G491
G491 (Allegiant Air) is a multi-stop service on 13 routes, busiest Stockton to Las Vegas. Of 178 departures recorded from October 2024 to July 2026, 69.9% left on time, according to the US BTS.
- On-time departures69.9%of 178 flights
- Average delay50.2 min
- July 20269▼ 10.0%vs July 2025
- Cancelled1.1%
- Legs flown under this number13
Recorded departures by month
All legs under this number combined; see the leg table.
The most recent periods19 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 9 | 3 | ▼ 66.7% |
| February | 4 | 5 | ▲ 25.0% |
| March | 10 | 7 | ▼ 30.0% |
| April | 2 | 8 | ▲ 300.0% |
| May | 6 | 8 | ▲ 33.3% |
| June | 11 | 9 | ▼ 18.2% |
| July | 10 | 9 | ▼ 10.0% |
| August | 14 | – | – |
| September | 8 | – | – |
| October | 1 | – | in progress |
| November | 11 | – | – |
| December | 17 | – | – |
| Year to date (Jan–Jul) | 52 | 49 | ▼ 5.8% |
according to the US BTS · October 2024 → July 2026
On-time departures by month
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods19 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 50.0% | 33.3% | ▼ 33.3% |
| February | 50.0% | 80.0% | ▲ 60.0% |
| March | 90.0% | 100.0% | ▲ 11.1% |
| April | 50.0% | 62.5% | ▲ 25.0% |
| May | 83.3% | 50.0% | ▼ 40.0% |
| June | 54.6% | 88.9% | ▲ 63.0% |
| July | 33.3% | 88.9% | ▲ 166.7% |
| August | 57.1% | – | – |
| September | 100.0% | – | – |
| October | 100.0% | – | in progress |
| November | 81.8% | – | – |
| December | 76.5% | – | – |
| Year-to-date average (Jan–Jul) | 58.7% | 71.9% | ▲ 22.5% |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
The most recent periods19 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 1 | 0 | ▼ 100.0% |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 1 | 0 | ▼ 100.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 2 | 0 | ▼ 100.0% |
according to the US BTS · October 2024 → July 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 98.9% 176
- Cancelled 1.1% 2
Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Jul 31, 2026
Legs flown under this number
1| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SCK LAS Stockton Metropolitan Airport – Harry Reid International Airport | 577 | 83.1 min | 52.6% | 39 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 6 | 6 | 66.7% | 0 |
| November 2024 | 9 | 9 | 77.8% | 0 |
| December 2024 | 11 | 11 | 54.6% | 0 |
| January 2025 | 9 | 8 | 50.0% | 1 |
| February 2025 | 4 | 4 | 50.0% | 0 |
| March 2025 | 10 | 10 | 90.0% | 0 |
| April 2025 | 2 | 2 | 50.0% | 0 |
| May 2025 | 6 | 6 | 83.3% | 0 |
| June 2025 | 11 | 11 | 54.6% | 0 |
| July 2025 | 10 | 9 | 33.3% | 1 |
| August 2025 | 14 | 14 | 57.1% | 0 |
| September 2025 | 8 | 8 | 100.0% | 0 |
| October 2025 | 1 | 1 | 100.0% | 0 |
| November 2025 | 11 | 11 | 81.8% | 0 |
| December 2025 | 17 | 17 | 76.5% | 0 |
| January 2026 | 3 | 3 | 33.3% | 0 |
| February 2026 | 5 | 5 | 80.0% | 0 |
| March 2026 | 7 | 7 | 100.0% | 0 |
| April 2026 | 8 | 8 | 62.5% | 0 |
| May 2026 | 8 | 8 | 50.0% | 0 |
| June 2026 | 9 | 9 | 88.9% | 0 |
| July 2026 | 9 | 9 | 88.9% | 0 |