NK1908
NK1908 (Spirit Airlines) is a multi-stop service on 4 routes, busiest Boston to Tampa. Of 111 departures recorded from October 2024 to December 2025, 81.8% left on time, according to the US BTS.
- On-time departures81.8%of 111 flights
- Average delay9.3 min
- December 20253▼ 88.0%vs December 2024
- Cancelled0.9%
- Legs flown under this number4
Recorded departures by month
Short series — NK1908 has only 8 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 periods8 periods
| Period | Departures 2024 | Departures 2025 | Change vs last year |
|---|---|---|---|
| January | – | 8 | – |
| February | – | – | – |
| March | – | – | – |
| April | – | – | – |
| May | – | – | – |
| June | – | – | – |
| July | – | 6 | – |
| August | – | 4 | – |
| September | – | – | – |
| October | 13 | – | – |
| November | 23 | 29 | ▲ 26.1% |
| December | 25 | 3 | ▼ 88.0% |
according to the US BTS · October 2024 → December 2025
On-time departures by month
Short series — NK1908 has only 8 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 periods8 periods
| Period | On time 2024 | On time 2025 | Change vs last year |
|---|---|---|---|
| January | – | 100.0% | – |
| February | – | – | – |
| March | – | – | – |
| April | – | – | – |
| May | – | – | – |
| June | – | – | – |
| July | – | 66.7% | – |
| August | – | 0.0% | – |
| September | – | – | – |
| October | 100.0% | – | – |
| November | 78.3% | 93.1% | ▲ 19.0% |
| December | 80.0% | 33.3% | ▼ 58.3% |
according to the US BTS · October 2024 → December 2025
Average departure delay by month
Short series — NK1908 has only 8 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 · October 2024 → December 2025
Cancelled departures by month
Short series — NK1908 has only 8 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
The most recent periods8 periods
| Period | Cancelled 2024 | Cancelled 2025 | Change vs last year |
|---|---|---|---|
| January | – | 0 | – |
| February | – | – | – |
| March | – | – | – |
| April | – | – | – |
| May | – | – | – |
| June | – | – | – |
| July | – | 0 | – |
| August | – | 0 | – |
| September | – | – | – |
| October | 1 | – | – |
| November | 0 | 0 | – |
| December | 0 | 0 | – |
according to the US BTS · October 2024 → 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 99.1% 110
- Cancelled 0.9% 1
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Dec 3, 2025
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
2| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| BOS TPA Boston Logan International Airport – Tampa International Airport | 1,908 | 9.9 min | 82.7% | 52 |
| IAH MCO George Bush Intercontinental Airport – Orlando International Airport | 1,372 | 5.9 min | 87.5% | 32 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 13 | 12 | 100.0% | 1 |
| November 2024 | 23 | 23 | 78.3% | 0 |
| December 2024 | 25 | 25 | 80.0% | 0 |
| January 2025 | 8 | 8 | 100.0% | 0 |
| July 2025 | 6 | 6 | 66.7% | 0 |
| August 2025 | 4 | 4 | 0.0% | 0 |
| November 2025 | 29 | 29 | 93.1% | 0 |
| December 2025 | 3 | 3 | 33.3% | 0 |