NK571
NK571 (Spirit Airlines) is a multi-stop service on 7 routes, busiest Fort Lauderdale to San Juan. Of 308 departures recorded from January 2025 to April 2026, 73.8% left on time, according to the US BTS.
- On-time departures73.8%of 308 flights
- Average delay18.2 min
- April 202614▼ 51.7%vs April 2025
- Cancelled1.0%
- Legs flown under this number7
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods13 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 14 | 30 | ▲ 114.3% |
| February | 21 | 28 | ▲ 33.3% |
| March | 26 | 31 | ▲ 19.2% |
| April | 29 | 14 | ▼ 51.7% |
| May | 6 | – | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | 27 | – | – |
| October | 31 | – | in progress |
| November | 21 | – | – |
| December | 30 | – | – |
| Year to date (Jan–Apr) | 90 | 103 | ▲ 14.4% |
according to the US BTS · January 2025 → April 2026
On-time departures by month
Months without data are left blank.
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods13 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 85.7% | 50.0% | ▼ 41.7% |
| February | 81.0% | 50.0% | ▼ 38.2% |
| March | 76.0% | 48.4% | ▼ 36.3% |
| April | 79.3% | 78.6% | ▼ 0.9% |
| May | 83.3% | – | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | 92.6% | – | – |
| October | 80.0% | – | in progress |
| November | 90.5% | – | – |
| December | 89.7% | – | – |
| Year-to-date average (Jan–Apr) | 80.5% | 56.7% | ▼ 29.5% |
according to the US BTS · January 2025 → April 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · January 2025 → April 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods13 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | 0 | 0 | – |
| March | 1 | 0 | ▼ 100.0% |
| April | 0 | 0 | – |
| May | 0 | – | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | 0 | – | – |
| October | 1 | – | in progress |
| November | 0 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Apr) | 1 | 0 | ▼ 100.0% |
according to the US BTS · January 2025 → April 2026
This is a historical record of departures already flown, not a forecast for your flight.
Several legs: the headline figure averages all of them. See the leg table.
Cancellation share
- Not cancelled 99.0% 305
- Cancelled 1.0% 3
Share of all recorded flights in the period, all legs. · Jan 9, 2025 → Apr 14, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
5| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| FLL SJU Fort Lauderdale Hollywood International Airport – Luis Munoz Marin International Airport | 1,684 | 33.1 min | 51.6% | 97 |
| MIA IAH Miami International Airport – George Bush Intercontinental Airport | 1,549 | 23.2 min | 79.0% | 58 |
| EWR SAV Newark Liberty International Airport – Savannah Hilton Head International Airport | 1,140 | 9.9 min | 86.0% | 58 |
| ORD TPA Chicago O'Hare International Airport – Tampa International Airport | 1,631 | 5.1 min | 81.6% | 38 |
| TPA FLL Tampa International Airport – Fort Lauderdale Hollywood International Airport | 317 | 7.1 min | 87.5% | 33 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| January 2025 | 14 | 14 | 85.7% | 0 |
| February 2025 | 21 | 21 | 81.0% | 0 |
| March 2025 | 26 | 25 | 76.0% | 1 |
| April 2025 | 29 | 29 | 79.3% | 0 |
| May 2025 | 6 | 6 | 83.3% | 0 |
| September 2025 | 27 | 27 | 92.6% | 0 |
| October 2025 | 31 | 30 | 80.0% | 1 |
| November 2025 | 21 | 21 | 90.5% | 0 |
| December 2025 | 30 | 29 | 89.7% | 1 |
| January 2026 | 30 | 30 | 50.0% | 0 |
| February 2026 | 28 | 28 | 50.0% | 0 |
| March 2026 | 31 | 31 | 48.4% | 0 |
| April 2026 | 14 | 14 | 78.6% | 0 |