NK315
NK315 (Spirit Airlines) is a multi-stop service on 3 routes, busiest Houston to Chicago. Of 73 departures recorded from March 2025 to January 2026, 77.1% left on time, according to the US BTS.
- On-time departures77.1%of 73 flights
- Average delay11.9 min
- January 20266
- Cancelled4.1%
- Legs flown under this number3
Recorded departures by month
Short series — NK315 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 periods5 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | 6 | – |
| February | – | – | – |
| March | 27 | – | – |
| April | 10 | – | – |
| May | 3 | – | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | 27 | – | – |
according to the US BTS · March 2025 → January 2026
On-time departures by month
Short series — NK315 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 periods5 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | 75.0% | – |
| February | – | – | – |
| March | 81.5% | – | – |
| April | 80.0% | – | – |
| May | 66.7% | – | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | 73.1% | – | – |
according to the US BTS · March 2025 → January 2026
Average departure delay by month
Short series — NK315 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 · March 2025 → January 2026
Cancelled departures by month
Short series — NK315 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 periods5 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | 2 | – |
| February | – | – | – |
| March | 0 | – | – |
| April | 0 | – | – |
| May | 0 | – | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | 1 | – | – |
according to the US BTS · March 2025 → 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 95.9% 70
- Cancelled 4.1% 3
Share of all recorded flights in the period, all legs. · Mar 5, 2025 → Jan 7, 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 |
|---|---|---|---|---|
| IAH ORD George Bush Intercontinental Airport – Chicago O'Hare International Airport | 1,491 | 5.9 min | 82.9% | 35 |
| PHL MCO Philadelphia International Airport – Orlando International Airport | 1,389 | 12.7 min | 73.3% | 33 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| March 2025 | 27 | 27 | 81.5% | 0 |
| April 2025 | 10 | 10 | 80.0% | 0 |
| May 2025 | 3 | 3 | 66.7% | 0 |
| December 2025 | 27 | 26 | 73.1% | 1 |
| January 2026 | 6 | 4 | 75.0% | 2 |