NK811
NK811 (Spirit Airlines) is a multi-stop service on 6 routes, busiest Dallas-Fort Worth to Miami. Of 160 departures recorded from December 2024 to December 2025, 76.4% left on time, according to the US BTS.
- On-time departures76.4%of 160 flights
- Average delay10.9 min
- December 20253▼ 86.4%vs December 2024
- Cancelled1.9%
- Legs flown under this number6
Recorded departures by month
Short series — NK811 has only 9 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 periods9 periods
| Period | Departures 2024 | Departures 2025 | Change vs last year |
|---|---|---|---|
| January | – | 31 | – |
| February | – | 11 | – |
| March | – | 25 | – |
| April | – | 30 | – |
| May | – | 6 | – |
| June | – | 3 | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | – |
| November | – | 29 | – |
| December | 22 | 3 | ▼ 86.4% |
according to the US BTS · December 2024 → December 2025
On-time departures by month
Short series — NK811 has only 9 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 periods9 periods
| Period | On time 2024 | On time 2025 | Change vs last year |
|---|---|---|---|
| January | – | 72.4% | – |
| February | – | 90.9% | – |
| March | – | 72.0% | – |
| April | – | 86.7% | – |
| May | – | 50.0% | – |
| June | – | 100.0% | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | – |
| November | – | 86.2% | – |
| December | 57.1% | 66.7% | ▲ 16.7% |
according to the US BTS · December 2024 → December 2025
Average departure delay by month
Short series — NK811 has only 9 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 · December 2024 → December 2025
Cancelled departures by month
Short series — NK811 has only 9 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
The most recent periods9 periods
| Period | Cancelled 2024 | Cancelled 2025 | Change vs last year |
|---|---|---|---|
| January | – | 2 | – |
| February | – | 0 | – |
| March | – | 0 | – |
| April | – | 0 | – |
| May | – | 0 | – |
| June | – | 0 | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | – |
| November | – | 0 | – |
| December | 1 | 0 | ▼ 100.0% |
according to the US BTS · December 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 98.1% 157
- Cancelled 1.9% 3
Share of all recorded flights in the period, all legs. · Dec 5, 2024 → 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 |
|---|---|---|---|---|
| DFW MIA Dallas Fort Worth International Airport – Miami International Airport | 1,802 | 16.1 min | 77.1% | 61 |
| LAX ATL Los Angeles International Airport – Hartsfield Jackson Atlanta International Airport | 3,126 | -0.6 min | 87.5% | 34 |
| MCO BNA Orlando International Airport – Nashville International Airport | 993 | -0.0 min | 84.4% | 32 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| December 2024 | 22 | 21 | 57.1% | 1 |
| January 2025 | 31 | 29 | 72.4% | 2 |
| February 2025 | 11 | 11 | 90.9% | 0 |
| March 2025 | 25 | 25 | 72.0% | 0 |
| April 2025 | 30 | 30 | 86.7% | 0 |
| May 2025 | 6 | 6 | 50.0% | 0 |
| June 2025 | 3 | 3 | 100.0% | 0 |
| November 2025 | 29 | 29 | 86.2% | 0 |
| December 2025 | 3 | 3 | 66.7% | 0 |