Flight OddsDelta Air Lines · Fort Lauderdale, FL to Atlanta, GA · 134 flights observed, 2025-07-01 to 2026-06-06 · 581 mi
DL1631 covers more than one route in the data window — the stats below are for FLL → ATL, the one it has flown most recently. The others are linked under “Other routes”.
How often is DL1631 on time?
Across 134 flights on FLL → ATL from 2025-07-01 to 2026-06-06, DL1631 arrived within 15 minutes of schedule 84% of the time. The median arrival delay was -9 min, and the worst 10% of flights arrived +29 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 | 109 | 84% |
| 16-30 min | 8 | 6% |
| 31-60 min | 11 | 8% |
| 61-120 min | 1 | 1% |
| 2+ hrs | 1 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 5 | 80% | -7 min |
| 2026-01 | 26 | 69% | +1 min |
| 2026-02 | 11 | 100% | -7 min |
| 2026-03 | 24 | 83% | +4 min |
| 2026-04 | 30 | 87% | -7 min |
| 2026-05 | 28 | 86% | -2 min |
| 2026-06 | 6 | 100% | -12 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 19 | 84% |
| Tue | 20 | 70% |
| Wed | 20 | 90% |
| Thu | 19 | 84% |
| Fri | 17 | 82% |
| Sat | 19 | 89% |
| Sun | 16 | 88% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…