YX4415
YX4415 (Republic Airways) is a multi-stop service on 22 routes, busiest New York to Detroit. Of 644 departures recorded from October 2024 to July 2026, 83.1% left on time, according to the US BTS.
- On-time departures83.1%of 644 flights
- Average delay9.8 min
- July 202654▲ 80.0%vs July 2025
- Cancelled3.4%
- 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 | 24 | 27 | ▲ 12.5% |
| February | 20 | 29 | ▲ 45.0% |
| March | 26 | 52 | ▲ 100.0% |
| April | 30 | 52 | ▲ 73.3% |
| May | 8 | 52 | ▲ 550.0% |
| June | 26 | 52 | ▲ 100.0% |
| July | 30 | 54 | ▲ 80.0% |
| August | 6 | – | – |
| September | 24 | – | – |
| October | 30 | – | in progress |
| November | 29 | – | – |
| December | 28 | – | – |
| Year to date (Jan–Jul) | 164 | 318 | ▲ 93.9% |
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 | 90.9% | 80.8% | ▼ 11.2% |
| February | 94.7% | 80.8% | ▼ 14.7% |
| March | 100.0% | 78.0% | ▼ 22.0% |
| April | 96.7% | 90.4% | ▼ 6.5% |
| May | 87.5% | 82.4% | ▼ 5.9% |
| June | 76.0% | 78.4% | ▲ 3.2% |
| July | 70.4% | 84.3% | ▲ 19.8% |
| August | 100.0% | – | – |
| September | 83.3% | – | – |
| October | 100.0% | – | in progress |
| November | 73.1% | – | – |
| December | 33.3% | – | – |
| Year-to-date average (Jan–Jul) | 88.0% | 82.1% | ▼ 6.7% |
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 | 2 | 1 | ▼ 50.0% |
| February | 1 | 3 | ▲ 200.0% |
| March | 0 | 2 | – |
| April | 0 | 0 | – |
| May | 0 | 1 | – |
| June | 1 | 1 | 0.0% |
| July | 3 | 3 | 0.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 3 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Jul) | 7 | 11 | ▲ 57.1% |
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 96.6% 622
- Cancelled 3.4% 22
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
6| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| LGA DTW LaGuardia Airport – Detroit Metropolitan Wayne County Airport | 805 | 11.7 min | 84.2% | 170 |
| PHL DCA Philadelphia International Airport – Ronald Reagan Washington National Airport | 192 | -5.1 min | 96.4% | 87 |
| DTW LGA Detroit Metropolitan Wayne County Airport – LaGuardia Airport | 805 | 10.8 min | 77.1% | 62 |
| ORD BDL Chicago O'Hare International Airport – Bradley International Airport | 1,257 | 32.3 min | 65.9% | 45 |
| LGA CMH LaGuardia Airport – John Glenn Columbus International Airport | 768 | 1.0 min | 86.8% | 38 |
| CMH LGA John Glenn Columbus International Airport – LaGuardia Airport | 768 | 6.5 min | 86.5% | 38 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 16 | 16 | 81.3% | 0 |
| November 2024 | 6 | 6 | 100.0% | 0 |
| December 2024 | 23 | 23 | 100.0% | 0 |
| January 2025 | 24 | 22 | 90.9% | 2 |
| February 2025 | 20 | 19 | 94.7% | 1 |
| March 2025 | 26 | 26 | 100.0% | 0 |
| April 2025 | 30 | 30 | 96.7% | 0 |
| May 2025 | 8 | 8 | 87.5% | 0 |
| June 2025 | 26 | 25 | 76.0% | 1 |
| July 2025 | 30 | 27 | 70.4% | 3 |
| August 2025 | 6 | 6 | 100.0% | 0 |
| September 2025 | 24 | 24 | 83.3% | 0 |
| October 2025 | 30 | 30 | 100.0% | 0 |
| November 2025 | 29 | 26 | 73.1% | 3 |
| December 2025 | 28 | 27 | 33.3% | 1 |
| January 2026 | 27 | 26 | 80.8% | 1 |
| February 2026 | 29 | 26 | 80.8% | 3 |
| March 2026 | 52 | 50 | 78.0% | 2 |
| April 2026 | 52 | 52 | 90.4% | 0 |
| May 2026 | 52 | 51 | 82.4% | 1 |
| June 2026 | 52 | 51 | 78.4% | 1 |
| July 2026 | 54 | 51 | 84.3% | 3 |