NK1839
NK1839 (Spirit Airlines) is a multi-stop service on 5 routes, busiest Chicago to Fort Myers. Of 100 departures recorded from October 2024 to May 2026, 93.0% left on time, according to the US BTS.
- On-time departures93.0%of 100 flights
- Average delay2.6 min
- May 20261
- Cancelled0.0%
- Legs flown under this number5
Recorded departures by month
Short series — NK1839 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 periods7 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 8 | – | – |
| February | – | – | – |
| March | – | – | – |
| April | – | 12 | – |
| May | – | 1 | – |
| June | – | – | – |
| July | 7 | – | – |
| August | 3 | – | – |
| September | 8 | – | – |
| October | 9 | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · October 2024 → May 2026
On-time departures by month
Short series — NK1839 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 periods7 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 100.0% | – | – |
| February | – | – | – |
| March | – | – | – |
| April | – | 100.0% | – |
| May | – | 100.0% | – |
| June | – | – | – |
| July | 100.0% | – | – |
| August | 100.0% | – | – |
| September | 100.0% | – | – |
| October | 88.9% | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · October 2024 → May 2026
Average departure delay by month
Short series — NK1839 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 · October 2024 → May 2026
Cancelled departures by month
Short series — NK1839 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 periods7 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | – | – |
| February | – | – | – |
| March | – | – | – |
| April | – | 0 | – |
| May | – | 0 | – |
| June | – | – | – |
| July | 0 | – | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · October 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 100.0% 100
- Cancelled 0.0% 0
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → May 1, 2026
Legs flown under this number
1| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| ORD RSW Chicago O'Hare International Airport – Southwest Florida International Airport | 1,807 | -2.2 min | 94.1% | 34 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 85.0% | 0 |
| November 2024 | 15 | 15 | 86.7% | 0 |
| December 2024 | 17 | 17 | 94.1% | 0 |
| January 2025 | 8 | 8 | 100.0% | 0 |
| July 2025 | 7 | 7 | 100.0% | 0 |
| August 2025 | 3 | 3 | 100.0% | 0 |
| September 2025 | 8 | 8 | 100.0% | 0 |
| October 2025 | 9 | 9 | 88.9% | 0 |
| April 2026 | 12 | 12 | 100.0% | 0 |
| May 2026 | 1 | 1 | 100.0% | 0 |