YX4591
YX4591 (Republic Airways) is a multi-stop service on 18 routes, busiest Richmond to New York. Of 814 departures recorded from October 2024 to July 2026, 83.7% left on time, according to the US BTS.
- On-time departures83.7%of 814 flights
- Average delay6.8 min
- July 202631▲ 3.3%vs July 2025
- Cancelled3.6%
- Legs flown under this number18
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 | 14 | 55 | ▲ 292.9% |
| February | 24 | 54 | ▲ 125.0% |
| March | 56 | 38 | ▼ 32.1% |
| April | 58 | 45 | ▼ 22.4% |
| May | 16 | 42 | ▲ 162.5% |
| June | 8 | 30 | ▲ 275.0% |
| July | 30 | 31 | ▲ 3.3% |
| August | 52 | – | – |
| September | 10 | – | – |
| October | 42 | – | in progress |
| November | 56 | – | – |
| December | 40 | – | – |
| Year to date (Jan–Jul) | 206 | 295 | ▲ 43.2% |
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 | 91.7% | 89.6% | ▼ 2.3% |
| March | 89.3% | 75.0% | ▼ 16.0% |
| April | 85.7% | 91.1% | ▲ 6.3% |
| May | 57.1% | 76.2% | ▲ 33.3% |
| June | 50.0% | 85.7% | ▲ 71.4% |
| July | 72.4% | 88.9% | ▲ 22.8% |
| August | 78.0% | – | – |
| September | 80.0% | – | – |
| October | 95.2% | – | in progress |
| November | 78.2% | – | – |
| December | 72.5% | – | – |
| Year-to-date average (Jan–Jul) | 76.0% | 82.5% | ▲ 8.5% |
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 | 7 | – |
| February | 0 | 6 | – |
| March | 0 | 2 | – |
| April | 2 | 0 | ▼ 100.0% |
| May | 2 | 0 | ▼ 100.0% |
| June | 0 | 2 | – |
| July | 1 | 4 | ▲ 300.0% |
| August | 2 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 5 | 21 | ▲ 320.0% |
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 96.4% 785
- Cancelled 3.6% 29
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
11Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 18 | 18 | 94.4% | 0 |
| November 2024 | 47 | 47 | 91.5% | 0 |
| December 2024 | 48 | 48 | 100.0% | 0 |
| January 2025 | 14 | 14 | 85.7% | 0 |
| February 2025 | 24 | 24 | 91.7% | 0 |
| March 2025 | 56 | 56 | 89.3% | 0 |
| April 2025 | 58 | 56 | 85.7% | 2 |
| May 2025 | 16 | 14 | 57.1% | 2 |
| June 2025 | 8 | 8 | 50.0% | 0 |
| July 2025 | 30 | 29 | 72.4% | 1 |
| August 2025 | 52 | 50 | 78.0% | 2 |
| September 2025 | 10 | 10 | 80.0% | 0 |
| October 2025 | 42 | 42 | 95.2% | 0 |
| November 2025 | 56 | 55 | 78.2% | 1 |
| December 2025 | 40 | 40 | 72.5% | 0 |
| January 2026 | 55 | 48 | 70.8% | 7 |
| February 2026 | 54 | 48 | 89.6% | 6 |
| March 2026 | 38 | 36 | 75.0% | 2 |
| April 2026 | 45 | 45 | 91.1% | 0 |
| May 2026 | 42 | 42 | 76.2% | 0 |
| June 2026 | 30 | 28 | 85.7% | 2 |
| July 2026 | 31 | 27 | 88.9% | 4 |