NK139
NK139 (Spirit Airlines) is a multi-stop service on 2 routes, busiest Tampa to Chicago. Of 82 departures recorded from November 2024 to January 2026, 62.5% left on time, according to the US BTS.
- On-time departures62.5%of 82 flights
- Average delay23.2 min
- January 20266▼ 25.0%vs January 2025
- Cancelled2.4%
- Legs flown under this number2
Recorded departures by month
Short series — NK139 has only 5 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 periods3 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 8 | 6 | ▼ 25.0% |
| February | – | – | – |
| March | – | – | – |
| April | – | – | – |
| May | – | – | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | 27 | – | – |
| Year to date (Jan–Jan) | 8 | 6 | ▼ 25.0% |
according to the US BTS · November 2024 → January 2026
On-time departures by month
Short series — NK139 has only 5 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 periods3 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 100.0% | 50.0% | ▼ 50.0% |
| February | – | – | – |
| March | – | – | – |
| April | – | – | – |
| May | – | – | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | 40.7% | – | – |
| Year-to-date average (Jan–Jan) | 100.0% | 50.0% | ▼ 50.0% |
according to the US BTS · November 2024 → January 2026
Average departure delay by month
Short series — NK139 has only 5 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 · November 2024 → January 2026
Cancelled departures by month
Short series — NK139 has only 5 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
The most recent periods3 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 2 | – |
| February | – | – | – |
| March | – | – | – |
| April | – | – | – |
| May | – | – | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jan) | 0 | 2 |
according to the US BTS · November 2024 → January 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 97.6% 80
- Cancelled 2.4% 2
Share of all recorded flights in the period, all legs. · Nov 7, 2024 → Jan 6, 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 |
|---|---|---|---|---|
| TPA ORD Tampa International Airport – Chicago O'Hare International Airport | 1,631 | 6.4 min | 75.5% | 49 |
| BWI IAH Baltimore/Washington International Thurgood Marshall Airport – George Bush Intercontinental Airport | 1,986 | 49.7 min | 41.9% | 33 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| November 2024 | 24 | 24 | 83.3% | 0 |
| December 2024 | 17 | 17 | 52.9% | 0 |
| January 2025 | 8 | 8 | 100.0% | 0 |
| December 2025 | 27 | 27 | 40.7% | 0 |
| January 2026 | 6 | 4 | 50.0% | 2 |