NK617
NK617 (Spirit Airlines) is a multi-stop service on 3 routes, busiest Fort Lauderdale to San Antonio. Of 135 departures recorded from March 2025 to December 2025, 80.6% left on time, according to the US BTS.
- On-time departures80.6%of 135 flights
- Average delay11.9 min
- December 20253
- Cancelled0.7%
- Legs flown under this number3
Recorded departures by month
Short series — NK617 has only 7 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 periods7 periods
| Period | Departures 2024 | Departures 2025 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | 25 | – |
| April | – | 29 | – |
| May | – | 6 | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | 16 | – |
| October | – | 28 | – |
| November | – | 28 | – |
| December | – | 3 | – |
according to the US BTS · March 2025 → December 2025
On-time departures by month
Short series — NK617 has only 7 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 periods7 periods
| Period | On time 2024 | On time 2025 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | 100.0% | – |
| April | – | 93.1% | – |
| May | – | 83.3% | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | 75.0% | – |
| October | – | 51.9% | – |
| November | – | 82.1% | – |
| December | – | 66.7% | – |
according to the US BTS · March 2025 → December 2025
Average departure delay by month
Short series — NK617 has only 7 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 · March 2025 → December 2025
Cancelled departures by month
Short series — NK617 has only 7 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
The most recent periods7 periods
| Period | Cancelled 2024 | Cancelled 2025 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | 0 | – |
| April | – | 0 | – |
| May | – | 0 | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | 0 | – |
| October | – | 1 | – |
| November | – | 0 | – |
| December | – | 0 | – |
according to the US BTS · March 2025 → December 2025
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 99.3% 134
- Cancelled 0.7% 1
Share of all recorded flights in the period, all legs. · Mar 5, 2025 → Dec 3, 2025
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| FLL SAT Fort Lauderdale Hollywood International Airport – San Antonio International Airport | 1,840 | -3.4 min | 95.0% | 60 |
| AUS EWR Austin Bergstrom International Airport – Newark Liberty International Airport | 2,416 | 29.3 min | 60.5% | 44 |
| PIT FLL Pittsburgh International Airport – Fort Lauderdale Hollywood International Airport | 1,603 | 17.2 min | 80.7% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| March 2025 | 25 | 25 | 100.0% | 0 |
| April 2025 | 29 | 29 | 93.1% | 0 |
| May 2025 | 6 | 6 | 83.3% | 0 |
| September 2025 | 16 | 16 | 75.0% | 0 |
| October 2025 | 28 | 27 | 51.9% | 1 |
| November 2025 | 28 | 28 | 82.1% | 0 |
| December 2025 | 3 | 3 | 66.7% | 0 |