Flight OddsNK850 FLL → BOS
Spirit Airlines · Fort Lauderdale, FL to Boston, MA · 31 flights observed, 2025-11-02 to 2025-12-03 · 1,237 mi
NK850 covers more than one route in the data window — the stats below are for FLL → BOS, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
60%
Median delay
+8 min
90th percentile
+70 min
Cancellation rate
3%
How often is NK850 on time?
Across 31 flights on FLL → BOS from 2025-11-02 to 2025-12-03, NK850 arrived within 15 minutes of schedule 60% of the time. The median arrival delay was +8 min, and the worst 10% of flights arrived +70 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 | 18 | 60% |
| 16-30 min | 4 | 13% |
| 31-60 min | 4 | 13% |
| 61-120 min | 4 | 13% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 27 | 59% | +22 min |
| 2025-12 | 3 | 67% | -3 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 20% |
| Tue | 5 | 80% |
| Wed | 5 | 100% |
| Thu | 3 | 67% |
| Fri | 4 | 75% |
| Sat | 3 | 67% |
| Sun | 5 | 20% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…