YX4598
YX4598 (Republic Airways) is a multi-stop service on 2 routes, busiest New York to Detroit. Of 562 departures recorded from October 2024 to July 2026, 72.5% left on time, according to the US BTS.
- On-time departures72.5%of 562 flights
- Average delay19.0 min
- July 202627▲ 0.0%vs July 2025
- Cancelled8.7%
- Legs flown under this number2
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 | 23 | 22 | ▼ 4.3% |
| February | 26 | 24 | ▼ 7.7% |
| March | 31 | 27 | ▼ 12.9% |
| April | 26 | 26 | 0.0% |
| May | 26 | 26 | 0.0% |
| June | 26 | 26 | 0.0% |
| July | 27 | 27 | 0.0% |
| August | 26 | – | – |
| September | 30 | – | – |
| October | 28 | – | in progress |
| November | 26 | – | – |
| December | 21 | – | – |
| Year to date (Jan–Jul) | 185 | 178 | ▼ 3.8% |
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 | 63.6% | 65.0% | ▲ 2.1% |
| February | 78.3% | 72.7% | ▼ 7.1% |
| March | 83.3% | 57.1% | ▼ 31.4% |
| April | 84.6% | 84.6% | 0.0% |
| May | 75.0% | 75.0% | 0.0% |
| June | 50.0% | 54.2% | ▲ 8.3% |
| July | 66.7% | 59.1% | ▼ 11.4% |
| August | 84.0% | – | – |
| September | 93.1% | – | – |
| October | 71.4% | – | in progress |
| November | 70.8% | – | – |
| December | 65.0% | – | – |
| Year-to-date average (Jan–Jul) | 71.6% | 66.8% | ▼ 6.7% |
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 | 2 | ▲ 100.0% |
| February | 3 | 2 | ▼ 33.3% |
| March | 1 | 6 | ▲ 500.0% |
| April | 0 | 0 | – |
| May | 2 | 2 | 0.0% |
| June | 6 | 2 | ▼ 66.7% |
| July | 12 | 5 | ▼ 58.3% |
| August | 1 | – | – |
| September | 1 | – | – |
| October | 0 | – | in progress |
| November | 2 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Jul) | 25 | 19 | ▼ 24.0% |
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 91.3% 513
- Cancelled 8.7% 49
Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Jul 31, 2026
Legs flown under this number
1| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| LGA DTW LaGuardia Airport – Detroit Metropolitan Wayne County Airport | 805 | 19.1 min | 72.5% | 561 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 17 | 17 | 82.4% | 0 |
| November 2024 | 28 | 28 | 71.4% | 0 |
| December 2024 | 23 | 23 | 69.6% | 0 |
| January 2025 | 23 | 22 | 63.6% | 1 |
| February 2025 | 26 | 23 | 78.3% | 3 |
| March 2025 | 31 | 30 | 83.3% | 1 |
| April 2025 | 26 | 26 | 84.6% | 0 |
| May 2025 | 26 | 24 | 75.0% | 2 |
| June 2025 | 26 | 20 | 50.0% | 6 |
| July 2025 | 27 | 15 | 66.7% | 12 |
| August 2025 | 26 | 25 | 84.0% | 1 |
| September 2025 | 30 | 29 | 93.1% | 1 |
| October 2025 | 28 | 28 | 71.4% | 0 |
| November 2025 | 26 | 24 | 70.8% | 2 |
| December 2025 | 21 | 20 | 65.0% | 1 |
| January 2026 | 22 | 20 | 65.0% | 2 |
| February 2026 | 24 | 22 | 72.7% | 2 |
| March 2026 | 27 | 21 | 57.1% | 6 |
| April 2026 | 26 | 26 | 84.6% | 0 |
| May 2026 | 26 | 24 | 75.0% | 2 |
| June 2026 | 26 | 24 | 54.2% | 2 |
| July 2026 | 27 | 22 | 59.1% | 5 |