YX4442
YX4442 (Republic Airways) is a multi-stop service on 19 routes, busiest Philadelphia to Key West. Of 483 departures recorded from October 2024 to July 2026, 76.6% left on time, according to the US BTS.
- On-time departures76.6%of 483 flights
- Average delay12.6 min
- July 202627▼ 10.0%vs July 2025
- Cancelled4.4%
- 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 | 9 | 32 | ▲ 255.6% |
| February | 22 | 27 | ▲ 22.7% |
| March | 30 | 49 | ▲ 63.3% |
| April | 11 | 11 | 0.0% |
| May | 6 | 11 | ▲ 83.3% |
| June | 26 | 30 | ▲ 15.4% |
| July | 30 | 27 | ▼ 10.0% |
| August | 11 | – | – |
| September | – | – | – |
| October | 26 | – | in progress |
| November | 23 | – | – |
| December | 40 | – | – |
| Year to date (Jan–Jul) | 134 | 187 | ▲ 39.6% |
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 | 62.5% | 80.0% | ▲ 28.0% |
| February | 72.7% | 88.0% | ▲ 21.0% |
| March | 86.7% | 64.4% | ▼ 25.6% |
| April | 80.0% | 54.6% | ▼ 31.8% |
| May | 33.3% | 81.8% | ▲ 145.5% |
| June | 56.0% | 69.2% | ▲ 23.6% |
| July | 64.0% | 73.1% | ▲ 14.2% |
| August | 72.7% | – | – |
| September | – | – | – |
| October | 100.0% | – | in progress |
| November | 78.3% | – | – |
| December | 82.5% | – | – |
| Year-to-date average (Jan–Jul) | 65.0% | 73.0% | ▲ 12.3% |
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 | 1 | 2 | ▲ 100.0% |
| February | 0 | 2 | – |
| March | 0 | 4 | – |
| April | 1 | 0 | ▼ 100.0% |
| May | 0 | 0 | – |
| June | 1 | 4 | ▲ 300.0% |
| July | 5 | 1 | ▼ 80.0% |
| August | 0 | – | – |
| September | – | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 8 | 13 | ▲ 62.5% |
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 95.7% 462
- Cancelled 4.3% 21
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
2| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| PHL EYW Philadelphia International Airport – Key West International Airport | 1,809 | 0.2 min | 87.4% | 131 |
| ORD DSM Chicago O'Hare International Airport – Des Moines International Airport | 480 | 29.8 min | 67.0% | 129 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 18 | 18 | 94.4% | 0 |
| November 2024 | 25 | 25 | 88.0% | 0 |
| December 2024 | 19 | 19 | 84.2% | 0 |
| January 2025 | 9 | 8 | 62.5% | 1 |
| February 2025 | 22 | 22 | 72.7% | 0 |
| March 2025 | 30 | 30 | 86.7% | 0 |
| April 2025 | 11 | 10 | 80.0% | 1 |
| May 2025 | 6 | 6 | 33.3% | 0 |
| June 2025 | 26 | 25 | 56.0% | 1 |
| July 2025 | 30 | 25 | 64.0% | 5 |
| August 2025 | 11 | 11 | 72.7% | 0 |
| October 2025 | 26 | 26 | 100.0% | 0 |
| November 2025 | 23 | 23 | 78.3% | 0 |
| December 2025 | 40 | 40 | 82.5% | 0 |
| January 2026 | 32 | 30 | 80.0% | 2 |
| February 2026 | 27 | 25 | 88.0% | 2 |
| March 2026 | 49 | 45 | 64.4% | 4 |
| April 2026 | 11 | 11 | 54.6% | 0 |
| May 2026 | 11 | 11 | 81.8% | 0 |
| June 2026 | 30 | 26 | 69.2% | 4 |
| July 2026 | 27 | 26 | 73.1% | 1 |