YX5651
YX5651 (Republic Airways) is a multi-stop service on 16 routes, busiest Louisville to New York. Of 702 departures recorded from October 2024 to July 2026, 77.1% left on time, according to the US BTS.
- On-time departures77.1%of 702 flights
- Average delay12.4 min
- July 20267▼ 77.4%vs July 2025
- Cancelled5.0%
- Legs flown under this number16
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 | 27 | 48 | ▲ 77.8% |
| February | 28 | 48 | ▲ 71.4% |
| March | 28 | 54 | ▲ 92.9% |
| April | 28 | 56 | ▲ 100.0% |
| May | 48 | 52 | ▲ 8.3% |
| June | 35 | 15 | ▼ 57.1% |
| July | 31 | 7 | ▼ 77.4% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 29 | – | – |
| December | 28 | – | – |
| Year to date (Jan–Jul) | 225 | 280 | ▲ 24.4% |
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 | 88.9% | 88.6% | ▼ 0.3% |
| February | 82.1% | 77.3% | ▼ 5.9% |
| March | 89.3% | 77.6% | ▼ 13.1% |
| April | 92.9% | 87.3% | ▼ 6.0% |
| May | 75.6% | 82.0% | ▲ 8.5% |
| June | 64.5% | 80.0% | ▲ 24.0% |
| July | 46.2% | 71.4% | ▲ 54.8% |
| August | 70.0% | – | – |
| September | 17.9% | – | – |
| October | 62.1% | – | in progress |
| November | 75.0% | – | – |
| December | 85.2% | – | – |
| Year-to-date average (Jan–Jul) | 77.1% | 80.6% | ▲ 4.6% |
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 | 4 | – |
| February | 0 | 4 | – |
| March | 0 | 5 | – |
| April | 0 | 1 | – |
| May | 3 | 2 | ▼ 33.3% |
| June | 4 | 0 | ▼ 100.0% |
| July | 5 | 0 | ▼ 100.0% |
| August | 1 | – | – |
| September | 2 | – | – |
| October | 2 | – | in progress |
| November | 1 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Jul) | 12 | 16 | ▲ 33.3% |
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 95.0% 667
- Cancelled 5.0% 35
Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Jul 25, 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 |
|---|---|---|---|---|
| SDF LGA Louisville Muhammad Ali International Airport – LaGuardia Airport | 1,058 | 5.6 min | 84.3% | 201 |
| JFK BOS John F. Kennedy International Airport – Boston Logan International Airport | 300 | 30.9 min | 58.7% | 194 |
| LGA SDF LaGuardia Airport – Louisville Muhammad Ali International Airport | 1,058 | 4.9 min | 83.5% | 122 |
| ORD BOS Chicago O'Hare International Airport – Boston Logan International Airport | 1,391 | 4.7 min | 87.1% | 62 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 17 | 17 | 94.1% | 0 |
| November 2024 | 28 | 28 | 96.4% | 0 |
| December 2024 | 3 | 3 | 66.7% | 0 |
| January 2025 | 27 | 27 | 88.9% | 0 |
| February 2025 | 28 | 28 | 82.1% | 0 |
| March 2025 | 28 | 28 | 89.3% | 0 |
| April 2025 | 28 | 28 | 92.9% | 0 |
| May 2025 | 48 | 45 | 75.6% | 3 |
| June 2025 | 35 | 31 | 64.5% | 4 |
| July 2025 | 31 | 26 | 46.2% | 5 |
| August 2025 | 31 | 30 | 70.0% | 1 |
| September 2025 | 30 | 28 | 17.9% | 2 |
| October 2025 | 31 | 29 | 62.1% | 2 |
| November 2025 | 29 | 28 | 75.0% | 1 |
| December 2025 | 28 | 27 | 85.2% | 1 |
| January 2026 | 48 | 44 | 88.6% | 4 |
| February 2026 | 48 | 44 | 77.3% | 4 |
| March 2026 | 54 | 49 | 77.6% | 5 |
| April 2026 | 56 | 55 | 87.3% | 1 |
| May 2026 | 52 | 50 | 82.0% | 2 |
| June 2026 | 15 | 15 | 80.0% | 0 |
| July 2026 | 7 | 7 | 71.4% | 0 |