2026-06-30 · 106 mi
DL5309 covers more than one route in the data window — the stats below are for ATL → CHA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
90%
Median delay
-10 min
90th percentile
+16 min
Cancellation rate
2%
How often is DL5309 on time?
Across 238 flights on ATL → CHA from 2025-07-07 to 2026-06-30, DL5309 arrived within 15 minutes of schedule 90% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +16 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 210 | 90% |
| 16-30 min | 10 | 4% |
| 31-60 min | 8 | 3% |
| 61-120 min | 2 | 1% |
| 2+ hrs | 4 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 22 | 95% | -10 min |
| 2025-08 | 29 | 93% | -6 min |
| 2025-09 | 10 | 100% | -11 min |
| 2025-12 | 12 | 83% | -4 min |
| 2026-01 | 28 | 93% | -2 min |
| 2026-02 | 24 | 79% | -1 min |
| 2026-03 | 30 | 80% | +23 min |
| 2026-04 | 26 | 92% | 0 min |
| 2026-05 | 25 | 92% | -12 min |
| 2026-06 | 28 | 93% | -9 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 37 | 89% |
| Tue | 38 | 89% |
| Wed | 37 | 97% |
| Thu | 36 | 86% |
| Fri | 36 | 89% |
| Sat | 16 | 94% |
| Sun | 34 | 85% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…