YX4371
YX4371 (Republic Airways) is a multi-stop service on 8 routes, busiest New York to Washington. Of 625 departures recorded from October 2024 to July 2026, 82.0% left on time, according to the US BTS.
- On-time departures82.0%of 625 flights
- Average delay8.3 min
- July 202631▲ 0.0%vs July 2025
- Cancelled2.4%
- Legs flown under this number8
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 | 31 | 0.0% |
| February | 28 | 28 | 0.0% |
| March | 31 | 31 | 0.0% |
| April | 30 | 33 | ▲ 10.0% |
| May | 31 | 24 | ▼ 22.6% |
| June | 30 | 13 | ▼ 56.7% |
| July | 31 | 31 | 0.0% |
| August | 27 | – | – |
| September | 30 | – | – |
| October | 28 | – | in progress |
| November | 30 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 212 | 191 | ▼ 9.9% |
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 | 96.6% | 86.2% | ▼ 10.7% |
| February | 85.7% | 60.0% | ▼ 30.0% |
| March | 87.1% | 66.7% | ▼ 23.5% |
| April | 83.3% | 72.7% | ▼ 12.7% |
| May | 93.6% | 70.8% | ▼ 24.3% |
| June | 86.7% | 69.2% | ▼ 20.1% |
| July | 80.7% | 69.2% | ▼ 14.2% |
| August | 88.9% | – | – |
| September | 90.0% | – | – |
| October | 92.6% | – | in progress |
| November | 76.7% | – | – |
| December | 60.0% | – | – |
| Year-to-date average (Jan–Jul) | 87.7% | 70.7% | ▼ 19.3% |
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 | 2 | 2 | 0.0% |
| February | 0 | 3 | – |
| March | 0 | 1 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 5 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 1 | – | in progress |
| November | 0 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Jul) | 2 | 11 | ▲ 450.0% |
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 97.6% 610
- Cancelled 2.4% 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
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| LGA DCA LaGuardia Airport – Ronald Reagan Washington National Airport | 345 | 6.9 min | 84.1% | 524 |
| ORD JFK Chicago O'Hare International Airport – John F. Kennedy International Airport | 1,188 | 17.2 min | 69.2% | 44 |
| BOS IND Boston Logan International Airport – Indianapolis International Airport | 1,313 | 23.8 min | 63.2% | 38 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 17 | 17 | 100.0% | 0 |
| November 2024 | 29 | 29 | 96.6% | 0 |
| December 2024 | 30 | 30 | 86.7% | 0 |
| January 2025 | 31 | 29 | 96.6% | 2 |
| February 2025 | 28 | 28 | 85.7% | 0 |
| March 2025 | 31 | 31 | 87.1% | 0 |
| April 2025 | 30 | 30 | 83.3% | 0 |
| May 2025 | 31 | 31 | 93.6% | 0 |
| June 2025 | 30 | 30 | 86.7% | 0 |
| July 2025 | 31 | 31 | 80.7% | 0 |
| August 2025 | 27 | 27 | 88.9% | 0 |
| September 2025 | 30 | 30 | 90.0% | 0 |
| October 2025 | 28 | 27 | 92.6% | 1 |
| November 2025 | 30 | 30 | 76.7% | 0 |
| December 2025 | 31 | 30 | 60.0% | 1 |
| January 2026 | 31 | 29 | 86.2% | 2 |
| February 2026 | 28 | 25 | 60.0% | 3 |
| March 2026 | 31 | 30 | 66.7% | 1 |
| April 2026 | 33 | 33 | 72.7% | 0 |
| May 2026 | 24 | 24 | 70.8% | 0 |
| June 2026 | 13 | 13 | 69.2% | 0 |
| July 2026 | 31 | 26 | 69.2% | 5 |