Flight OddsDL4630 ATL → CHA
Delta Air Lines · Atlanta, GA to Chattanooga, TN · 89 flights observed, 2026-01-05 to 2026-04-12 · 106 mi
DL4630 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
79%
Median delay
-5 min
90th percentile
+68 min
Cancellation rate
3%
How often is DL4630 on time?
Across 89 flights on ATL → CHA from 2026-01-05 to 2026-04-12, DL4630 arrived within 15 minutes of schedule 79% of the time. The median arrival delay was -5 min, and the worst 10% of flights arrived +68 min or later. 3% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 68 | 79% |
| 16-30 min | 3 | 3% |
| 31-60 min | 4 | 5% |
| 61-120 min | 6 | 7% |
| 2+ hrs | 5 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 24 | 79% | +8 min |
| 2026-02 | 25 | 88% | +6 min |
| 2026-03 | 27 | 67% | +28 min |
| 2026-04 | 10 | 90% | +4 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 14 | 64% |
| Tue | 14 | 86% |
| Wed | 14 | 93% |
| Thu | 14 | 86% |
| Fri | 14 | 79% |
| Sat | 4 | 75% |
| Sun | 12 | 67% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…