NK1636
NK1636 (Spirit Airlines) is a multi-stop service on 5 routes, busiest Las Vegas to Los Angeles. Of 170 departures recorded from January 2025 to April 2026, 86.3% left on time, according to the US BTS.
- On-time departures86.3%of 170 flights
- Average delay4.5 min
- April 202613▲ 1,200.0%vs April 2025
- Cancelled1.2%
- Legs flown under this number5
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods13 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 17 | 24 | ▲ 41.2% |
| February | 25 | 28 | ▲ 12.0% |
| March | 5 | 31 | ▲ 520.0% |
| April | 1 | 13 | ▲ 1,200.0% |
| May | – | – | – |
| June | – | – | – |
| July | 3 | – | – |
| August | 2 | – | – |
| September | 8 | – | – |
| October | 12 | – | in progress |
| November | 1 | – | – |
| December | – | – | – |
| Year to date (Jan–Apr) | 48 | 96 | ▲ 100.0% |
according to the US BTS · January 2025 → April 2026
On-time departures by month
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 periods13 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 82.4% | 95.8% | ▲ 16.4% |
| February | 70.8% | 85.2% | ▲ 20.3% |
| March | 80.0% | 87.1% | ▲ 8.9% |
| April | 100.0% | 92.3% | ▼ 7.7% |
| May | – | – | – |
| June | – | – | – |
| July | 100.0% | – | – |
| August | 100.0% | – | – |
| September | 100.0% | – | – |
| October | 83.3% | – | in progress |
| November | 100.0% | – | – |
| December | – | – | – |
| Year-to-date average (Jan–Apr) | 83.3% | 90.1% | ▲ 8.2% |
according to the US BTS · January 2025 → April 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · January 2025 → April 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods13 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | 1 | 1 | 0.0% |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | – | – | – |
| June | – | – | – |
| July | 0 | – | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | – | – | – |
| Year to date (Jan–Apr) | 1 | 1 | 0.0% |
according to the US BTS · January 2025 → April 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 98.8% 168
- Cancelled 1.2% 2
Share of all recorded flights in the period, all legs. · Jan 9, 2025 → Apr 13, 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 LAX Harry Reid International Airport – Los Angeles International Airport | 380 | 3.5 min | 89.5% | 96 |
| MIA SJU Miami International Airport – Luis Munoz Marin International Airport | 1,682 | 13.4 min | 75.0% | 45 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| January 2025 | 17 | 17 | 82.4% | 0 |
| February 2025 | 25 | 24 | 70.8% | 1 |
| March 2025 | 5 | 5 | 80.0% | 0 |
| April 2025 | 1 | 1 | 100.0% | 0 |
| July 2025 | 3 | 3 | 100.0% | 0 |
| August 2025 | 2 | 2 | 100.0% | 0 |
| September 2025 | 8 | 8 | 100.0% | 0 |
| October 2025 | 12 | 12 | 83.3% | 0 |
| November 2025 | 1 | 1 | 100.0% | 0 |
| January 2026 | 24 | 24 | 95.8% | 0 |
| February 2026 | 28 | 27 | 85.2% | 1 |
| March 2026 | 31 | 31 | 87.1% | 0 |
| April 2026 | 13 | 13 | 92.3% | 0 |