Flight OddsNK3839 BOS → MIA
Spirit Airlines · Boston, MA to Miami, FL · 14 flights observed, 2025-09-04 to 2025-10-04 · 1,258 mi
On-time arrival
71%
Median delay
-2 min
90th percentile
+153 min
Cancellation rate
0%
How often is NK3839 on time?
Across 14 flights on BOS → MIA from 2025-09-04 to 2025-10-04, NK3839 arrived within 15 minutes of schedule 71% of the time. The median arrival delay was -2 min, and the worst 10% of flights arrived +153 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 | 10 | 71% |
| 16-30 min | 0 | 0% |
| 31-60 min | 1 | 7% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 3 | 21% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-09 | 12 | 75% | +24 min |
| 2025-10 | 2 | 50% | +85 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | No data | — |
| Tue | No data | — |
| Wed | No data | — |
| Thu | 5 | 20% |
| Fri | No data | — |
| Sat | 5 | 100% |
| Sun | 4 | 100% |
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…