YX4440
YX4440 (Republic Airways) is a multi-stop service on 24 routes, busiest Pittsburgh to New York. Of 750 departures recorded from October 2024 to July 2026, 80.7% left on time, according to the US BTS.
- On-time departures80.7%of 750 flights
- Average delay11.9 min
- July 202648▼ 14.3%vs July 2025
- Cancelled4.0%
- 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 | 29 | 36 | ▲ 24.1% |
| February | 28 | 28 | 0.0% |
| March | 31 | 31 | 0.0% |
| April | 29 | 54 | ▲ 86.2% |
| May | 23 | 56 | ▲ 143.5% |
| June | 51 | 48 | ▼ 5.9% |
| July | 56 | 48 | ▼ 14.3% |
| August | 14 | – | – |
| September | 8 | – | – |
| October | 2 | – | in progress |
| November | 26 | – | – |
| December | 50 | – | – |
| Year to date (Jan–Jul) | 247 | 301 | ▲ 21.9% |
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 | 89.3% | 69.7% | ▼ 21.9% |
| February | 76.9% | 73.1% | ▼ 5.0% |
| March | 83.9% | 83.3% | ▼ 0.6% |
| April | 93.1% | 88.9% | ▼ 4.5% |
| May | 95.5% | 87.5% | ▼ 8.3% |
| June | 80.9% | 78.7% | ▼ 2.6% |
| July | 74.5% | 78.3% | ▲ 5.1% |
| August | 78.6% | – | – |
| September | 75.0% | – | – |
| October | 100.0% | – | in progress |
| November | 79.2% | – | – |
| December | 60.4% | – | – |
| Year-to-date average (Jan–Jul) | 84.9% | 79.9% | ▼ 5.8% |
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 | 3 | ▲ 200.0% |
| February | 2 | 2 | 0.0% |
| March | 0 | 1 | – |
| April | 0 | 0 | – |
| May | 1 | 0 | ▼ 100.0% |
| June | 4 | 1 | ▼ 75.0% |
| July | 9 | 2 | ▼ 77.8% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 2 | – | – |
| December | 2 | – | – |
| Year to date (Jan–Jul) | 17 | 9 | ▼ 47.1% |
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 96.0% 720
- Cancelled 4.0% 30
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 30, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
10Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 40 | 40 | 97.5% | 0 |
| November 2024 | 33 | 33 | 90.9% | 0 |
| December 2024 | 29 | 29 | 55.2% | 0 |
| January 2025 | 29 | 28 | 89.3% | 1 |
| February 2025 | 28 | 26 | 76.9% | 2 |
| March 2025 | 31 | 31 | 83.9% | 0 |
| April 2025 | 29 | 29 | 93.1% | 0 |
| May 2025 | 23 | 22 | 95.5% | 1 |
| June 2025 | 51 | 47 | 80.9% | 4 |
| July 2025 | 56 | 47 | 74.5% | 9 |
| August 2025 | 14 | 14 | 78.6% | 0 |
| September 2025 | 8 | 8 | 75.0% | 0 |
| October 2025 | 2 | 2 | 100.0% | 0 |
| November 2025 | 26 | 24 | 79.2% | 2 |
| December 2025 | 50 | 48 | 60.4% | 2 |
| January 2026 | 36 | 33 | 69.7% | 3 |
| February 2026 | 28 | 26 | 73.1% | 2 |
| March 2026 | 31 | 30 | 83.3% | 1 |
| April 2026 | 54 | 54 | 88.9% | 0 |
| May 2026 | 56 | 56 | 87.5% | 0 |
| June 2026 | 48 | 47 | 78.7% | 1 |
| July 2026 | 48 | 46 | 78.3% | 2 |