YX4451
YX4451 (Republic Airways) is a multi-stop service on 4 routes, busiest Richmond to New York. Of 561 departures recorded from October 2024 to July 2026, 89.9% left on time, according to the US BTS.
- On-time departures89.9%of 561 flights
- Average delay5.9 min
- July 202628▲ 3.7%vs July 2025
- Cancelled3.2%
- Legs flown under this number4
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 | 25 | 26 | ▲ 4.0% |
| February | 20 | 24 | ▲ 20.0% |
| March | 29 | 29 | 0.0% |
| April | 26 | 24 | ▼ 7.7% |
| May | 23 | 23 | 0.0% |
| June | 25 | 26 | ▲ 4.0% |
| July | 27 | 28 | ▲ 3.7% |
| August | 26 | – | – |
| September | 26 | – | – |
| October | 30 | – | in progress |
| November | 27 | – | – |
| December | 28 | – | – |
| Year to date (Jan–Jul) | 175 | 180 | ▲ 2.9% |
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 | 95.8% | 92.0% | ▼ 4.0% |
| February | 87.5% | 95.5% | ▲ 9.1% |
| March | 89.3% | 95.8% | ▲ 7.3% |
| April | 92.3% | 91.7% | ▼ 0.7% |
| May | 91.3% | 95.7% | ▲ 4.8% |
| June | 87.5% | 87.5% | 0.0% |
| July | 77.8% | 85.7% | ▲ 10.2% |
| August | 88.0% | – | – |
| September | 96.2% | – | – |
| October | 90.0% | – | in progress |
| November | 85.2% | – | – |
| December | 85.7% | – | – |
| Year-to-date average (Jan–Jul) | 88.8% | 92.0% | ▲ 3.6% |
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 | 1 | 0.0% |
| February | 4 | 2 | ▼ 50.0% |
| March | 1 | 5 | ▲ 400.0% |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 1 | 2 | ▲ 100.0% |
| July | 0 | 0 | – |
| August | 1 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 7 | 10 | ▲ 42.9% |
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 96.8% 543
- Cancelled 3.2% 18
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 2026
Legs flown under this number
1| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| RIC LGA Richmond International Airport – LaGuardia Airport | 470 | 5.8 min | 90.1% | 543 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 95.0% | 0 |
| November 2024 | 22 | 22 | 100.0% | 0 |
| December 2024 | 27 | 27 | 77.8% | 0 |
| January 2025 | 25 | 24 | 95.8% | 1 |
| February 2025 | 20 | 16 | 87.5% | 4 |
| March 2025 | 29 | 28 | 89.3% | 1 |
| April 2025 | 26 | 26 | 92.3% | 0 |
| May 2025 | 23 | 23 | 91.3% | 0 |
| June 2025 | 25 | 24 | 87.5% | 1 |
| July 2025 | 27 | 27 | 77.8% | 0 |
| August 2025 | 26 | 25 | 88.0% | 1 |
| September 2025 | 26 | 26 | 96.2% | 0 |
| October 2025 | 30 | 30 | 90.0% | 0 |
| November 2025 | 27 | 27 | 85.2% | 0 |
| December 2025 | 28 | 28 | 85.7% | 0 |
| January 2026 | 26 | 25 | 92.0% | 1 |
| February 2026 | 24 | 22 | 95.5% | 2 |
| March 2026 | 29 | 24 | 95.8% | 5 |
| April 2026 | 24 | 24 | 91.7% | 0 |
| May 2026 | 23 | 23 | 95.7% | 0 |
| June 2026 | 26 | 24 | 87.5% | 2 |
| July 2026 | 28 | 28 | 85.7% | 0 |