NK492
NK492 (Spirit Airlines) is a multi-stop service on 3 routes, busiest Chicago to Miami. Of 127 departures recorded from November 2024 to December 2025, 82.4% left on time, according to the US BTS.
- On-time departures82.4%of 127 flights
- Average delay9.0 min
- December 20252▼ 88.2%vs December 2024
- Cancelled1.6%
- Legs flown under this number3
Recorded departures by month
Short series — NK492 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 | – | 27 | – |
| April | – | 27 | – |
| May | – | 5 | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | – |
| November | 20 | 22 | ▲ 10.0% |
| December | 17 | 2 | ▼ 88.2% |
according to the US BTS · November 2024 → December 2025
On-time departures by month
Short series — NK492 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 | – | 84.6% | – |
| April | – | 76.9% | – |
| May | – | 40.0% | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | – |
| November | 95.0% | 90.9% | ▼ 4.3% |
| December | 76.5% | 50.0% | ▼ 34.6% |
according to the US BTS · November 2024 → December 2025
Average departure delay by month
Short series — NK492 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 · November 2024 → December 2025
Cancelled departures by month
Short series — NK492 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 | – | 1 | – |
| April | – | 1 | – |
| May | – | 0 | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | – |
| November | 0 | 0 | – |
| December | 0 | 0 | – |
according to the US BTS · November 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 98.4% 125
- Cancelled 1.6% 2
Share of all recorded flights in the period, all legs. · Nov 7, 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 |
|---|---|---|---|---|
| ORD MIA Chicago O'Hare International Airport – Miami International Airport | 1,930 | 14.0 min | 77.2% | 59 |
| SJU ORD Luis Munoz Marin International Airport – Chicago O'Hare International Airport | 3,338 | 2.9 min | 86.4% | 44 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| November 2024 | 20 | 20 | 95.0% | 0 |
| December 2024 | 17 | 17 | 76.5% | 0 |
| January 2025 | 7 | 7 | 85.7% | 0 |
| March 2025 | 27 | 26 | 84.6% | 1 |
| April 2025 | 27 | 26 | 76.9% | 1 |
| May 2025 | 5 | 5 | 40.0% | 0 |
| November 2025 | 22 | 22 | 90.9% | 0 |
| December 2025 | 2 | 2 | 50.0% | 0 |