YX4665
YX4665 (Republic Airways) is a multi-stop service on 24 routes, busiest Washington to New York. Of 537 departures recorded from November 2024 to July 2026, 76.4% left on time, according to the US BTS.
- On-time departures76.4%of 537 flights
- Average delay12.8 min
- July 202662▲ 34.8%vs July 2025
- Cancelled2.1%
- Legs flown under this number24
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 | 5 | 31 | ▲ 520.0% |
| February | 18 | 25 | ▲ 38.9% |
| March | 13 | 27 | ▲ 107.7% |
| April | 24 | 5 | ▼ 79.2% |
| May | 29 | 22 | ▼ 24.1% |
| June | 6 | 60 | ▲ 900.0% |
| July | 46 | 62 | ▲ 34.8% |
| August | 16 | – | – |
| September | 14 | – | – |
| October | 47 | – | in progress |
| November | 28 | – | – |
| December | 29 | – | – |
| Year to date (Jan–Jul) | 141 | 232 | ▲ 64.5% |
according to the US BTS · November 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% | 79.3% | ▼ 20.7% |
| February | 83.3% | 82.6% | ▼ 0.9% |
| March | 66.7% | 46.2% | ▼ 30.8% |
| April | 83.3% | 80.0% | ▼ 4.0% |
| May | 89.7% | 90.9% | ▲ 1.4% |
| June | 100.0% | 89.8% | ▼ 10.2% |
| July | 63.6% | 78.7% | ▲ 23.6% |
| August | 93.8% | – | – |
| September | 100.0% | – | – |
| October | 66.0% | – | in progress |
| November | 48.2% | – | – |
| December | 58.6% | – | – |
| Year-to-date average (Jan–Jul) | 83.8% | 78.2% | ▼ 6.7% |
according to the US BTS · November 2024 → July 2026
Average departure delay by month
according to the US BTS · November 2024 → July 2026
Cancelled departures by month
The most recent periods19 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 2 | – |
| February | 0 | 2 | – |
| March | 1 | 1 | 0.0% |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 1 | – |
| July | 2 | 1 | ▼ 50.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 3 | 7 | ▲ 133.3% |
according to the US BTS · November 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 98.0% 526
- Cancelled 2.0% 11
Share of all recorded flights in the period, all legs. · Nov 9, 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 |
|---|---|---|---|---|
| DCA LGA Ronald Reagan Washington National Airport – LaGuardia Airport | 345 | 22.1 min | 63.3% | 145 |
| ORD BDL Chicago O'Hare International Airport – Bradley International Airport | 1,257 | 2.6 min | 87.5% | 72 |
| BDL ORD Bradley International Airport – Chicago O'Hare International Airport | 1,257 | 24.3 min | 82.9% | 72 |
| CLE ORD Cleveland Hopkins International Airport – Chicago O'Hare International Airport | 507 | 4.1 min | 90.0% | 30 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| November 2024 | 19 | 19 | 84.2% | 0 |
| December 2024 | 11 | 11 | 81.8% | 0 |
| January 2025 | 5 | 5 | 100.0% | 0 |
| February 2025 | 18 | 18 | 83.3% | 0 |
| March 2025 | 13 | 12 | 66.7% | 1 |
| April 2025 | 24 | 24 | 83.3% | 0 |
| May 2025 | 29 | 29 | 89.7% | 0 |
| June 2025 | 6 | 6 | 100.0% | 0 |
| July 2025 | 46 | 44 | 63.6% | 2 |
| August 2025 | 16 | 16 | 93.8% | 0 |
| September 2025 | 14 | 14 | 100.0% | 0 |
| October 2025 | 47 | 47 | 66.0% | 0 |
| November 2025 | 28 | 27 | 48.2% | 1 |
| December 2025 | 29 | 29 | 58.6% | 0 |
| January 2026 | 31 | 29 | 79.3% | 2 |
| February 2026 | 25 | 23 | 82.6% | 2 |
| March 2026 | 27 | 26 | 46.2% | 1 |
| April 2026 | 5 | 5 | 80.0% | 0 |
| May 2026 | 22 | 22 | 90.9% | 0 |
| June 2026 | 60 | 59 | 89.8% | 1 |
| July 2026 | 62 | 61 | 78.7% | 1 |