YX4457
YX4457 (Republic Airways) is a multi-stop service on 6 routes, busiest New York to Columbus. Of 569 departures recorded from October 2024 to July 2026, 77.4% left on time, according to the US BTS.
- On-time departures77.4%of 569 flights
- Average delay14.9 min
- July 202627▼ 12.9%vs July 2025
- Cancelled4.2%
- Legs flown under this number6
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 | 26 | 27 | ▲ 3.8% |
| February | 24 | 24 | 0.0% |
| March | 26 | 27 | ▲ 3.8% |
| April | 26 | 26 | 0.0% |
| May | 26 | 28 | ▲ 7.7% |
| June | 16 | 30 | ▲ 87.5% |
| July | 31 | 27 | ▼ 12.9% |
| August | 31 | – | – |
| September | 2 | – | – |
| October | 26 | – | in progress |
| November | 27 | – | – |
| December | 26 | – | – |
| Year to date (Jan–Jul) | 175 | 189 | ▲ 8.0% |
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 | 76.9% | 53.9% | ▼ 30.0% |
| February | 75.0% | 90.9% | ▲ 21.2% |
| March | 88.0% | 45.8% | ▼ 47.9% |
| April | 92.3% | 57.7% | ▼ 37.5% |
| May | 73.9% | 76.9% | ▲ 4.1% |
| June | 93.8% | 61.5% | ▼ 34.4% |
| July | 87.1% | 62.5% | ▼ 28.2% |
| August | 87.1% | – | – |
| September | 100.0% | – | – |
| October | 96.2% | – | in progress |
| November | 72.0% | – | – |
| December | 66.7% | – | – |
| Year-to-date average (Jan–Jul) | 83.9% | 64.2% | ▼ 23.5% |
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 | 2 | – |
| March | 1 | 3 | ▲ 200.0% |
| April | 0 | 0 | – |
| May | 3 | 2 | ▼ 33.3% |
| June | 0 | 4 | – |
| July | 0 | 3 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 2 | – | – |
| December | 2 | – | – |
| Year to date (Jan–Jul) | 4 | 15 | ▲ 275.0% |
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 95.8% 545
- Cancelled 4.2% 24
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
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| LGA CMH LaGuardia Airport – John Glenn Columbus International Airport | 768 | 18.4 min | 74.2% | 350 |
| PHL MVY Philadelphia International Airport – Martha's Vineyard Airport | 425 | 2.5 min | 88.2% | 76 |
| MEM ORD Frederick W. Smith International Airport – Chicago O'Hare International Airport | 792 | 30.4 min | 60.7% | 68 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 40 | 40 | 92.5% | 0 |
| November 2024 | 29 | 28 | 92.9% | 1 |
| December 2024 | 24 | 24 | 70.8% | 0 |
| January 2025 | 26 | 26 | 76.9% | 0 |
| February 2025 | 24 | 24 | 75.0% | 0 |
| March 2025 | 26 | 25 | 88.0% | 1 |
| April 2025 | 26 | 26 | 92.3% | 0 |
| May 2025 | 26 | 23 | 73.9% | 3 |
| June 2025 | 16 | 16 | 93.8% | 0 |
| July 2025 | 31 | 31 | 87.1% | 0 |
| August 2025 | 31 | 31 | 87.1% | 0 |
| September 2025 | 2 | 2 | 100.0% | 0 |
| October 2025 | 26 | 26 | 96.2% | 0 |
| November 2025 | 27 | 25 | 72.0% | 2 |
| December 2025 | 26 | 24 | 66.7% | 2 |
| January 2026 | 27 | 26 | 53.9% | 1 |
| February 2026 | 24 | 22 | 90.9% | 2 |
| March 2026 | 27 | 24 | 45.8% | 3 |
| April 2026 | 26 | 26 | 57.7% | 0 |
| May 2026 | 28 | 26 | 76.9% | 2 |
| June 2026 | 30 | 26 | 61.5% | 4 |
| July 2026 | 27 | 24 | 62.5% | 3 |