YX5596
YX5596 (Republic Airways) is a multi-stop service on 18 routes, busiest Boston to Louisville. Of 855 departures recorded from October 2024 to July 2026, 79.6% left on time, according to the US BTS.
- On-time departures79.6%of 855 flights
- Average delay16.0 min
- July 202620▼ 66.7%vs July 2025
- Cancelled2.3%
- Legs flown under this number18
according to the US BTS · Oct 12, 2024 → Jul 26, 2026 domestic flights only
Recorded departures by month
Partial coverage: domestic flights only · 22 of 22 periods have data
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 | 7 | 41 | ▲ 485.7% |
| February | 4 | 49 | ▲ 1,125.0% |
| March | 48 | 55 | ▲ 14.6% |
| April | 56 | 34 | ▼ 39.3% |
| May | 36 | 24 | ▼ 33.3% |
| June | 52 | 20 | ▼ 61.5% |
| July | 60 | 20 | ▼ 66.7% |
| August | 60 | – | – |
| September | 57 | – | – |
| October | 56 | – | in progress |
| November | 55 | – | – |
| December | 43 | – | – |
| Year to date (Jan–Jul) | 263 | 243 | ▼ 7.6% |
according to the US BTS · October 2024 → July 2026
On-time departures by month
Partial coverage: domestic flights only · 22 of 22 periods have data
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 | 71.4% | 71.8% | ▲ 0.5% |
| February | 100.0% | 95.5% | ▼ 4.5% |
| March | 87.5% | 61.2% | ▼ 30.0% |
| April | 76.8% | 82.4% | ▲ 7.2% |
| May | 63.9% | 91.7% | ▲ 43.5% |
| June | 75.0% | 90.0% | ▲ 20.0% |
| July | 81.0% | 84.2% | ▲ 3.9% |
| August | 86.7% | – | – |
| September | 65.5% | – | – |
| October | 67.3% | – | in progress |
| November | 83.6% | – | – |
| December | 79.1% | – | – |
| Year-to-date average (Jan–Jul) | 79.4% | 82.4% | ▲ 3.8% |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
Partial coverage: domestic flights only · 22 of 22 periods have data
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
Partial coverage: domestic flights only · 22 of 22 periods have data
The most recent periods19 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 2 | – |
| February | 0 | 5 | – |
| March | 0 | 6 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 2 | 1 | ▼ 50.0% |
| August | 0 | – | – |
| September | 2 | – | – |
| October | 1 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 2 | 14 | ▲ 600.0% |
according to the US BTS · October 2024 → July 2026
This is not a forecast
This is a historical record of departures already flown, not a forecast for your flight.
This number flies several legs
Several legs: the headline figure averages all of them. See the leg table.
Cancellation share
- Not cancelled 97.7% 835
- Cancelled 2.3% 20
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 26, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
88 of 8
| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| BOS SDF Boston Logan International Airport – Louisville Muhammad Ali International Airport | 1,332 | 2.3 min | 88.2% | 187 |
| SDF BOS Louisville Muhammad Ali International Airport – Boston Logan International Airport | 1,332 | 27.8 min | 66.7% | 184 |
| BOS ORD Boston Logan International Airport – Chicago O'Hare International Airport | 1,391 | 18.7 min | 85.2% | 88 |
| DTW CMH Detroit Metropolitan Wayne County Airport – John Glenn Columbus International Airport | 249 | 10.4 min | 97.6% | 41 |
| ORD BOS Chicago O'Hare International Airport – Boston Logan International Airport | 1,391 | 41.6 min | 80.6% | 38 |
| LGA MEM LaGuardia Airport – Frederick W. Smith International Airport | 1,547 | 15.9 min | 66.7% | 38 |
| LGA ORD LaGuardia Airport – Chicago O'Hare International Airport | 1,177 | 12.1 min | 77.8% | 36 |
| ORD LGA Chicago O'Hare International Airport – LaGuardia Airport | 1,177 | 16.7 min | 79.4% | 34 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 100.0% | 0 |
| November 2024 | 30 | 30 | 93.3% | 0 |
| December 2024 | 28 | 27 | 92.6% | 1 |
| January 2025 | 7 | 7 | 71.4% | 0 |
| February 2025 | 4 | 4 | 100.0% | 0 |
| March 2025 | 48 | 48 | 87.5% | 0 |
| April 2025 | 56 | 56 | 76.8% | 0 |
| May 2025 | 36 | 36 | 63.9% | 0 |
| June 2025 | 52 | 52 | 75.0% | 0 |
| July 2025 | 60 | 58 | 81.0% | 2 |
| August 2025 | 60 | 60 | 86.7% | 0 |
| September 2025 | 57 | 55 | 65.5% | 2 |
| October 2025 | 56 | 55 | 67.3% | 1 |
| November 2025 | 55 | 55 | 83.6% | 0 |
| December 2025 | 43 | 43 | 79.1% | 0 |
| January 2026 | 41 | 39 | 71.8% | 2 |
| February 2026 | 49 | 44 | 95.5% | 5 |
| March 2026 | 55 | 49 | 61.2% | 6 |
| April 2026 | 34 | 34 | 82.4% | 0 |
| May 2026 | 24 | 24 | 91.7% | 0 |
| June 2026 | 20 | 20 | 90.0% | 0 |
| July 2026 | 20 | 19 | 84.2% | 1 |