YX4609
YX4609 (Republic Airways) is a multi-stop service on 12 routes, busiest New York to Cincinnati. Of 484 departures recorded from October 2024 to July 2026, 85.5% left on time, according to the US BTS.
- On-time departures85.5%of 484 flights
- Average delay6.6 min
- July 202631▲ 0.0%vs July 2025
- Cancelled3.1%
- Legs flown under this number12
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 | 4 | 13 | ▲ 225.0% |
| February | 4 | 4 | 0.0% |
| March | 7 | 46 | ▲ 557.1% |
| April | 22 | 32 | ▲ 45.5% |
| May | 25 | 27 | ▲ 8.0% |
| June | 30 | 30 | 0.0% |
| July | 31 | 31 | 0.0% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 29 | – | – |
| December | 30 | – | – |
| Year to date (Jan–Jul) | 123 | 183 | ▲ 48.8% |
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 | 100.0% | 100.0% | 0.0% |
| February | 50.0% | 75.0% | ▲ 50.0% |
| March | 71.4% | 58.3% | ▼ 18.3% |
| April | 90.9% | 84.4% | ▼ 7.2% |
| May | 92.0% | 92.6% | ▲ 0.6% |
| June | 76.7% | 93.3% | ▲ 21.7% |
| July | 80.7% | 72.4% | ▼ 10.2% |
| August | 96.8% | – | – |
| September | 96.6% | – | – |
| October | 93.3% | – | in progress |
| November | 100.0% | – | – |
| December | 73.3% | – | – |
| Year-to-date average (Jan–Jul) | 80.2% | 82.3% | ▲ 2.6% |
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 | 0 | 0 | – |
| February | 0 | 0 | – |
| March | 0 | 10 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 2 | – |
| August | 0 | – | – |
| September | 1 | – | – |
| October | 1 | – | in progress |
| November | 1 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 0 | 12 |
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 96.9% 469
- Cancelled 3.1% 15
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 CVG John F. Kennedy International Airport – Cincinnati Northern Kentucky International Airport | 946 | 3.3 min | 87.6% | 253 |
| LGA DCA LaGuardia Airport – Ronald Reagan Washington National Airport | 345 | 2.3 min | 89.8% | 59 |
| BOS CVG Boston Logan International Airport – Cincinnati Northern Kentucky International Airport | 1,207 | -2.8 min | 93.2% | 45 |
| LGA ATL LaGuardia Airport – Hartsfield Jackson Atlanta International Airport | 1,225 | 14.7 min | 72.0% | 30 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 100.0% | 0 |
| November 2024 | 5 | 5 | 100.0% | 0 |
| December 2024 | 2 | 2 | 0.0% | 0 |
| January 2025 | 4 | 4 | 100.0% | 0 |
| February 2025 | 4 | 4 | 50.0% | 0 |
| March 2025 | 7 | 7 | 71.4% | 0 |
| April 2025 | 22 | 22 | 90.9% | 0 |
| May 2025 | 25 | 25 | 92.0% | 0 |
| June 2025 | 30 | 30 | 76.7% | 0 |
| July 2025 | 31 | 31 | 80.7% | 0 |
| August 2025 | 31 | 31 | 96.8% | 0 |
| September 2025 | 30 | 29 | 96.6% | 1 |
| October 2025 | 31 | 30 | 93.3% | 1 |
| November 2025 | 29 | 28 | 100.0% | 1 |
| December 2025 | 30 | 30 | 73.3% | 0 |
| January 2026 | 13 | 13 | 100.0% | 0 |
| February 2026 | 4 | 4 | 75.0% | 0 |
| March 2026 | 46 | 36 | 58.3% | 10 |
| April 2026 | 32 | 32 | 84.4% | 0 |
| May 2026 | 27 | 27 | 92.6% | 0 |
| June 2026 | 30 | 30 | 93.3% | 0 |
| July 2026 | 31 | 29 | 72.4% | 2 |