NK721
NK721 (Spirit Airlines) is a multi-stop service on 5 routes, busiest Nashville to Orlando. Of 144 departures recorded from December 2024 to March 2026, 85.6% left on time, according to the US BTS.
- On-time departures85.6%of 144 flights
- Average delay4.0 min
- March 202611▼ 15.4%vs March 2025
- Cancelled8.3%
- Legs flown under this number5
Recorded departures by month
Short series — NK721 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 periods8 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | 24 | – |
| February | – | 28 | – |
| March | 13 | 11 | ▼ 15.4% |
| April | 19 | – | – |
| May | 4 | – | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 28 | – | – |
| December | 3 | – | – |
according to the US BTS · December 2024 → March 2026
On-time departures by month
Short series — NK721 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 periods8 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | 95.2% | – |
| February | – | 66.7% | – |
| March | 100.0% | 80.0% | ▼ 20.0% |
| April | 100.0% | – | – |
| May | 100.0% | – | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 78.6% | – | – |
| December | 33.3% | – | – |
according to the US BTS · December 2024 → March 2026
Average departure delay by month
Short series — NK721 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 → March 2026
Cancelled departures by month
Short series — NK721 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 periods8 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | 3 | – |
| February | – | 7 | – |
| March | 1 | 1 | 0.0% |
| April | 0 | – | – |
| May | 0 | – | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
according to the US BTS · December 2024 → March 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 91.7% 132
- Cancelled 8.3% 12
Share of all recorded flights in the period, all legs. · Dec 4, 2024 → Mar 11, 2026
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 |
|---|---|---|---|---|
| BNA MCO Nashville International Airport – Orlando International Airport | 993 | 8.8 min | 80.8% | 63 |
| CMH MCO John Glenn Columbus International Airport – Orlando International Airport | 1,295 | 11.7 min | 74.2% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| December 2024 | 14 | 14 | 92.9% | 0 |
| March 2025 | 13 | 12 | 100.0% | 1 |
| April 2025 | 19 | 19 | 100.0% | 0 |
| May 2025 | 4 | 4 | 100.0% | 0 |
| November 2025 | 28 | 28 | 78.6% | 0 |
| December 2025 | 3 | 3 | 33.3% | 0 |
| January 2026 | 24 | 21 | 95.2% | 3 |
| February 2026 | 28 | 21 | 66.7% | 7 |
| March 2026 | 11 | 10 | 80.0% | 1 |