Flight Reliability
NK 1301 · Spirit Airlines
Boston → Fort Lauderdale (BOS–FLL)
25
Bring Snacks
WanderNerd Reliability Score
- 49%
- Arrive within 15 minutes
- 33 min
- Average arrival delay
- 5.2%
- Cancelled
- 20 min
- Median arrival delay
Based on 58 historical flights. Data through May 2026.
What the data says
The 3–6 PM departure wins.
NK 1301 departing between 3–6 PM arrived on time 75% of the time, versus 32% between 6–9 PM.
Well behind the BOS–FLL route.
NK 1301 arrived on time 49% of the time, versus 67% across the BOS–FLL route.
Well behind the Spirit Airlines network.
NK 1301 arrived on time 49% of the time, versus 74% across the Spirit Airlines network.
The breakdown
- Mon—(6 flights)
- Tue—(8 flights)
- Wed—(7 flights)
- Thu—(9 flights)
- Fri—(8 flights)
- Sat—(9 flights)
- Sun—(8 flights)
- 12–3 PM—(4 flights)
- 3–6 PM75%(20 flights)
- 6–9 PM32%(31 flights)
- Departures on time
- 51%
- Diverted
- 0%
- Flights flown
- 55
- Months covered
- 3
Same route, other flights
Keep nerding
Based on 58 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.