Flight OddsDL5815 BOS → JAX
Delta Air Lines · Boston, MA to Jacksonville, FL · 118 flights observed, 2025-07-06 to 2025-12-19 · 1,011 mi
DL5815 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
56%
Median delay
+7 min
90th percentile
+106 min
Cancellation rate
5%
How often is DL5815 on time?
Across 118 flights on BOS → JAX from 2025-07-06 to 2025-12-19, DL5815 arrived within 15 minutes of schedule 56% of the time. The median arrival delay was +7 min, and the worst 10% of flights arrived +106 min or later. 5% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 63 | 56% |
| 16-30 min | 11 | 10% |
| 31-60 min | 15 | 13% |
| 61-120 min | 15 | 13% |
| 2+ hrs | 8 | 7% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 21 | 48% | +53 min |
| 2025-08 | 19 | 74% | +6 min |
| 2025-09 | 15 | 33% | +46 min |
| 2025-10 | 22 | 45% | +33 min |
| 2025-11 | 18 | 72% | +1 min |
| 2025-12 | 17 | 65% | +13 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 18 | 56% |
| Tue | 19 | 63% |
| Wed | 16 | 69% |
| Thu | 18 | 50% |
| Fri | 19 | 58% |
| Sat | 1 | 100% |
| Sun | 21 | 43% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…