MQ4126
MQ4126 (Envoy Air) is a multi-stop service on 15 routes, busiest Lubbock to Dallas-Fort Worth. Of 488 departures recorded from March 2025 to July 2026, 86.3% left on time, according to the US BTS.
- On-time departures86.3%of 488 flights
- Average delay5.9 min
- July 202633▲ 725.0%vs July 2025
- Cancelled2.5%
- Legs flown under this number15
Recorded departures by month
All legs under this number combined; see the leg table.
The most recent periods17 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | 13 | – |
| February | – | 34 | – |
| March | 50 | 62 | ▲ 24.0% |
| April | 30 | 12 | ▼ 60.0% |
| May | 4 | 19 | ▲ 375.0% |
| June | 26 | 52 | ▲ 100.0% |
| July | 4 | 33 | ▲ 725.0% |
| August | 26 | – | – |
| September | 30 | – | – |
| October | 5 | – | in progress |
| November | 55 | – | – |
| December | 33 | – | – |
according to the US BTS · March 2025 → 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 periods17 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | 90.9% | – |
| February | – | 97.1% | – |
| March | 84.0% | 87.1% | ▲ 3.7% |
| April | 69.0% | 83.3% | ▲ 20.8% |
| May | 75.0% | 94.7% | ▲ 26.3% |
| June | 92.3% | 92.3% | 0.0% |
| July | 100.0% | 84.9% | ▼ 15.2% |
| August | 84.0% | – | – |
| September | 96.7% | – | – |
| October | 100.0% | – | in progress |
| November | 80.9% | – | – |
| December | 72.7% | – | – |
according to the US BTS · March 2025 → July 2026
Average departure delay by month
according to the US BTS · March 2025 → July 2026
Cancelled departures by month
The most recent periods17 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | 2 | – |
| February | – | 0 | – |
| March | 0 | 0 | – |
| April | 1 | 0 | ▼ 100.0% |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 1 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 8 | – | – |
| December | 0 | – | – |
according to the US BTS · March 2025 → 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 97.5% 476
- Cancelled 2.5% 12
Share of all recorded flights in the period, all legs. · Mar 6, 2025 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
6| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| LBB DFW Lubbock Preston Smith International Airport – Dallas Fort Worth International Airport | 453 | 6.6 min | 86.4% | 127 |
| STS PHX Charles M. Schulz Sonoma County Airport – Phoenix Sky Harbor International Airport | 1,123 | 4.3 min | 84.9% | 53 |
| PHX STS Phoenix Sky Harbor International Airport – Charles M. Schulz Sonoma County Airport | 1,123 | -0.1 min | 94.3% | 53 |
| PHX TUS Phoenix Sky Harbor International Airport – Tucson International Airport | 178 | 4.6 min | 90.4% | 52 |
| TUS PHX Tucson International Airport – Phoenix Sky Harbor International Airport | 178 | 8.1 min | 90.2% | 51 |
| ORD CMH Chicago O'Hare International Airport – John Glenn Columbus International Airport | 475 | 12.4 min | 76.5% | 34 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| March 2025 | 50 | 50 | 84.0% | 0 |
| April 2025 | 30 | 29 | 69.0% | 1 |
| May 2025 | 4 | 4 | 75.0% | 0 |
| June 2025 | 26 | 26 | 92.3% | 0 |
| July 2025 | 4 | 4 | 100.0% | 0 |
| August 2025 | 26 | 25 | 84.0% | 1 |
| September 2025 | 30 | 30 | 96.7% | 0 |
| October 2025 | 5 | 5 | 100.0% | 0 |
| November 2025 | 55 | 47 | 80.9% | 8 |
| December 2025 | 33 | 33 | 72.7% | 0 |
| January 2026 | 13 | 11 | 90.9% | 2 |
| February 2026 | 34 | 34 | 97.1% | 0 |
| March 2026 | 62 | 62 | 87.1% | 0 |
| April 2026 | 12 | 12 | 83.3% | 0 |
| May 2026 | 19 | 19 | 94.7% | 0 |
| June 2026 | 52 | 52 | 92.3% | 0 |
| July 2026 | 33 | 33 | 84.9% | 0 |