MQ4278
MQ4278 (Envoy Air) is a multi-stop service on 6 routes, busiest Dallas-Fort Worth to Huntsville. Of 161 departures recorded from October 2024 to July 2026, 78.5% left on time, according to the US BTS.
- On-time departures78.5%of 161 flights
- Average delay14.5 min
- July 202627
- Cancelled1.9%
- Legs flown under this number6
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 | – | 5 | – |
| February | – | 4 | – |
| March | 2 | 4 | ▲ 100.0% |
| April | 3 | 1 | ▼ 66.7% |
| May | 20 | – | – |
| June | 2 | – | – |
| July | – | 27 | – |
| August | – | – | – |
| September | 28 | – | – |
| October | 30 | – | in progress |
| November | 5 | – | – |
| December | 4 | – | – |
according to the US BTS · October 2024 → July 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 | – | 100.0% | – |
| February | – | 100.0% | – |
| March | 100.0% | 50.0% | ▼ 50.0% |
| April | 100.0% | 100.0% | 0.0% |
| May | 85.0% | – | – |
| June | 100.0% | – | – |
| July | – | 65.4% | – |
| August | – | – | – |
| September | 81.5% | – | – |
| October | 72.4% | – | in progress |
| November | 80.0% | – | – |
| December | 100.0% | – | – |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · October 2024 → July 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 | – |
| February | – | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | – | – |
| June | 0 | – | – |
| July | – | 1 | – |
| August | – | – | – |
| September | 1 | – | – |
| October | 1 | – | in progress |
| November | 0 | – | – |
| December | 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 98.1% 158
- Cancelled 1.9% 3
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 2026
Legs flown under this number
1| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| DFW HSV Dallas Fort Worth International Airport – Huntsville International Airport | 968 | 16.8 min | 75.2% | 108 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 80.0% | 0 |
| November 2024 | 4 | 4 | 75.0% | 0 |
| December 2024 | 2 | 2 | 50.0% | 0 |
| March 2025 | 2 | 2 | 100.0% | 0 |
| April 2025 | 3 | 3 | 100.0% | 0 |
| May 2025 | 20 | 20 | 85.0% | 0 |
| June 2025 | 2 | 2 | 100.0% | 0 |
| September 2025 | 28 | 27 | 81.5% | 1 |
| October 2025 | 30 | 29 | 72.4% | 1 |
| November 2025 | 5 | 5 | 80.0% | 0 |
| December 2025 | 4 | 4 | 100.0% | 0 |
| January 2026 | 5 | 5 | 100.0% | 0 |
| February 2026 | 4 | 4 | 100.0% | 0 |
| March 2026 | 4 | 4 | 50.0% | 0 |
| April 2026 | 1 | 1 | 100.0% | 0 |
| July 2026 | 27 | 26 | 65.4% | 1 |