NK904
NK904 (Spirit Airlines) is a multi-stop service on 7 routes, busiest San Juan to Orlando. Of 260 departures recorded from October 2024 to April 2026, 84.5% left on time, according to the US BTS.
- On-time departures84.5%of 260 flights
- Average delay10.3 min
- April 202623▲ 475.0%vs April 2025
- Cancelled3.5%
- 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 periods10 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 22 | 29 | ▲ 31.8% |
| February | 16 | 28 | ▲ 75.0% |
| March | 4 | 31 | ▲ 675.0% |
| April | 4 | 23 | ▲ 475.0% |
| May | 1 | – | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | 26 | – | – |
| Year to date (Jan–Apr) | 46 | 111 | ▲ 141.3% |
according to the US BTS · October 2024 → 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 periods10 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 95.0% | 89.7% | ▼ 5.6% |
| February | 100.0% | 77.8% | ▼ 22.2% |
| March | 100.0% | 90.0% | ▼ 10.0% |
| April | 100.0% | 66.7% | ▼ 33.3% |
| May | 0.0% | – | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | 47.8% | – | – |
| Year-to-date average (Jan–Apr) | 98.8% | 81.0% | ▼ 17.9% |
according to the US BTS · October 2024 → April 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · October 2024 → April 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods10 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 2 | 0 | ▼ 100.0% |
| February | 0 | 1 | – |
| March | 0 | 1 | – |
| April | 0 | 2 | – |
| May | 0 | – | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | 3 | – | – |
| Year to date (Jan–Apr) | 2 | 4 | ▲ 100.0% |
according to the US BTS · October 2024 → 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 96.5% 251
- Cancelled 3.5% 9
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Apr 27, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
4| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SJU MCO Luis Munoz Marin International Airport – Orlando International Airport | 1,913 | 13.2 min | 85.0% | 97 |
| LAS PHL Harry Reid International Airport – Philadelphia International Airport | 3,494 | -1.3 min | 92.8% | 84 |
| DFW DTW Dallas Fort Worth International Airport – Detroit Metropolitan Wayne County Airport | 1,587 | -3.2 min | 96.8% | 32 |
| MIA DTW Miami International Airport – Detroit Metropolitan Wayne County Airport | 1,847 | 46.4 min | 53.6% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 90.0% | 0 |
| November 2024 | 30 | 30 | 96.7% | 0 |
| December 2024 | 26 | 26 | 88.5% | 0 |
| January 2025 | 22 | 20 | 95.0% | 2 |
| February 2025 | 16 | 16 | 100.0% | 0 |
| March 2025 | 4 | 4 | 100.0% | 0 |
| April 2025 | 4 | 4 | 100.0% | 0 |
| May 2025 | 1 | 1 | 0.0% | 0 |
| December 2025 | 26 | 23 | 47.8% | 3 |
| January 2026 | 29 | 29 | 89.7% | 0 |
| February 2026 | 28 | 27 | 77.8% | 1 |
| March 2026 | 31 | 30 | 90.0% | 1 |
| April 2026 | 23 | 21 | 66.7% | 2 |