MQ4099
MQ4099 (Envoy Air) is a multi-stop service on 12 routes, busiest Hilton Head Island to Charlotte. Of 580 departures recorded from November 2024 to July 2026, 85.6% left on time, according to the US BTS.
- On-time departures85.6%of 580 flights
- Average delay4.6 min
- July 202662▲ 100.0%vs July 2025
- Cancelled0.7%
- Legs flown under this number12
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods18 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 6 | 1 | ▼ 83.3% |
| February | 18 | – | – |
| March | 5 | 24 | ▲ 380.0% |
| April | 30 | 54 | ▲ 80.0% |
| May | 31 | 60 | ▲ 93.5% |
| June | 30 | 60 | ▲ 100.0% |
| July | 31 | 62 | ▲ 100.0% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 30 | – | – |
| December | 19 | – | – |
according to the US BTS · November 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 periods18 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 66.7% | 100.0% | ▲ 50.0% |
| February | 100.0% | – | – |
| March | 60.0% | 95.8% | ▲ 59.7% |
| April | 80.0% | 88.9% | ▲ 11.1% |
| May | 67.7% | 93.2% | ▲ 37.6% |
| June | 67.9% | 83.3% | ▲ 22.8% |
| July | 74.2% | 98.4% | ▲ 32.6% |
| August | 71.0% | – | – |
| September | 86.7% | – | – |
| October | 93.6% | – | in progress |
| November | 79.3% | – | – |
| December | 100.0% | – | – |
according to the US BTS · November 2024 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · November 2024 → July 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods18 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | 0 | – | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 1 | – |
| June | 2 | 0 | ▼ 100.0% |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 0 | – | – |
according to the US BTS · November 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 99.3% 576
- Cancelled 0.7% 4
Share of all recorded flights in the period, all legs. · Nov 6, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
7| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| HHH CLT Hilton Head Airport – Charlotte Douglas International Airport | 333 | 9.3 min | 76.6% | 186 |
| DFW CAE Dallas Fort Worth International Airport – Columbia Metropolitan Airport | 1,480 | -0.5 min | 95.9% | 73 |
| SMF PHX Sacramento International Airport – Phoenix Sky Harbor International Airport | 1,040 | 3.5 min | 88.9% | 72 |
| PHX SMF Phoenix Sky Harbor International Airport – Sacramento International Airport | 1,040 | 3.0 min | 93.1% | 72 |
| OMA MIA Eppley Airfield – Miami International Airport | 2,243 | 4.8 min | 86.7% | 61 |
| CAE DFW Columbia Metropolitan Airport – Dallas Fort Worth International Airport | 1,480 | -0.1 min | 85.7% | 43 |
| ORD SDF Chicago O'Hare International Airport – Louisville Muhammad Ali International Airport | 462 | 6.6 min | 83.9% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| November 2024 | 15 | 15 | 86.7% | 0 |
| December 2024 | 12 | 12 | 91.7% | 0 |
| January 2025 | 6 | 6 | 66.7% | 0 |
| February 2025 | 18 | 18 | 100.0% | 0 |
| March 2025 | 5 | 5 | 60.0% | 0 |
| April 2025 | 30 | 30 | 80.0% | 0 |
| May 2025 | 31 | 31 | 67.7% | 0 |
| June 2025 | 30 | 28 | 67.9% | 2 |
| July 2025 | 31 | 31 | 74.2% | 0 |
| August 2025 | 31 | 31 | 71.0% | 0 |
| September 2025 | 30 | 30 | 86.7% | 0 |
| October 2025 | 31 | 31 | 93.6% | 0 |
| November 2025 | 30 | 29 | 79.3% | 1 |
| December 2025 | 19 | 19 | 100.0% | 0 |
| January 2026 | 1 | 1 | 100.0% | 0 |
| March 2026 | 24 | 24 | 95.8% | 0 |
| April 2026 | 54 | 54 | 88.9% | 0 |
| May 2026 | 60 | 59 | 93.2% | 1 |
| June 2026 | 60 | 60 | 83.3% | 0 |
| July 2026 | 62 | 62 | 98.4% | 0 |