YX4727
YX4727 (Republic Airways) is a multi-stop service on 25 routes, busiest Indianapolis to Boston. Of 620 departures recorded from October 2024 to July 2026, 77.6% left on time, according to the US BTS.
- On-time departures77.6%of 620 flights
- Average delay12.4 min
- July 202638▲ 850.0%vs July 2025
- Cancelled3.4%
- Legs flown under this number25
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods17 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 2 | 36 | ▲ 1,700.0% |
| February | – | 29 | – |
| March | 44 | 31 | ▼ 29.5% |
| April | 60 | 30 | ▼ 50.0% |
| May | 10 | 42 | ▲ 320.0% |
| June | 26 | 56 | ▲ 115.4% |
| July | 4 | 38 | ▲ 850.0% |
| August | – | – | – |
| September | 48 | – | – |
| October | 30 | – | in progress |
| November | 57 | – | – |
| December | 50 | – | – |
according to the US BTS · October 2024 → July 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 periods17 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 100.0% | 75.0% | ▼ 25.0% |
| February | – | 81.5% | – |
| March | 95.5% | 96.7% | ▲ 1.3% |
| April | 84.8% | 90.0% | ▲ 6.2% |
| May | 80.0% | 73.8% | ▼ 7.7% |
| June | 41.7% | 70.4% | ▲ 68.9% |
| July | 66.7% | 80.0% | ▲ 20.0% |
| August | – | – | – |
| September | 78.3% | – | – |
| October | 76.7% | – | in progress |
| November | 72.2% | – | – |
| December | 56.0% | – | – |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods17 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 4 | – |
| February | – | 2 | – |
| March | 0 | 1 | – |
| April | 1 | 0 | ▼ 100.0% |
| May | 0 | 0 | – |
| June | 2 | 2 | 0.0% |
| July | 1 | 3 | ▲ 200.0% |
| August | – | – | – |
| September | 2 | – | – |
| October | 0 | – | in progress |
| November | 3 | – | – |
| December | 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 96.6% 599
- Cancelled 3.4% 21
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
10Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 17 | 17 | 100.0% | 0 |
| November 2024 | 6 | 6 | 100.0% | 0 |
| December 2024 | 4 | 4 | 75.0% | 0 |
| January 2025 | 2 | 2 | 100.0% | 0 |
| March 2025 | 44 | 44 | 95.5% | 0 |
| April 2025 | 60 | 59 | 84.8% | 1 |
| May 2025 | 10 | 10 | 80.0% | 0 |
| June 2025 | 26 | 24 | 41.7% | 2 |
| July 2025 | 4 | 3 | 66.7% | 1 |
| September 2025 | 48 | 46 | 78.3% | 2 |
| October 2025 | 30 | 30 | 76.7% | 0 |
| November 2025 | 57 | 54 | 72.2% | 3 |
| December 2025 | 50 | 50 | 56.0% | 0 |
| January 2026 | 36 | 32 | 75.0% | 4 |
| February 2026 | 29 | 27 | 81.5% | 2 |
| March 2026 | 31 | 30 | 96.7% | 1 |
| April 2026 | 30 | 30 | 90.0% | 0 |
| May 2026 | 42 | 42 | 73.8% | 0 |
| June 2026 | 56 | 54 | 70.4% | 2 |
| July 2026 | 38 | 35 | 80.0% | 3 |