MQ3598
MQ3598 (Envoy Air) is a multi-stop service on 19 routes, busiest Houston to Dallas-Fort Worth. Of 653 departures recorded from October 2024 to July 2026, 80.1% left on time, according to the US BTS.
- On-time departures80.1%of 653 flights
- Average delay11.2 min
- July 202636▼ 41.9%vs July 2025
- Cancelled4.8%
- Legs flown under this number19
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 | 6 | 6 | 0.0% |
| February | – | 14 | – |
| March | 4 | 27 | ▲ 575.0% |
| April | 1 | 53 | ▲ 5,200.0% |
| May | 27 | 62 | ▲ 129.6% |
| June | 56 | 60 | ▲ 7.1% |
| July | 62 | 36 | ▼ 41.9% |
| August | 60 | – | – |
| September | 58 | – | – |
| October | 29 | – | in progress |
| November | 25 | – | – |
| December | 25 | – | – |
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% | 83.3% | ▲ 25.0% |
| February | – | 78.6% | – |
| March | 100.0% | 91.3% | ▼ 8.7% |
| April | 100.0% | 60.4% | ▼ 39.6% |
| May | 73.1% | 79.0% | ▲ 8.0% |
| June | 86.5% | 70.9% | ▼ 18.1% |
| July | 95.0% | 72.2% | ▼ 24.0% |
| August | 86.7% | – | – |
| September | 81.0% | – | – |
| October | 93.1% | – | in progress |
| November | 65.2% | – | – |
| December | 59.1% | – | – |
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 | 0 | – |
| February | – | 0 | – |
| March | 0 | 4 | – |
| April | 0 | 5 | – |
| May | 1 | 5 | ▲ 400.0% |
| June | 4 | 5 | ▲ 25.0% |
| July | 2 | 0 | ▼ 100.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 2 | – | – |
| December | 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 95.3% 622
- Cancelled 4.7% 31
Share of all recorded flights in the period, all legs. · Oct 13, 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 |
|---|---|---|---|---|
| IAH DFW George Bush Intercontinental Airport – Dallas Fort Worth International Airport | 362 | 14.1 min | 82.9% | 150 |
| DFW IAH Dallas Fort Worth International Airport – George Bush Intercontinental Airport | 362 | -0.1 min | 91.4% | 119 |
| ORD MSN Chicago O'Hare International Airport – Dane County Regional Truax Field | 175 | 15.2 min | 73.0% | 100 |
| JAN DFW Jackson-Medgar Wiley Evers International Airport – Dallas Fort Worth International Airport | 655 | 23.7 min | 65.5% | 59 |
| DFW JAN Dallas Fort Worth International Airport – Jackson-Medgar Wiley Evers International Airport | 655 | 11.3 min | 78.6% | 59 |
| ORD FWA Chicago O'Hare International Airport – Fort Wayne International Airport | 252 | 15.3 min | 69.1% | 44 |
| FWA ORD Fort Wayne International Airport – Chicago O'Hare International Airport | 252 | 12.1 min | 70.0% | 44 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 21 | 21 | 90.5% | 0 |
| November 2024 | 6 | 6 | 100.0% | 0 |
| December 2024 | 15 | 15 | 86.7% | 0 |
| January 2025 | 6 | 6 | 66.7% | 0 |
| March 2025 | 4 | 4 | 100.0% | 0 |
| April 2025 | 1 | 1 | 100.0% | 0 |
| May 2025 | 27 | 26 | 73.1% | 1 |
| June 2025 | 56 | 52 | 86.5% | 4 |
| July 2025 | 62 | 60 | 95.0% | 2 |
| August 2025 | 60 | 60 | 86.7% | 0 |
| September 2025 | 58 | 58 | 81.0% | 0 |
| October 2025 | 29 | 29 | 93.1% | 0 |
| November 2025 | 25 | 23 | 65.2% | 2 |
| December 2025 | 25 | 22 | 59.1% | 3 |
| January 2026 | 6 | 6 | 83.3% | 0 |
| February 2026 | 14 | 14 | 78.6% | 0 |
| March 2026 | 27 | 23 | 91.3% | 4 |
| April 2026 | 53 | 48 | 60.4% | 5 |
| May 2026 | 62 | 57 | 79.0% | 5 |
| June 2026 | 60 | 55 | 70.9% | 5 |
| July 2026 | 36 | 36 | 72.2% | 0 |