YX4480
YX4480 (Republic Airways) is a multi-stop service on 21 routes, busiest Pittsburgh to Chicago. Of 481 departures recorded from October 2024 to July 2026, 82.6% left on time, according to the US BTS.
- On-time departures82.6%of 481 flights
- Average delay12.7 min
- July 202631▲ 342.9%vs July 2025
- Cancelled4.6%
- Legs flown under this number21
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 | 24 | 30 | ▲ 25.0% |
| February | 24 | 45 | ▲ 87.5% |
| March | 26 | 21 | ▼ 19.2% |
| April | 30 | 8 | ▼ 73.3% |
| May | 30 | 13 | ▼ 56.7% |
| June | 28 | 30 | ▲ 7.1% |
| July | 7 | 31 | ▲ 342.9% |
| August | 5 | – | – |
| September | 28 | – | – |
| October | 5 | – | in progress |
| November | 28 | – | – |
| December | 14 | – | – |
| Year to date (Jan–Jul) | 169 | 178 | ▲ 5.3% |
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 | 83.3% | 72.4% | ▼ 13.1% |
| February | 86.4% | 67.5% | ▼ 21.8% |
| March | 88.5% | 95.2% | ▲ 7.7% |
| April | 83.3% | 100.0% | ▲ 20.0% |
| May | 96.7% | 69.2% | ▼ 28.4% |
| June | 57.1% | 93.3% | ▲ 63.3% |
| July | 100.0% | 93.3% | ▼ 6.7% |
| August | 60.0% | – | – |
| September | 92.6% | – | – |
| October | 100.0% | – | in progress |
| November | 65.4% | – | – |
| December | 50.0% | – | – |
| Year-to-date average (Jan–Jul) | 85.0% | 84.4% | ▼ 0.7% |
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 | 0 | 1 | – |
| February | 2 | 5 | ▲ 150.0% |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 7 | 0 | ▼ 100.0% |
| July | 1 | 1 | 0.0% |
| August | 0 | – | – |
| September | 1 | – | – |
| October | 0 | – | in progress |
| November | 2 | – | – |
| December | 2 | – | – |
| Year to date (Jan–Jul) | 10 | 7 | ▼ 30.0% |
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 95.4% 459
- Cancelled 4.6% 22
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
5| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| PIT ORD Pittsburgh International Airport – Chicago O'Hare International Airport | 662 | -0.3 min | 93.1% | 104 |
| ORD SDF Chicago O'Hare International Airport – Louisville Muhammad Ali International Airport | 462 | 16.2 min | 76.9% | 95 |
| LGA PIT LaGuardia Airport – Pittsburgh International Airport | 538 | 3.8 min | 84.4% | 92 |
| BNA PHL Nashville International Airport – Philadelphia International Airport | 1,084 | 8.0 min | 83.9% | 31 |
| PVD ORD Rhode Island T. F. Green International Airport – Chicago O'Hare International Airport | 1,363 | 5.9 min | 96.7% | 30 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 4 | 4 | 75.0% | 0 |
| November 2024 | 26 | 26 | 96.2% | 0 |
| December 2024 | 24 | 24 | 83.3% | 0 |
| January 2025 | 24 | 24 | 83.3% | 0 |
| February 2025 | 24 | 22 | 86.4% | 2 |
| March 2025 | 26 | 26 | 88.5% | 0 |
| April 2025 | 30 | 30 | 83.3% | 0 |
| May 2025 | 30 | 30 | 96.7% | 0 |
| June 2025 | 28 | 21 | 57.1% | 7 |
| July 2025 | 7 | 6 | 100.0% | 1 |
| August 2025 | 5 | 5 | 60.0% | 0 |
| September 2025 | 28 | 27 | 92.6% | 1 |
| October 2025 | 5 | 5 | 100.0% | 0 |
| November 2025 | 28 | 26 | 65.4% | 2 |
| December 2025 | 14 | 12 | 50.0% | 2 |
| January 2026 | 30 | 29 | 72.4% | 1 |
| February 2026 | 45 | 40 | 67.5% | 5 |
| March 2026 | 21 | 21 | 95.2% | 0 |
| April 2026 | 8 | 8 | 100.0% | 0 |
| May 2026 | 13 | 13 | 69.2% | 0 |
| June 2026 | 30 | 30 | 93.3% | 0 |
| July 2026 | 31 | 30 | 93.3% | 1 |