YX4699
YX4699 (Republic Airways) is a multi-stop service on 15 routes, busiest Chicago to Pittsburgh. Of 196 departures recorded from November 2024 to April 2026, 84.3% left on time, according to the US BTS.
- On-time departures84.3%of 196 flights
- Average delay9.0 min
- April 20263
- Cancelled2.6%
- Legs flown under this number15
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods10 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 10 | 5 | ▼ 50.0% |
| February | – | 18 | – |
| March | 2 | 11 | ▲ 450.0% |
| April | – | 3 | – |
| May | 46 | – | – |
| June | 8 | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 28 | – | – |
| December | 31 | – | – |
according to the US BTS · November 2024 → April 2026
On-time departures by month
Months without data are left blank.
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods10 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 80.0% | 20.0% | ▼ 75.0% |
| February | – | 93.8% | – |
| March | 100.0% | 72.7% | ▼ 27.3% |
| April | – | 0.0% | – |
| May | 97.8% | – | – |
| June | 87.5% | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 81.5% | – | – |
| December | 83.3% | – | – |
according to the US BTS · November 2024 → April 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · November 2024 → April 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods10 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | – | 2 | – |
| March | 0 | 0 | – |
| April | – | 1 | – |
| May | 0 | – | – |
| June | 0 | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 1 | – | – |
| December | 1 | – | – |
according to the US BTS · November 2024 → April 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 97.4% 191
- Cancelled 2.6% 5
Share of all recorded flights in the period, all legs. · Nov 6, 2024 → Apr 5, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
2| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| ORD PIT Chicago O'Hare International Airport – Pittsburgh International Airport | 662 | 9.8 min | 81.4% | 45 |
| DCA BOS Ronald Reagan Washington National Airport – Boston Logan International Airport | 641 | -2.6 min | 92.3% | 39 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| November 2024 | 23 | 23 | 91.3% | 0 |
| December 2024 | 11 | 11 | 63.6% | 0 |
| January 2025 | 10 | 10 | 80.0% | 0 |
| March 2025 | 2 | 2 | 100.0% | 0 |
| May 2025 | 46 | 46 | 97.8% | 0 |
| June 2025 | 8 | 8 | 87.5% | 0 |
| November 2025 | 28 | 27 | 81.5% | 1 |
| December 2025 | 31 | 30 | 83.3% | 1 |
| January 2026 | 5 | 5 | 20.0% | 0 |
| February 2026 | 18 | 16 | 93.8% | 2 |
| March 2026 | 11 | 11 | 72.7% | 0 |
| April 2026 | 3 | 2 | 0.0% | 1 |