NK1642
NK1642 (Spirit Airlines) is a multi-stop service on 3 routes, busiest Las Vegas to Detroit. Of 119 departures recorded from January 2025 to March 2026, 78.8% left on time, according to the US BTS.
- On-time departures78.8%of 119 flights
- Average delay14.5 min
- March 202611▲ 175.0%vs March 2025
- Cancelled0.8%
- Legs flown under this number3
Recorded departures by month
Short series — NK1642 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 | 14 | 24 | ▲ 71.4% |
| February | 23 | 28 | ▲ 21.7% |
| March | 4 | 11 | ▲ 175.0% |
| April | – | – | – |
| May | – | – | – |
| June | – | – | – |
| July | 10 | – | – |
| August | 5 | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | – | – | – |
| Year to date (Jan–Mar) | 41 | 63 | ▲ 53.7% |
according to the US BTS · January 2025 → March 2026
On-time departures by month
Short series — NK1642 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 | 85.7% | 83.3% | ▼ 2.8% |
| February | 78.3% | 77.8% | ▼ 0.6% |
| March | 100.0% | 72.7% | ▼ 27.3% |
| April | – | – | – |
| May | – | – | – |
| June | – | – | – |
| July | 70.0% | – | – |
| August | 60.0% | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | – | – | – |
| Year-to-date average (Jan–Mar) | 88.0% | 77.9% | ▼ 11.4% |
according to the US BTS · January 2025 → March 2026
Average departure delay by month
Short series — NK1642 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 · January 2025 → March 2026
Cancelled departures by month
Short series — NK1642 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 | 0 | 0 | – |
| February | 0 | 1 | – |
| March | 0 | 0 | – |
| April | – | – | – |
| May | – | – | – |
| June | – | – | – |
| July | 0 | – | – |
| August | 0 | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | – | – | – |
| Year to date (Jan–Mar) | 0 | 1 |
according to the US BTS · January 2025 → March 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 99.2% 118
- Cancelled 0.8% 1
Share of all recorded flights in the period, all legs. · Jan 9, 2025 → Mar 11, 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 |
|---|---|---|---|---|
| LAS DTW Harry Reid International Airport – Detroit Metropolitan Wayne County Airport | 2,808 | 21.9 min | 79.0% | 63 |
| SAN LAS San Diego International Airport – Harry Reid International Airport | 417 | 0.8 min | 82.9% | 41 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| January 2025 | 14 | 14 | 85.7% | 0 |
| February 2025 | 23 | 23 | 78.3% | 0 |
| March 2025 | 4 | 4 | 100.0% | 0 |
| July 2025 | 10 | 10 | 70.0% | 0 |
| August 2025 | 5 | 5 | 60.0% | 0 |
| January 2026 | 24 | 24 | 83.3% | 0 |
| February 2026 | 28 | 27 | 77.8% | 1 |
| March 2026 | 11 | 11 | 72.7% | 0 |