YX4488
YX4488 (Republic Airways) is a multi-stop service on 30 routes, busiest Bangor to New York. Of 774 departures recorded from October 2024 to July 2026, 82.5% left on time, according to the US BTS.
- On-time departures82.5%of 774 flights
- Average delay11.0 min
- July 202660▼ 3.2%vs July 2025
- Cancelled4.8%
- Legs flown under this number30
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 | 32 | 52 | ▲ 62.5% |
| February | 26 | 53 | ▲ 103.8% |
| March | 4 | 33 | ▲ 725.0% |
| April | 1 | 29 | ▲ 2,800.0% |
| May | 28 | 42 | ▲ 50.0% |
| June | 55 | 14 | ▼ 74.5% |
| July | 62 | 60 | ▼ 3.2% |
| August | 62 | – | – |
| September | 60 | – | – |
| October | 62 | – | in progress |
| November | 6 | – | – |
| December | 17 | – | – |
| Year to date (Jan–Jul) | 208 | 283 | ▲ 36.1% |
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 | 82.1% | 82.2% | ▲ 0.1% |
| February | 56.5% | 83.7% | ▲ 48.0% |
| March | 100.0% | 78.8% | ▼ 21.2% |
| April | 100.0% | 89.7% | ▼ 10.3% |
| May | 89.3% | 85.7% | ▼ 4.0% |
| June | 68.8% | 78.6% | ▲ 14.3% |
| July | 70.9% | 84.8% | ▲ 19.5% |
| August | 80.3% | – | – |
| September | 90.0% | – | – |
| October | 93.4% | – | in progress |
| November | 83.3% | – | – |
| December | 75.0% | – | – |
| Year-to-date average (Jan–Jul) | 81.1% | 83.3% | ▲ 2.8% |
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 | 4 | 7 | ▲ 75.0% |
| February | 3 | 4 | ▲ 33.3% |
| March | 1 | 0 | ▼ 100.0% |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 7 | 0 | ▼ 100.0% |
| July | 7 | 1 | ▼ 85.7% |
| August | 1 | – | – |
| September | 0 | – | – |
| October | 1 | – | in progress |
| November | 0 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Jul) | 22 | 12 | ▼ 45.5% |
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 95.2% 737
- Cancelled 4.8% 37
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
8| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| BGR LGA Bangor International Airport – LaGuardia Airport | 608 | 12.1 min | 82.9% | 161 |
| LGA BGR LaGuardia Airport – Bangor International Airport | 608 | 12.0 min | 83.8% | 137 |
| DCA BOS Ronald Reagan Washington National Airport – Boston Logan International Airport | 641 | 12.2 min | 71.4% | 55 |
| PWM ORD Portland International Jetport – Chicago O'Hare International Airport | 1,444 | 15.3 min | 78.7% | 48 |
| ORD PWM Chicago O'Hare International Airport – Portland International Jetport | 1,444 | 12.7 min | 85.4% | 48 |
| PWM LGA Portland International Jetport – LaGuardia Airport | 433 | -0.6 min | 90.9% | 44 |
| XNA LGA Northwest Arkansas National Airport – LaGuardia Airport | 1,842 | 12.1 min | 82.4% | 37 |
| LGA XNA LaGuardia Airport – Northwest Arkansas National Airport | 1,842 | 1.4 min | 90.9% | 37 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 90.0% | 0 |
| November 2024 | 26 | 26 | 92.3% | 0 |
| December 2024 | 30 | 30 | 83.3% | 0 |
| January 2025 | 32 | 28 | 82.1% | 4 |
| February 2025 | 26 | 23 | 56.5% | 3 |
| March 2025 | 4 | 3 | 100.0% | 1 |
| April 2025 | 1 | 1 | 100.0% | 0 |
| May 2025 | 28 | 28 | 89.3% | 0 |
| June 2025 | 55 | 48 | 68.8% | 7 |
| July 2025 | 62 | 55 | 70.9% | 7 |
| August 2025 | 62 | 61 | 80.3% | 1 |
| September 2025 | 60 | 60 | 90.0% | 0 |
| October 2025 | 62 | 61 | 93.4% | 1 |
| November 2025 | 6 | 6 | 83.3% | 0 |
| December 2025 | 17 | 16 | 75.0% | 1 |
| January 2026 | 52 | 45 | 82.2% | 7 |
| February 2026 | 53 | 49 | 83.7% | 4 |
| March 2026 | 33 | 33 | 78.8% | 0 |
| April 2026 | 29 | 29 | 89.7% | 0 |
| May 2026 | 42 | 42 | 85.7% | 0 |
| June 2026 | 14 | 14 | 78.6% | 0 |
| July 2026 | 60 | 59 | 84.8% | 1 |