NK831
NK831 (Spirit Airlines) is a multi-stop service on 4 routes, busiest Newark to Fort Lauderdale. Of 153 departures recorded from February 2025 to April 2026, 80.0% left on time, according to the US BTS.
- On-time departures80.0%of 153 flights
- Average delay16.4 min
- April 202614▼ 36.4%vs April 2025
- Cancelled8.5%
- Legs flown under this number4
Recorded departures by month
Short series — NK831 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 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | 24 | – |
| February | 2 | 28 | ▲ 1,300.0% |
| March | 26 | 31 | ▲ 19.2% |
| April | 22 | 14 | ▼ 36.4% |
| May | 6 | – | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · February 2025 → April 2026
On-time departures by month
Short series — NK831 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 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | 86.4% | – |
| February | 50.0% | 73.9% | ▲ 47.8% |
| March | 96.2% | 65.4% | ▼ 32.0% |
| April | 86.4% | 92.3% | ▲ 6.9% |
| May | 33.3% | – | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · February 2025 → April 2026
Average departure delay by month
Short series — NK831 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 · February 2025 → April 2026
Cancelled departures by month
Short series — NK831 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 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | 2 | – |
| February | 0 | 5 | – |
| March | 0 | 5 | – |
| April | 0 | 1 | – |
| May | 0 | – | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · February 2025 → 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 91.5% 140
- Cancelled 8.5% 13
Share of all recorded flights in the period, all legs. · Feb 15, 2025 → Apr 14, 2026
Legs flown under this number
1| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| EWR FLL Newark Liberty International Airport – Fort Lauderdale Hollywood International Airport | 1,717 | 20.8 min | 77.4% | 97 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| February 2025 | 2 | 2 | 50.0% | 0 |
| March 2025 | 26 | 26 | 96.2% | 0 |
| April 2025 | 22 | 22 | 86.4% | 0 |
| May 2025 | 6 | 6 | 33.3% | 0 |
| January 2026 | 24 | 22 | 86.4% | 2 |
| February 2026 | 28 | 23 | 73.9% | 5 |
| March 2026 | 31 | 26 | 65.4% | 5 |
| April 2026 | 14 | 13 | 92.3% | 1 |