MQ4138
MQ4138 (Envoy Air) is a multi-stop service on 15 routes, busiest Dallas-Fort Worth to Fayetteville. Of 723 departures recorded from October 2024 to July 2026, 83.6% left on time, according to the US BTS.
- On-time departures83.6%of 723 flights
- Average delay8.7 min
- July 202660▲ 93.5%vs July 2025
- Cancelled2.9%
- Legs flown under this number15
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 | 3 | 30 | ▲ 900.0% |
| February | – | 28 | – |
| March | 49 | 31 | ▼ 36.7% |
| April | 57 | 6 | ▼ 89.5% |
| May | 62 | 22 | ▼ 64.5% |
| June | 34 | 60 | ▲ 76.5% |
| July | 31 | 60 | ▲ 93.5% |
| August | 57 | – | – |
| September | 60 | – | – |
| October | 24 | – | in progress |
| November | 27 | – | – |
| December | 29 | – | – |
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 periods18 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 66.7% | 92.6% | ▲ 38.9% |
| February | – | 96.4% | – |
| March | 87.0% | 74.2% | ▼ 14.7% |
| April | 84.2% | 60.0% | ▼ 28.7% |
| May | 86.7% | 77.3% | ▼ 10.8% |
| June | 71.0% | 72.9% | ▲ 2.7% |
| July | 78.6% | 80.7% | ▲ 2.7% |
| August | 81.8% | – | – |
| September | 90.0% | – | – |
| October | 95.8% | – | in progress |
| November | 88.9% | – | – |
| December | 86.2% | – | – |
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 periods18 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 3 | – |
| February | – | 0 | – |
| March | 3 | 0 | ▼ 100.0% |
| April | 0 | 1 | – |
| May | 2 | 0 | ▼ 100.0% |
| June | 3 | 1 | ▼ 66.7% |
| July | 3 | 3 | 0.0% |
| August | 2 | – | – |
| September | 0 | – | – |
| October | 0 | – | 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 97.1% 702
- Cancelled 2.9% 21
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
9| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| DFW XNA Dallas Fort Worth International Airport – Northwest Arkansas National Airport | 452 | 7.4 min | 85.3% | 174 |
| DFW IAH Dallas Fort Worth International Airport – George Bush Intercontinental Airport | 362 | 8.1 min | 79.8% | 126 |
| TVC DCA Cherry Capital Airport – Ronald Reagan Washington National Airport | 964 | 21.1 min | 67.7% | 71 |
| DCA TVC Ronald Reagan Washington National Airport – Cherry Capital Airport | 964 | 6.1 min | 85.7% | 71 |
| IAH DFW George Bush Intercontinental Airport – Dallas Fort Worth International Airport | 362 | 4.4 min | 83.3% | 61 |
| ORD GRB Chicago O'Hare International Airport – Austin Straubel International Airport | 279 | 1.5 min | 90.3% | 31 |
| OMA DFW Eppley Airfield – Dallas Fort Worth International Airport | 940 | 38.8 min | 83.3% | 31 |
| GRB ORD Austin Straubel International Airport – Chicago O'Hare International Airport | 279 | 3.0 min | 87.1% | 31 |
| DFW OMA Dallas Fort Worth International Airport – Eppley Airfield | 940 | 2.5 min | 90.0% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 19 | 19 | 84.2% | 0 |
| November 2024 | 29 | 29 | 86.2% | 0 |
| December 2024 | 5 | 5 | 100.0% | 0 |
| January 2025 | 3 | 3 | 66.7% | 0 |
| March 2025 | 49 | 46 | 87.0% | 3 |
| April 2025 | 57 | 57 | 84.2% | 0 |
| May 2025 | 62 | 60 | 86.7% | 2 |
| June 2025 | 34 | 31 | 71.0% | 3 |
| July 2025 | 31 | 28 | 78.6% | 3 |
| August 2025 | 57 | 55 | 81.8% | 2 |
| September 2025 | 60 | 60 | 90.0% | 0 |
| October 2025 | 24 | 24 | 95.8% | 0 |
| November 2025 | 27 | 27 | 88.9% | 0 |
| December 2025 | 29 | 29 | 86.2% | 0 |
| January 2026 | 30 | 27 | 92.6% | 3 |
| February 2026 | 28 | 28 | 96.4% | 0 |
| March 2026 | 31 | 31 | 74.2% | 0 |
| April 2026 | 6 | 5 | 60.0% | 1 |
| May 2026 | 22 | 22 | 77.3% | 0 |
| June 2026 | 60 | 59 | 72.9% | 1 |
| July 2026 | 60 | 57 | 80.7% | 3 |