MQ3581
MQ3581 (Envoy Air) is a multi-stop service on 24 routes, busiest Washington to Huntsville. Of 662 departures recorded from October 2024 to July 2026, 77.7% left on time, according to the US BTS.
- On-time departures77.7%of 662 flights
- Average delay12.8 min
- July 202654▲ 80.0%vs July 2025
- Cancelled5.7%
- Legs flown under this number24
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 | 29 | 31 | ▲ 6.9% |
| February | 12 | 29 | ▲ 141.7% |
| March | 4 | 48 | ▲ 1,100.0% |
| April | 26 | 36 | ▲ 38.5% |
| May | 4 | 42 | ▲ 950.0% |
| June | 26 | 60 | ▲ 130.8% |
| July | 30 | 54 | ▲ 80.0% |
| August | 31 | – | – |
| September | 27 | – | – |
| October | 31 | – | in progress |
| November | 2 | – | – |
| December | 14 | – | – |
| Year to date (Jan–Jul) | 131 | 300 | ▲ 129.0% |
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 | 89.7% | 71.0% | ▼ 20.8% |
| February | 83.3% | 63.6% | ▼ 23.6% |
| March | 100.0% | 73.2% | ▼ 26.8% |
| April | 60.0% | 88.2% | ▲ 47.1% |
| May | 75.0% | 83.3% | ▲ 11.1% |
| June | 76.9% | 61.8% | ▼ 19.6% |
| July | 73.3% | 73.5% | ▲ 0.2% |
| August | 90.3% | – | – |
| September | 88.9% | – | – |
| October | 80.7% | – | in progress |
| November | 100.0% | – | – |
| December | 28.6% | – | – |
| Year-to-date average (Jan–Jul) | 79.7% | 73.5% | ▼ 7.8% |
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 | 0 | 0 | – |
| February | 0 | 18 | – |
| March | 0 | 7 | – |
| April | 1 | 2 | ▲ 100.0% |
| May | 0 | 0 | – |
| June | 0 | 5 | – |
| July | 0 | 5 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 1 | 37 | ▲ 3,600.0% |
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 94.3% 624
- Cancelled 5.7% 38
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
10Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 38 | 38 | 84.2% | 0 |
| November 2024 | 54 | 54 | 88.9% | 0 |
| December 2024 | 34 | 34 | 82.4% | 0 |
| January 2025 | 29 | 29 | 89.7% | 0 |
| February 2025 | 12 | 12 | 83.3% | 0 |
| March 2025 | 4 | 4 | 100.0% | 0 |
| April 2025 | 26 | 25 | 60.0% | 1 |
| May 2025 | 4 | 4 | 75.0% | 0 |
| June 2025 | 26 | 26 | 76.9% | 0 |
| July 2025 | 30 | 30 | 73.3% | 0 |
| August 2025 | 31 | 31 | 90.3% | 0 |
| September 2025 | 27 | 27 | 88.9% | 0 |
| October 2025 | 31 | 31 | 80.7% | 0 |
| November 2025 | 2 | 2 | 100.0% | 0 |
| December 2025 | 14 | 14 | 28.6% | 0 |
| January 2026 | 31 | 31 | 71.0% | 0 |
| February 2026 | 29 | 11 | 63.6% | 18 |
| March 2026 | 48 | 41 | 73.2% | 7 |
| April 2026 | 36 | 34 | 88.2% | 2 |
| May 2026 | 42 | 42 | 83.3% | 0 |
| June 2026 | 60 | 55 | 61.8% | 5 |
| July 2026 | 54 | 49 | 73.5% | 5 |