NK1421
NK1421 (Spirit Airlines) is a multi-stop service on 4 routes, busiest Fort Lauderdale to Pittsburgh. Of 88 departures recorded from July 2025 to January 2026, 61.2% left on time, according to the US BTS.
- On-time departures61.2%of 88 flights
- Average delay27.3 min
- January 20267
- Cancelled3.4%
- Legs flown under this number4
Recorded departures by month
Short series — NK1421 has only 6 months so far. Enough to show the level now, not enough to read a trend.
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods6 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | 7 | – |
| February | – | – | – |
| March | – | – | – |
| April | – | – | – |
| May | – | – | – |
| June | – | – | – |
| July | 23 | – | – |
| August | 12 | – | – |
| September | 8 | – | – |
| October | 16 | – | in progress |
| November | – | – | – |
| December | 22 | – | – |
according to the US BTS · July 2025 → January 2026
On-time departures by month
Short series — NK1421 has only 6 months so far. Enough to show the level now, not enough to read a trend.
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 periods6 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | 33.3% | – |
| February | – | – | – |
| March | – | – | – |
| April | – | – | – |
| May | – | – | – |
| June | – | – | – |
| July | 73.9% | – | – |
| August | 75.0% | – | – |
| September | 100.0% | – | – |
| October | 66.7% | – | in progress |
| November | – | – | – |
| December | 28.6% | – | – |
according to the US BTS · July 2025 → January 2026
Average departure delay by month
Short series — NK1421 has only 6 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
according to the US BTS · July 2025 → January 2026
Cancelled departures by month
Short series — NK1421 has only 6 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
The most recent periods6 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | 1 | – |
| February | – | – | – |
| March | – | – | – |
| April | – | – | – |
| May | – | – | – |
| June | – | – | – |
| July | 0 | – | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 1 | – | in progress |
| November | – | – | – |
| December | 1 | – | – |
according to the US BTS · July 2025 → January 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 96.6% 85
- Cancelled 3.4% 3
Share of all recorded flights in the period, all legs. · Jul 9, 2025 → Jan 7, 2026
Legs flown under this number
1| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| FLL PIT Fort Lauderdale Hollywood International Airport – Pittsburgh International Airport | 1,603 | 15.4 min | 73.5% | 34 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| July 2025 | 23 | 23 | 73.9% | 0 |
| August 2025 | 12 | 12 | 75.0% | 0 |
| September 2025 | 8 | 8 | 100.0% | 0 |
| October 2025 | 16 | 15 | 66.7% | 1 |
| December 2025 | 22 | 21 | 28.6% | 1 |
| January 2026 | 7 | 6 | 33.3% | 1 |