MQ4028
MQ4028 (Envoy Air) is a multi-stop service on 10 routes, busiest Chicago to Fayetteville. Of 760 departures recorded from November 2024 to July 2026, 74.9% left on time, according to the US BTS.
- On-time departures74.9%of 760 flights
- Average delay12.7 min
- July 202629▼ 52.5%vs July 2025
- Cancelled1.6%
- Legs flown under this number10
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 | 27 | 27 | 0.0% |
| February | 26 | 33 | ▲ 26.9% |
| March | 29 | 10 | ▼ 65.5% |
| April | 56 | 24 | ▼ 57.1% |
| May | 61 | 30 | ▼ 50.8% |
| June | 56 | 30 | ▼ 46.4% |
| July | 61 | 29 | ▼ 52.5% |
| August | 16 | – | – |
| September | 50 | – | – |
| October | 61 | – | in progress |
| November | 31 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 316 | 183 | ▼ 42.1% |
according to the US BTS · November 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 | 84.6% | 70.4% | ▼ 16.8% |
| February | 76.0% | 75.8% | ▼ 0.3% |
| March | 82.1% | 60.0% | ▼ 27.0% |
| April | 71.4% | 59.1% | ▼ 17.3% |
| May | 62.7% | 89.7% | ▲ 43.0% |
| June | 67.9% | 76.7% | ▲ 13.0% |
| July | 61.7% | 79.3% | ▲ 28.6% |
| August | 56.3% | – | – |
| September | 82.0% | – | – |
| October | 80.3% | – | in progress |
| November | 74.2% | – | – |
| December | 67.9% | – | – |
| Year-to-date average (Jan–Jul) | 72.3% | 73.0% | ▲ 0.9% |
according to the US BTS · November 2024 → July 2026
Average departure delay by month
according to the US BTS · November 2024 → July 2026
Cancelled departures by month
The most recent periods19 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 1 | 0 | ▼ 100.0% |
| February | 1 | 0 | ▼ 100.0% |
| March | 1 | 0 | ▼ 100.0% |
| April | 0 | 2 | – |
| May | 2 | 1 | ▼ 50.0% |
| June | 0 | 0 | – |
| July | 1 | 0 | ▼ 100.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 3 | – | – |
| Year to date (Jan–Jul) | 6 | 3 | ▼ 50.0% |
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 98.4% 748
- Cancelled 1.6% 12
Share of all recorded flights in the period, all legs. · Nov 7, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
4| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| ORD XNA Chicago O'Hare International Airport – Northwest Arkansas National Airport | 840 | 10.6 min | 77.2% | 351 |
| XNA ORD Northwest Arkansas National Airport – Chicago O'Hare International Airport | 840 | 25.0 min | 61.4% | 200 |
| PHX EUG Phoenix Sky Harbor International Airport – Eugene Airport | 1,532 | 5.9 min | 79.7% | 69 |
| CMH ORD John Glenn Columbus International Airport – Chicago O'Hare International Airport | 475 | 10.3 min | 73.2% | 44 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| November 2024 | 30 | 30 | 93.3% | 0 |
| December 2024 | 42 | 42 | 95.2% | 0 |
| January 2025 | 27 | 26 | 84.6% | 1 |
| February 2025 | 26 | 25 | 76.0% | 1 |
| March 2025 | 29 | 28 | 82.1% | 1 |
| April 2025 | 56 | 56 | 71.4% | 0 |
| May 2025 | 61 | 59 | 62.7% | 2 |
| June 2025 | 56 | 56 | 67.9% | 0 |
| July 2025 | 61 | 60 | 61.7% | 1 |
| August 2025 | 16 | 16 | 56.3% | 0 |
| September 2025 | 50 | 50 | 82.0% | 0 |
| October 2025 | 61 | 61 | 80.3% | 0 |
| November 2025 | 31 | 31 | 74.2% | 0 |
| December 2025 | 31 | 28 | 67.9% | 3 |
| January 2026 | 27 | 27 | 70.4% | 0 |
| February 2026 | 33 | 33 | 75.8% | 0 |
| March 2026 | 10 | 10 | 60.0% | 0 |
| April 2026 | 24 | 22 | 59.1% | 2 |
| May 2026 | 30 | 29 | 89.7% | 1 |
| June 2026 | 30 | 30 | 76.7% | 0 |
| July 2026 | 29 | 29 | 79.3% | 0 |