Flight Reliability
NK 1056 · Spirit Airlines
Charleston → Fort Lauderdale (CHS–FLL)84% of its flights flew this route. The rest (SLC–DTW) are included in these numbers.
- 66%
- Arrive within 15 minutes
- 20 min
- Average arrival delay
- 8.6%
- Cancelled
- 1 min
- Median arrival delay
Based on 93 historical flights. Data through May 2026.
What the data says
The 12–3 PM departure wins.
NK 1056 departing between 12–3 PM arrived on time 93% of the time, versus 59% between 6–9 PM.
Thursdays have been rough.
NK 1056 arrived on time 94% of the time on Mondays and just 42% on Thursdays. That gap is worth planning around.
Lagging the CHS–FLL route.
NK 1056 arrived on time 66% of the time, versus 75% across the CHS–FLL route.
Lagging the Spirit Airlines network.
NK 1056 arrived on time 66% of the time, versus 74% across the Spirit Airlines network.
The breakdown
- Mon94%(18 flights)
- Tue—(3 flights)
- Wed—(8 flights)
- Thu42%(12 flights)
- Fri67%(18 flights)
- Sat54%(13 flights)
- Sun46%(13 flights)
- 6–9 AM62%(26 flights)
- 12–3 PM93%(15 flights)
- 6–9 PM59%(44 flights)
Jul 90% → Apr 69% on time
| Month | On-time percentage | Flights |
|---|---|---|
| July 2025 | 90% | 10 |
| January 2026 | 77% | 17 |
| February 2026 | 55% | 20 |
| March 2026 | 45% | 20 |
| April 2026 | 69% | 13 |
- Departures on time
- 79%
- Diverted
- 0%
- Flights flown
- 85
- Months covered
- 6
Same route, other flights
Keep nerding
Based on 93 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.