MQ4288
MQ4288 (Envoy Air) is a multi-stop service on 14 routes, busiest Tucson to Phoenix. Of 265 departures recorded from October 2024 to February 2026, 69.5% left on time, according to the US BTS.
- On-time departures69.5%of 265 flights
- Average delay17.2 min
- February 20261
- Cancelled12.1%
- Legs flown under this number14
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods11 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 2 | 10 | ▲ 400.0% |
| February | – | 1 | – |
| March | – | – | – |
| April | – | – | – |
| May | 26 | – | – |
| June | 52 | – | – |
| July | 56 | – | – |
| August | 34 | – | – |
| September | 2 | – | – |
| October | 47 | – | in progress |
| November | 5 | – | – |
| December | 25 | – | – |
according to the US BTS · October 2024 → February 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 periods11 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 0.0% | 70.0% | – |
| February | – | 100.0% | – |
| March | – | – | – |
| April | – | – | – |
| May | 92.3% | – | – |
| June | 61.5% | – | – |
| July | 63.4% | – | – |
| August | 76.5% | – | – |
| September | 100.0% | – | – |
| October | 61.7% | – | in progress |
| November | 100.0% | – | – |
| December | 61.9% | – | – |
according to the US BTS · October 2024 → February 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · October 2024 → February 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods11 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | – | 0 | – |
| March | – | – | – |
| April | – | – | – |
| May | 0 | – | – |
| June | 13 | – | – |
| July | 15 | – | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 4 | – | – |
according to the US BTS · October 2024 → February 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 87.9% 233
- Cancelled 12.1% 32
Share of all recorded flights in the period, all legs. · Oct 31, 2024 → Feb 12, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| TUS PHX Tucson International Airport – Phoenix Sky Harbor International Airport | 178 | 11.2 min | 86.0% | 57 |
| HSV DCA Huntsville International Airport – Ronald Reagan Washington National Airport | 985 | 35.0 min | 46.0% | 52 |
| DCA HSV Ronald Reagan Washington National Airport – Huntsville International Airport | 985 | 12.2 min | 74.4% | 52 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 1 | 1 | 100.0% | 0 |
| December 2024 | 4 | 4 | 100.0% | 0 |
| January 2025 | 2 | 2 | 0.0% | 0 |
| May 2025 | 26 | 26 | 92.3% | 0 |
| June 2025 | 52 | 39 | 61.5% | 13 |
| July 2025 | 56 | 41 | 63.4% | 15 |
| August 2025 | 34 | 34 | 76.5% | 0 |
| September 2025 | 2 | 2 | 100.0% | 0 |
| October 2025 | 47 | 47 | 61.7% | 0 |
| November 2025 | 5 | 5 | 100.0% | 0 |
| December 2025 | 25 | 21 | 61.9% | 4 |
| January 2026 | 10 | 10 | 70.0% | 0 |
| February 2026 | 1 | 1 | 100.0% | 0 |