YX4546
YX4546 (Republic Airways) is a multi-stop service on 6 routes, busiest New York to Washington. Of 705 departures recorded from October 2024 to July 2026, 77.0% left on time, according to the US BTS.
- On-time departures77.0%of 705 flights
- Average delay14.7 min
- July 202662▲ 100.0%vs July 2025
- Cancelled9.5%
- 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 | 31 | 26 | ▼ 16.1% |
| February | 28 | 28 | 0.0% |
| March | 31 | 31 | 0.0% |
| April | 30 | 27 | ▼ 10.0% |
| May | 31 | 39 | ▲ 25.8% |
| June | 29 | 60 | ▲ 106.9% |
| July | 31 | 62 | ▲ 100.0% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 29 | – | – |
| December | 22 | – | – |
| Year to date (Jan–Jul) | 211 | 273 | ▲ 29.4% |
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 | 92.6% | 76.2% | ▼ 17.7% |
| February | 79.2% | 60.0% | ▼ 24.2% |
| March | 78.6% | 53.3% | ▼ 32.1% |
| April | 83.3% | 74.1% | ▼ 11.1% |
| May | 63.3% | 71.1% | ▲ 12.2% |
| June | 57.9% | 91.5% | ▲ 58.1% |
| July | 58.8% | 84.6% | ▲ 43.9% |
| August | 76.7% | – | – |
| September | 79.3% | – | – |
| October | 89.3% | – | in progress |
| November | 65.4% | – | – |
| December | 60.0% | – | – |
| Year-to-date average (Jan–Jul) | 73.4% | 73.0% | ▼ 0.6% |
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 | 4 | 5 | ▲ 25.0% |
| February | 4 | 3 | ▼ 25.0% |
| March | 3 | 1 | ▼ 66.7% |
| April | 0 | 0 | – |
| May | 1 | 1 | 0.0% |
| June | 10 | 1 | ▼ 90.0% |
| July | 14 | 10 | ▼ 28.6% |
| August | 1 | – | – |
| September | 1 | – | – |
| October | 3 | – | in progress |
| November | 3 | – | – |
| December | 2 | – | – |
| Year to date (Jan–Jul) | 36 | 21 | ▼ 41.7% |
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 90.5% 638
- Cancelled 9.5% 67
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
4| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| JFK DCA John F. Kennedy International Airport – Ronald Reagan Washington National Airport | 342 | 14.3 min | 74.4% | 523 |
| LGA ACK LaGuardia Airport – Nantucket Memorial Airport | 324 | 1.3 min | 91.3% | 50 |
| ACK LGA Nantucket Memorial Airport – LaGuardia Airport | 324 | 41.3 min | 79.1% | 50 |
| LGA CHS LaGuardia Airport – Charleston International Airport | 1,033 | 19.4 min | 75.7% | 38 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 95.0% | 0 |
| November 2024 | 29 | 29 | 89.7% | 0 |
| December 2024 | 29 | 29 | 79.3% | 0 |
| January 2025 | 31 | 27 | 92.6% | 4 |
| February 2025 | 28 | 24 | 79.2% | 4 |
| March 2025 | 31 | 28 | 78.6% | 3 |
| April 2025 | 30 | 30 | 83.3% | 0 |
| May 2025 | 31 | 30 | 63.3% | 1 |
| June 2025 | 29 | 19 | 57.9% | 10 |
| July 2025 | 31 | 17 | 58.8% | 14 |
| August 2025 | 31 | 30 | 76.7% | 1 |
| September 2025 | 30 | 29 | 79.3% | 1 |
| October 2025 | 31 | 28 | 89.3% | 3 |
| November 2025 | 29 | 26 | 65.4% | 3 |
| December 2025 | 22 | 20 | 60.0% | 2 |
| January 2026 | 26 | 21 | 76.2% | 5 |
| February 2026 | 28 | 25 | 60.0% | 3 |
| March 2026 | 31 | 30 | 53.3% | 1 |
| April 2026 | 27 | 27 | 74.1% | 0 |
| May 2026 | 39 | 38 | 71.1% | 1 |
| June 2026 | 60 | 59 | 91.5% | 1 |
| July 2026 | 62 | 52 | 84.6% | 10 |