Flight OddsDL5597 BOS → JAX
Delta Air Lines · Boston, MA to Jacksonville, FL · 123 flights observed, 2025-12-20 to 2026-06-30 · 1,011 mi
DL5597 covers more than one route in the data window — the stats below are for BOS → JAX, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
84%
Median delay
-9 min
90th percentile
+29 min
Cancellation rate
0%
How often is DL5597 on time?
Across 123 flights on BOS → JAX from 2025-12-20 to 2026-06-30, DL5597 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. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 103 | 84% |
| 16-30 min | 9 | 7% |
| 31-60 min | 7 | 6% |
| 61-120 min | 2 | 2% |
| 2+ hrs | 2 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-12 | 12 | 75% | +6 min |
| 2026-01 | 4 | 75% | -1 min |
| 2026-03 | 24 | 67% | +5 min |
| 2026-04 | 26 | 88% | -2 min |
| 2026-05 | 29 | 93% | -7 min |
| 2026-06 | 28 | 89% | -4 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 19 | 74% |
| Tue | 19 | 95% |
| Wed | 18 | 89% |
| Thu | 18 | 78% |
| Fri | 15 | 73% |
| Sat | 14 | 71% |
| Sun | 20 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…