MQ3501
MQ3501 (Envoy Air) is a multi-stop service on 21 routes, busiest Chicago to Little Rock. Of 789 departures recorded from October 2024 to July 2026, 78.1% left on time, according to the US BTS.
- On-time departures78.1%of 789 flights
- Average delay15.4 min
- July 202630▼ 46.4%vs July 2025
- Cancelled2.2%
- Legs flown under this number21
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 | 36 | 25 | ▼ 30.6% |
| February | 28 | 26 | ▼ 7.1% |
| March | 31 | 55 | ▲ 77.4% |
| April | 53 | 14 | ▼ 73.6% |
| May | 60 | 34 | ▼ 43.3% |
| June | 60 | 28 | ▼ 53.3% |
| July | 56 | 30 | ▼ 46.4% |
| August | 22 | – | – |
| September | 45 | – | – |
| October | 53 | – | in progress |
| November | 19 | – | – |
| December | 13 | – | – |
| Year to date (Jan–Jul) | 324 | 212 | ▼ 34.6% |
according to the US BTS · October 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 | 88.9% | 87.5% | ▼ 1.6% |
| February | 92.9% | 76.0% | ▼ 18.2% |
| March | 93.6% | 69.4% | ▼ 25.8% |
| April | 80.8% | 78.6% | ▼ 2.7% |
| May | 71.2% | 84.4% | ▲ 18.5% |
| June | 56.7% | 78.6% | ▲ 38.6% |
| July | 45.5% | 80.0% | ▲ 76.0% |
| August | 90.0% | – | – |
| September | 86.7% | – | – |
| October | 81.1% | – | in progress |
| November | 84.2% | – | – |
| December | 92.3% | – | – |
| Year-to-date average (Jan–Jul) | 75.6% | 79.2% | ▲ 4.7% |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
The most recent periods19 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 1 | – |
| February | 0 | 1 | – |
| March | 0 | 6 | – |
| April | 1 | 0 | ▼ 100.0% |
| May | 1 | 2 | ▲ 100.0% |
| June | 0 | 0 | – |
| July | 1 | 0 | ▼ 100.0% |
| August | 2 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 3 | 10 | ▲ 233.3% |
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 97.8% 772
- Cancelled 2.2% 17
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
5| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| ORD LIT Chicago O'Hare International Airport – Bill & Hillary Clinton National Airport/Adams Field | 889 | 8.3 min | 82.2% | 203 |
| LIT ORD Bill & Hillary Clinton National Airport/Adams Field – Chicago O'Hare International Airport | 889 | 20.0 min | 63.1% | 198 |
| PHX RDM Phoenix Sky Harbor International Airport – Roberts Field | 1,438 | 17.6 min | 89.6% | 156 |
| ORD BWI Chicago O'Hare International Airport – Baltimore/Washington International Thurgood Marshall Airport | 998 | 16.2 min | 77.8% | 30 |
| BWI ORD Baltimore/Washington International Thurgood Marshall Airport – Chicago O'Hare International Airport | 998 | 32.0 min | 63.0% | 30 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 30 | 30 | 86.7% | 0 |
| November 2024 | 30 | 30 | 93.3% | 0 |
| December 2024 | 41 | 39 | 84.6% | 2 |
| January 2025 | 36 | 36 | 88.9% | 0 |
| February 2025 | 28 | 28 | 92.9% | 0 |
| March 2025 | 31 | 31 | 93.6% | 0 |
| April 2025 | 53 | 52 | 80.8% | 1 |
| May 2025 | 60 | 59 | 71.2% | 1 |
| June 2025 | 60 | 60 | 56.7% | 0 |
| July 2025 | 56 | 55 | 45.5% | 1 |
| August 2025 | 22 | 20 | 90.0% | 2 |
| September 2025 | 45 | 45 | 86.7% | 0 |
| October 2025 | 53 | 53 | 81.1% | 0 |
| November 2025 | 19 | 19 | 84.2% | 0 |
| December 2025 | 13 | 13 | 92.3% | 0 |
| January 2026 | 25 | 24 | 87.5% | 1 |
| February 2026 | 26 | 25 | 76.0% | 1 |
| March 2026 | 55 | 49 | 69.4% | 6 |
| April 2026 | 14 | 14 | 78.6% | 0 |
| May 2026 | 34 | 32 | 84.4% | 2 |
| June 2026 | 28 | 28 | 78.6% | 0 |
| July 2026 | 30 | 30 | 80.0% | 0 |