MQ4057
MQ4057 (Envoy Air) is a multi-stop service on 14 routes, busiest Tulsa to Chicago. Of 569 departures recorded from November 2024 to July 2026, 80.0% left on time, according to the US BTS.
- On-time departures80.0%of 569 flights
- Average delay11.8 min
- July 202662▲ 129.6%vs July 2025
- Cancelled2.3%
- Legs flown under this number14
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 | 26 | 40 | ▲ 53.8% |
| February | 10 | 33 | ▲ 230.0% |
| March | 24 | 31 | ▲ 29.2% |
| April | 1 | 30 | ▲ 2,900.0% |
| May | – | 42 | – |
| June | 26 | 60 | ▲ 130.8% |
| July | 27 | 62 | ▲ 129.6% |
| August | 21 | – | – |
| September | 12 | – | – |
| October | 24 | – | in progress |
| November | 53 | – | – |
| December | 33 | – | – |
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 | 83.3% | 79.0% | ▼ 5.3% |
| February | 90.0% | 87.9% | ▼ 2.4% |
| March | 91.7% | 96.8% | ▲ 5.6% |
| April | 100.0% | 79.3% | ▼ 20.7% |
| May | – | 90.2% | – |
| June | 80.8% | 85.0% | ▲ 5.2% |
| July | 53.9% | 75.8% | ▲ 40.8% |
| August | 60.0% | – | – |
| September | 91.7% | – | – |
| October | 75.0% | – | in progress |
| November | 72.0% | – | – |
| December | 74.2% | – | – |
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 | 2 | 2 | 0.0% |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 1 | – |
| May | – | 1 | – |
| June | 0 | 0 | – |
| July | 1 | 0 | ▼ 100.0% |
| August | 1 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 3 | – | – |
| December | 2 | – | – |
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 97.7% 556
- Cancelled 2.3% 13
Share of all recorded flights in the period, all legs. · Nov 9, 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 |
|---|---|---|---|---|
| TUL ORD Tulsa International Airport – Chicago O'Hare International Airport | 941 | 15.9 min | 69.1% | 126 |
| MIA CLE Miami International Airport – Cleveland Hopkins International Airport | 1,742 | 2.0 min | 87.5% | 72 |
| CLE MIA Cleveland Hopkins International Airport – Miami International Airport | 1,742 | 13.2 min | 75.0% | 72 |
| CMH MIA John Glenn Columbus International Airport – Miami International Airport | 1,598 | -0.9 min | 96.3% | 54 |
| ORD ALB Chicago O'Hare International Airport – Albany International Airport | 1,161 | 5.1 min | 85.7% | 44 |
| MLI ORD Quad City International Airport – Chicago O'Hare International Airport | 224 | 55.5 min | 75.8% | 34 |
| MEM DCA Frederick W. Smith International Airport – Ronald Reagan Washington National Airport | 1,224 | 1.2 min | 93.1% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| November 2024 | 2 | 2 | 100.0% | 0 |
| December 2024 | 12 | 12 | 75.0% | 0 |
| January 2025 | 26 | 24 | 83.3% | 2 |
| February 2025 | 10 | 10 | 90.0% | 0 |
| March 2025 | 24 | 24 | 91.7% | 0 |
| April 2025 | 1 | 1 | 100.0% | 0 |
| June 2025 | 26 | 26 | 80.8% | 0 |
| July 2025 | 27 | 26 | 53.9% | 1 |
| August 2025 | 21 | 20 | 60.0% | 1 |
| September 2025 | 12 | 12 | 91.7% | 0 |
| October 2025 | 24 | 24 | 75.0% | 0 |
| November 2025 | 53 | 50 | 72.0% | 3 |
| December 2025 | 33 | 31 | 74.2% | 2 |
| January 2026 | 40 | 38 | 79.0% | 2 |
| February 2026 | 33 | 33 | 87.9% | 0 |
| March 2026 | 31 | 31 | 96.8% | 0 |
| April 2026 | 30 | 29 | 79.3% | 1 |
| May 2026 | 42 | 41 | 90.2% | 1 |
| June 2026 | 60 | 60 | 85.0% | 0 |
| July 2026 | 62 | 62 | 75.8% | 0 |