YX4400
YX4400 (Republic Airways) is a multi-stop service on 26 routes, busiest Columbus to New York. Of 690 departures recorded from October 2024 to July 2026, 84.2% left on time, according to the US BTS.
- On-time departures84.2%of 690 flights
- Average delay7.9 min
- July 202654▼ 12.9%vs July 2025
- Cancelled3.5%
- Legs flown under this number26
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 | 25 | 32 | ▲ 28.0% |
| February | 22 | 27 | ▲ 22.7% |
| March | 27 | 10 | ▼ 63.0% |
| April | 30 | 2 | ▼ 93.3% |
| May | 27 | 40 | ▲ 48.1% |
| June | 56 | 17 | ▼ 69.6% |
| July | 62 | 54 | ▼ 12.9% |
| August | 36 | – | – |
| September | 26 | – | – |
| October | 56 | – | in progress |
| November | 31 | – | – |
| December | 43 | – | – |
| Year to date (Jan–Jul) | 249 | 182 | ▼ 26.9% |
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 | 76.0% | 75.9% | ▼ 0.2% |
| February | 80.0% | 83.3% | ▲ 4.2% |
| March | 100.0% | 70.0% | ▼ 30.0% |
| April | 80.0% | 100.0% | ▲ 25.0% |
| May | 84.6% | 94.9% | ▲ 12.1% |
| June | 76.8% | 87.5% | ▲ 13.9% |
| July | 85.0% | 85.7% | ▲ 0.8% |
| August | 91.7% | – | – |
| September | 88.5% | – | – |
| October | 80.0% | – | in progress |
| November | 90.0% | – | – |
| December | 75.6% | – | – |
| Year-to-date average (Jan–Jul) | 83.2% | 85.3% | ▲ 2.6% |
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 | 3 | – |
| February | 2 | 3 | ▲ 50.0% |
| March | 2 | 0 | ▼ 100.0% |
| April | 0 | 0 | – |
| May | 1 | 1 | 0.0% |
| June | 0 | 1 | – |
| July | 2 | 5 | ▲ 150.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 1 | – | in progress |
| November | 1 | – | – |
| December | 2 | – | – |
| Year to date (Jan–Jul) | 7 | 13 | ▲ 85.7% |
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 96.5% 666
- Cancelled 3.5% 24
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 |
|---|---|---|---|---|
| CMH LGA John Glenn Columbus International Airport – LaGuardia Airport | 768 | 9.3 min | 83.4% | 203 |
| LGA CMH LaGuardia Airport – John Glenn Columbus International Airport | 768 | 1.2 min | 87.2% | 183 |
| LGA CHS LaGuardia Airport – Charleston International Airport | 1,033 | 13.8 min | 78.0% | 56 |
| ORD BOS Chicago O'Hare International Airport – Boston Logan International Airport | 1,391 | 35.9 min | 71.0% | 31 |
| MSN LGA Dane County Regional Truax Field – LaGuardia Airport | 1,304 | 5.8 min | 86.2% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 17 | 17 | 94.1% | 0 |
| November 2024 | 22 | 22 | 95.5% | 0 |
| December 2024 | 28 | 28 | 78.6% | 0 |
| January 2025 | 25 | 25 | 76.0% | 0 |
| February 2025 | 22 | 20 | 80.0% | 2 |
| March 2025 | 27 | 25 | 100.0% | 2 |
| April 2025 | 30 | 30 | 80.0% | 0 |
| May 2025 | 27 | 26 | 84.6% | 1 |
| June 2025 | 56 | 56 | 76.8% | 0 |
| July 2025 | 62 | 60 | 85.0% | 2 |
| August 2025 | 36 | 36 | 91.7% | 0 |
| September 2025 | 26 | 26 | 88.5% | 0 |
| October 2025 | 56 | 55 | 80.0% | 1 |
| November 2025 | 31 | 30 | 90.0% | 1 |
| December 2025 | 43 | 41 | 75.6% | 2 |
| January 2026 | 32 | 29 | 75.9% | 3 |
| February 2026 | 27 | 24 | 83.3% | 3 |
| March 2026 | 10 | 10 | 70.0% | 0 |
| April 2026 | 2 | 2 | 100.0% | 0 |
| May 2026 | 40 | 39 | 94.9% | 1 |
| June 2026 | 17 | 16 | 87.5% | 1 |
| July 2026 | 54 | 49 | 85.7% | 5 |