NK1903
NK1903 (Spirit Airlines) is a multi-stop service on 3 routes, busiest Miami to Houston. Of 139 departures recorded from October 2024 to October 2025, 81.0% left on time, according to the US BTS.
- On-time departures81.0%of 139 flights
- Average delay13.1 min
- October 20259▼ 55.0%vs October 2024
- Cancelled1.4%
- Legs flown under this number3
Recorded departures by month
Short series — NK1903 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 | – | 7 | – |
| February | – | – | – |
| March | – | – | – |
| April | – | – | – |
| May | – | – | – |
| June | – | – | – |
| July | – | 23 | – |
| August | – | 12 | – |
| September | – | 8 | – |
| October | 20 | 9 | ▼ 55.0% |
| November | 30 | – | – |
| December | 30 | – | – |
according to the US BTS · October 2024 → October 2025
On-time departures by month
Short series — NK1903 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 | – | 85.7% | – |
| February | – | – | – |
| March | – | – | – |
| April | – | – | – |
| May | – | – | – |
| June | – | – | – |
| July | – | 34.8% | – |
| August | – | 25.0% | – |
| September | – | 83.3% | – |
| October | 100.0% | 100.0% | 0.0% |
| November | 100.0% | – | – |
| December | 100.0% | – | – |
according to the US BTS · October 2024 → October 2025
Average departure delay by month
Short series — NK1903 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 → October 2025
Cancelled departures by month
Short series — NK1903 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 | – | 2 | – |
| October | 0 | 0 | – |
| November | 0 | – | – |
| December | 0 | – | – |
according to the US BTS · October 2024 → October 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 98.6% 137
- Cancelled 1.4% 2
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Oct 30, 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 |
|---|---|---|---|---|
| MIA IAH Miami International Airport – George Bush Intercontinental Airport | 1,549 | -5.2 min | 98.9% | 87 |
| MCO ATL Orlando International Airport – Hartsfield Jackson Atlanta International Airport | 651 | 62.9 min | 31.4% | 35 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 100.0% | 0 |
| November 2024 | 30 | 30 | 100.0% | 0 |
| December 2024 | 30 | 30 | 100.0% | 0 |
| January 2025 | 7 | 7 | 85.7% | 0 |
| July 2025 | 23 | 23 | 34.8% | 0 |
| August 2025 | 12 | 12 | 25.0% | 0 |
| September 2025 | 8 | 6 | 83.3% | 2 |
| October 2025 | 9 | 9 | 100.0% | 0 |