NK850
NK850 (Spirit Airlines) is a multi-stop service on 5 routes, busiest Atlanta to Newark. Of 145 departures recorded from December 2024 to May 2026, 76.1% left on time, according to the US BTS.
- On-time departures76.1%of 145 flights
- Average delay20.0 min
- May 20261▼ 66.7%vs May 2025
- Cancelled2.1%
- Legs flown under this number5
Recorded departures by month
Short series — NK850 has only 10 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 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 8 | – | – |
| February | 17 | – | – |
| March | 30 | – | – |
| April | 27 | 15 | ▼ 44.4% |
| May | 3 | 1 | ▼ 66.7% |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 28 | – | – |
| December | 3 | – | – |
according to the US BTS · December 2024 → May 2026
On-time departures by month
Short series — NK850 has only 10 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 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 87.5% | – | – |
| February | 94.1% | – | – |
| March | 93.3% | – | – |
| April | 69.2% | 80.0% | ▲ 15.6% |
| May | 0.0% | 100.0% | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 63.0% | – | – |
| December | 66.7% | – | – |
according to the US BTS · December 2024 → May 2026
Average departure delay by month
Short series — NK850 has only 10 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 → May 2026
Cancelled departures by month
Short series — NK850 has only 10 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 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | – | – |
| February | 0 | – | – |
| March | 0 | – | – |
| April | 1 | 0 | ▼ 100.0% |
| May | 1 | 0 | ▼ 100.0% |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 1 | – | – |
| December | 0 | – | – |
according to the US BTS · December 2024 → May 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 97.9% 142
- Cancelled 2.1% 3
Share of all recorded flights in the period, all legs. · Dec 18, 2024 → May 1, 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 |
|---|---|---|---|---|
| ATL EWR Hartsfield Jackson Atlanta International Airport – Newark Liberty International Airport | 1,199 | 30.8 min | 78.2% | 57 |
| FLL BOS Fort Lauderdale Hollywood International Airport – Boston Logan International Airport | 1,994 | 22.7 min | 63.3% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| December 2024 | 13 | 13 | 53.9% | 0 |
| January 2025 | 8 | 8 | 87.5% | 0 |
| February 2025 | 17 | 17 | 94.1% | 0 |
| March 2025 | 30 | 30 | 93.3% | 0 |
| April 2025 | 27 | 26 | 69.2% | 1 |
| May 2025 | 3 | 2 | 0.0% | 1 |
| November 2025 | 28 | 27 | 63.0% | 1 |
| December 2025 | 3 | 3 | 66.7% | 0 |
| April 2026 | 15 | 15 | 80.0% | 0 |
| May 2026 | 1 | 1 | 100.0% | 0 |