YX4490
YX4490 (Republic Airways) is a multi-stop service on 31 routes, busiest Memphis to Philadelphia. Of 468 departures recorded from October 2024 to July 2026, 83.1% left on time, according to the US BTS.
- On-time departures83.1%of 468 flights
- Average delay7.7 min
- July 20264▼ 84.6%vs July 2025
- Cancelled2.8%
- Legs flown under this number31
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods18 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 9 | 49 | ▲ 444.4% |
| February | 30 | 37 | ▲ 23.3% |
| March | 8 | 13 | ▲ 62.5% |
| April | – | 47 | – |
| May | 24 | 42 | ▲ 75.0% |
| June | 7 | 2 | ▼ 71.4% |
| July | 26 | 4 | ▼ 84.6% |
| August | 7 | – | – |
| September | 28 | – | – |
| October | 27 | – | in progress |
| November | 22 | – | – |
| December | 26 | – | – |
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 periods18 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 77.8% | 79.6% | ▲ 2.3% |
| February | 82.1% | 100.0% | ▲ 21.7% |
| March | 100.0% | 76.9% | ▼ 23.1% |
| April | – | 91.5% | – |
| May | 91.3% | 70.7% | ▼ 22.5% |
| June | 85.7% | 0.0% | ▼ 100.0% |
| July | 88.5% | 100.0% | ▲ 13.0% |
| August | 71.4% | – | – |
| September | 96.3% | – | – |
| October | 85.2% | – | in progress |
| November | 63.6% | – | – |
| 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 periods18 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 5 | – |
| February | 2 | 1 | ▼ 50.0% |
| March | 1 | 0 | ▼ 100.0% |
| April | – | 0 | – |
| May | 1 | 1 | 0.0% |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 1 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 1 | – | – |
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 97.2% 455
- Cancelled 2.8% 13
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 25, 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 |
|---|---|---|---|---|
| MEM PHL Frederick W. Smith International Airport – Philadelphia International Airport | 1,405 | 14.3 min | 77.1% | 110 |
| LGA RDU LaGuardia Airport – Raleigh-Durham International Airport | 693 | 1.1 min | 86.4% | 44 |
| RDU LGA Raleigh-Durham International Airport – LaGuardia Airport | 693 | 13.3 min | 78.4% | 38 |
| MSN LGA Dane County Regional Truax Field – LaGuardia Airport | 1,304 | -5.9 min | 96.9% | 33 |
| LGA ATL LaGuardia Airport – Hartsfield Jackson Atlanta International Airport | 1,225 | 7.8 min | 83.3% | 32 |
| ATL LGA Hartsfield Jackson Atlanta International Airport – LaGuardia Airport | 1,225 | 1.4 min | 89.7% | 32 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 19 | 19 | 84.2% | 0 |
| November 2024 | 24 | 24 | 91.7% | 0 |
| December 2024 | 17 | 17 | 82.4% | 0 |
| January 2025 | 9 | 9 | 77.8% | 0 |
| February 2025 | 30 | 28 | 82.1% | 2 |
| March 2025 | 8 | 7 | 100.0% | 1 |
| May 2025 | 24 | 23 | 91.3% | 1 |
| June 2025 | 7 | 7 | 85.7% | 0 |
| July 2025 | 26 | 26 | 88.5% | 0 |
| August 2025 | 7 | 7 | 71.4% | 0 |
| September 2025 | 28 | 27 | 96.3% | 1 |
| October 2025 | 27 | 27 | 85.2% | 0 |
| November 2025 | 22 | 22 | 63.6% | 0 |
| December 2025 | 26 | 25 | 56.0% | 1 |
| January 2026 | 49 | 44 | 79.6% | 5 |
| February 2026 | 37 | 36 | 100.0% | 1 |
| March 2026 | 13 | 13 | 76.9% | 0 |
| April 2026 | 47 | 47 | 91.5% | 0 |
| May 2026 | 42 | 41 | 70.7% | 1 |
| June 2026 | 2 | 2 | 0.0% | 0 |
| July 2026 | 4 | 4 | 100.0% | 0 |