YX4453
YX4453 (Republic Airways) is a multi-stop service on 22 routes, busiest New York to Pittsburgh. Of 555 departures recorded from October 2024 to July 2026, 78.4% left on time, according to the US BTS.
- On-time departures78.4%of 555 flights
- Average delay10.4 min
- July 202631▲ 0.0%vs July 2025
- Cancelled5.1%
- 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 | 8 | 27 | ▲ 237.5% |
| February | 1 | 24 | ▲ 2,300.0% |
| March | 2 | 27 | ▲ 1,250.0% |
| April | 48 | 53 | ▲ 10.4% |
| May | 8 | 61 | ▲ 662.5% |
| June | 26 | 33 | ▲ 26.9% |
| July | 31 | 31 | 0.0% |
| August | 27 | – | – |
| September | 15 | – | – |
| October | 1 | – | in progress |
| November | 28 | – | – |
| December | 29 | – | – |
| Year to date (Jan–Jul) | 124 | 256 | ▲ 106.5% |
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 | 85.7% | 70.8% | ▼ 17.4% |
| February | 100.0% | 80.0% | ▼ 20.0% |
| March | 100.0% | 76.0% | ▼ 24.0% |
| April | 72.9% | 81.1% | ▲ 11.3% |
| May | 75.0% | 88.5% | ▲ 18.0% |
| June | 52.4% | 87.9% | ▲ 67.8% |
| July | 68.0% | 70.4% | ▲ 3.5% |
| August | 84.6% | – | – |
| September | 86.7% | – | – |
| October | 100.0% | – | in progress |
| November | 71.4% | – | – |
| December | 74.1% | – | – |
| Year-to-date average (Jan–Jul) | 79.1% | 79.2% | ▲ 0.1% |
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 | 1 | 3 | ▲ 200.0% |
| February | 0 | 4 | – |
| March | 0 | 2 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 5 | 0 | ▼ 100.0% |
| July | 6 | 4 | ▼ 33.3% |
| August | 1 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 2 | – | – |
| Year to date (Jan–Jul) | 12 | 13 | ▲ 8.3% |
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 95.0% 527
- Cancelled 5.0% 28
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
5| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| LGA PIT LaGuardia Airport – Pittsburgh International Airport | 538 | 13.8 min | 72.5% | 152 |
| CMH LGA John Glenn Columbus International Airport – LaGuardia Airport | 768 | 17.8 min | 71.2% | 77 |
| JFK CLE John F. Kennedy International Airport – Cleveland Hopkins International Airport | 682 | 11.2 min | 82.4% | 72 |
| LGA ILM LaGuardia Airport – Wilmington International Airport | 806 | 0.1 min | 86.4% | 44 |
| ILM LGA Wilmington International Airport – LaGuardia Airport | 806 | 14.3 min | 79.6% | 44 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 90.0% | 0 |
| November 2024 | 29 | 29 | 89.7% | 0 |
| December 2024 | 26 | 26 | 69.2% | 0 |
| January 2025 | 8 | 7 | 85.7% | 1 |
| February 2025 | 1 | 1 | 100.0% | 0 |
| March 2025 | 2 | 2 | 100.0% | 0 |
| April 2025 | 48 | 48 | 72.9% | 0 |
| May 2025 | 8 | 8 | 75.0% | 0 |
| June 2025 | 26 | 21 | 52.4% | 5 |
| July 2025 | 31 | 25 | 68.0% | 6 |
| August 2025 | 27 | 26 | 84.6% | 1 |
| September 2025 | 15 | 15 | 86.7% | 0 |
| October 2025 | 1 | 1 | 100.0% | 0 |
| November 2025 | 28 | 28 | 71.4% | 0 |
| December 2025 | 29 | 27 | 74.1% | 2 |
| January 2026 | 27 | 24 | 70.8% | 3 |
| February 2026 | 24 | 20 | 80.0% | 4 |
| March 2026 | 27 | 25 | 76.0% | 2 |
| April 2026 | 53 | 53 | 81.1% | 0 |
| May 2026 | 61 | 61 | 88.5% | 0 |
| June 2026 | 33 | 33 | 87.9% | 0 |
| July 2026 | 31 | 27 | 70.4% | 4 |