YX4443
YX4443 (Republic Airways) is a multi-stop service on 22 routes, busiest Key West to Philadelphia. Of 582 departures recorded from October 2024 to July 2026, 84.1% left on time, according to the US BTS.
- On-time departures84.1%of 582 flights
- Average delay7.3 min
- July 202631▲ 287.5%vs July 2025
- Cancelled0.9%
- Legs flown under this number22
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 | 22 | 32 | ▲ 45.5% |
| February | 26 | 27 | ▲ 3.8% |
| March | 27 | 55 | ▲ 103.7% |
| April | 30 | 39 | ▲ 30.0% |
| May | 24 | 24 | 0.0% |
| June | 39 | 30 | ▼ 23.1% |
| July | 8 | 31 | ▲ 287.5% |
| August | 6 | – | – |
| September | 24 | – | – |
| October | 30 | – | in progress |
| November | 22 | – | – |
| December | 28 | – | – |
| Year to date (Jan–Jul) | 176 | 238 | ▲ 35.2% |
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 | 86.4% | 66.7% | ▼ 22.8% |
| February | 80.8% | 76.0% | ▼ 5.9% |
| March | 81.5% | 88.9% | ▲ 9.1% |
| April | 96.7% | 89.7% | ▼ 7.2% |
| May | 95.8% | 87.5% | ▼ 8.7% |
| June | 89.7% | 93.3% | ▲ 4.0% |
| July | 62.5% | 80.7% | ▲ 29.0% |
| August | 83.3% | – | – |
| September | 79.2% | – | – |
| October | 63.3% | – | in progress |
| November | 86.4% | – | – |
| December | 64.3% | – | – |
| Year-to-date average (Jan–Jul) | 84.8% | 83.3% | ▼ 1.8% |
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 | 2 | – |
| February | 0 | 2 | – |
| March | 0 | 1 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 0 | 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 99.1% 577
- Cancelled 0.9% 5
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
7| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| EYW PHL Key West International Airport – Philadelphia International Airport | 1,809 | 6.9 min | 80.4% | 111 |
| ORD PVD Chicago O'Hare International Airport – Rhode Island T. F. Green International Airport | 1,363 | 4.4 min | 82.4% | 74 |
| IND ORD Indianapolis International Airport – Chicago O'Hare International Airport | 286 | 3.3 min | 87.5% | 72 |
| LGA CVG LaGuardia Airport – Cincinnati Northern Kentucky International Airport | 940 | -4.1 min | 94.8% | 58 |
| JFK CMH John F. Kennedy International Airport – John Glenn Columbus International Airport | 776 | 4.2 min | 93.3% | 30 |
| DCA JFK Ronald Reagan Washington National Airport – John F. Kennedy International Airport | 342 | 1.9 min | 90.0% | 30 |
| CMH JFK John Glenn Columbus International Airport – John F. Kennedy International Airport | 776 | 2.4 min | 93.1% | 30 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 18 | 18 | 100.0% | 0 |
| November 2024 | 30 | 30 | 90.0% | 0 |
| December 2024 | 10 | 10 | 100.0% | 0 |
| January 2025 | 22 | 22 | 86.4% | 0 |
| February 2025 | 26 | 26 | 80.8% | 0 |
| March 2025 | 27 | 27 | 81.5% | 0 |
| April 2025 | 30 | 30 | 96.7% | 0 |
| May 2025 | 24 | 24 | 95.8% | 0 |
| June 2025 | 39 | 39 | 89.7% | 0 |
| July 2025 | 8 | 8 | 62.5% | 0 |
| August 2025 | 6 | 6 | 83.3% | 0 |
| September 2025 | 24 | 24 | 79.2% | 0 |
| October 2025 | 30 | 30 | 63.3% | 0 |
| November 2025 | 22 | 22 | 86.4% | 0 |
| December 2025 | 28 | 28 | 64.3% | 0 |
| January 2026 | 32 | 30 | 66.7% | 2 |
| February 2026 | 27 | 25 | 76.0% | 2 |
| March 2026 | 55 | 54 | 88.9% | 1 |
| April 2026 | 39 | 39 | 89.7% | 0 |
| May 2026 | 24 | 24 | 87.5% | 0 |
| June 2026 | 30 | 30 | 93.3% | 0 |
| July 2026 | 31 | 31 | 80.7% | 0 |