YX4368
YX4368 (Republic Airways) is a multi-stop service on 24 routes, busiest Indianapolis to Boston. Of 631 departures recorded from October 2024 to July 2026, 79.5% left on time, according to the US BTS.
- On-time departures79.5%of 631 flights
- Average delay10.7 min
- July 202631▲ 14.8%vs July 2025
- Cancelled2.1%
- Legs flown under this number24
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 | 31 | ▲ 24.0% |
| February | 26 | 28 | ▲ 7.7% |
| March | 30 | 31 | ▲ 3.3% |
| April | 30 | 28 | ▼ 6.7% |
| May | 56 | 29 | ▼ 48.2% |
| June | 30 | 30 | 0.0% |
| July | 27 | 31 | ▲ 14.8% |
| August | 30 | – | – |
| September | 30 | – | – |
| October | 8 | – | in progress |
| November | 54 | – | – |
| December | 38 | – | – |
| Year to date (Jan–Jul) | 224 | 208 | ▼ 7.1% |
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 | 84.0% | 72.4% | ▼ 13.8% |
| February | 84.0% | 92.0% | ▲ 9.5% |
| March | 83.3% | 87.1% | ▲ 4.5% |
| April | 90.0% | 89.3% | ▼ 0.8% |
| May | 83.9% | 96.6% | ▲ 15.0% |
| June | 63.3% | 79.3% | ▲ 25.2% |
| July | 50.0% | 69.0% | ▲ 37.9% |
| August | 75.9% | – | – |
| September | 55.2% | – | – |
| October | 87.5% | – | in progress |
| November | 73.6% | – | – |
| December | 81.6% | – | – |
| Year-to-date average (Jan–Jul) | 76.9% | 83.7% | ▲ 8.7% |
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 | 2 | – |
| February | 1 | 3 | ▲ 200.0% |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 1 | – |
| July | 1 | 2 | ▲ 100.0% |
| August | 1 | – | – |
| September | 1 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 2 | 8 | ▲ 300.0% |
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 97.9% 618
- Cancelled 2.1% 13
Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
6| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| IND BOS Indianapolis International Airport – Boston Logan International Airport | 1,313 | 12.7 min | 75.2% | 351 |
| STL LGA St. Louis Lambert International Airport – LaGuardia Airport | 1,426 | -0.2 min | 93.2% | 74 |
| CHS LGA Charleston International Airport – LaGuardia Airport | 1,033 | 23.1 min | 72.1% | 43 |
| ORD LIT Chicago O'Hare International Airport – Bill & Hillary Clinton National Airport/Adams Field | 889 | 4.2 min | 90.0% | 30 |
| LIT ORD Bill & Hillary Clinton National Airport/Adams Field – Chicago O'Hare International Airport | 889 | 10.4 min | 76.7% | 30 |
| LGA CHS LaGuardia Airport – Charleston International Airport | 1,033 | 6.0 min | 79.3% | 30 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 16 | 16 | 87.5% | 0 |
| November 2024 | 8 | 8 | 100.0% | 0 |
| December 2024 | 15 | 15 | 93.3% | 0 |
| January 2025 | 25 | 25 | 84.0% | 0 |
| February 2025 | 26 | 25 | 84.0% | 1 |
| March 2025 | 30 | 30 | 83.3% | 0 |
| April 2025 | 30 | 30 | 90.0% | 0 |
| May 2025 | 56 | 56 | 83.9% | 0 |
| June 2025 | 30 | 30 | 63.3% | 0 |
| July 2025 | 27 | 26 | 50.0% | 1 |
| August 2025 | 30 | 29 | 75.9% | 1 |
| September 2025 | 30 | 29 | 55.2% | 1 |
| October 2025 | 8 | 8 | 87.5% | 0 |
| November 2025 | 54 | 53 | 73.6% | 1 |
| December 2025 | 38 | 38 | 81.6% | 0 |
| January 2026 | 31 | 29 | 72.4% | 2 |
| February 2026 | 28 | 25 | 92.0% | 3 |
| March 2026 | 31 | 31 | 87.1% | 0 |
| April 2026 | 28 | 28 | 89.3% | 0 |
| May 2026 | 29 | 29 | 96.6% | 0 |
| June 2026 | 30 | 29 | 79.3% | 1 |
| July 2026 | 31 | 29 | 69.0% | 2 |