YX5818
YX5818 (Republic Airways) is a multi-stop service on 14 routes, busiest Washington to Boston. Of 616 departures recorded from October 2024 to July 2026, 78.7% left on time, according to the US BTS.
- On-time departures78.7%of 616 flights
- Average delay11.9 min
- July 202631▲ 14.8%vs July 2025
- Cancelled4.1%
- Legs flown under this number14
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 | 29 | 50 | ▲ 72.4% |
| February | 16 | 48 | ▲ 200.0% |
| March | 40 | 15 | ▼ 62.5% |
| April | 37 | 16 | ▼ 56.8% |
| May | 26 | 24 | ▼ 7.7% |
| June | 26 | 29 | ▲ 11.5% |
| July | 27 | 31 | ▲ 14.8% |
| August | 26 | – | – |
| September | 26 | – | – |
| October | 28 | – | in progress |
| November | 26 | – | – |
| December | 29 | – | – |
| Year to date (Jan–Jul) | 201 | 213 | ▲ 6.0% |
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 | 85.7% | 82.2% | ▼ 4.1% |
| February | 78.6% | 79.6% | ▲ 1.2% |
| March | 97.5% | 93.3% | ▼ 4.3% |
| April | 94.6% | 93.8% | ▼ 0.9% |
| May | 50.0% | 79.2% | ▲ 58.3% |
| June | 76.9% | 61.5% | ▼ 20.0% |
| July | 64.0% | 64.3% | ▲ 0.5% |
| August | 80.8% | – | – |
| September | 62.5% | – | – |
| October | 73.1% | – | in progress |
| November | 80.8% | – | – |
| December | 64.3% | – | – |
| Year-to-date average (Jan–Jul) | 78.2% | 79.1% | ▲ 1.2% |
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 | 1 | 5 | ▲ 400.0% |
| February | 2 | 4 | ▲ 100.0% |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 3 | – |
| July | 2 | 3 | ▲ 50.0% |
| August | 0 | – | – |
| September | 2 | – | – |
| October | 2 | – | in progress |
| November | 0 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Jul) | 5 | 15 | ▲ 200.0% |
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 95.9% 591
- Cancelled 4.1% 25
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 |
|---|---|---|---|---|
| DCA BOS Ronald Reagan Washington National Airport – Boston Logan International Airport | 641 | 16.0 min | 71.4% | 219 |
| LGA CLT LaGuardia Airport – Charlotte Douglas International Airport | 875 | 34.0 min | 59.2% | 55 |
| RDU LGA Raleigh-Durham International Airport – LaGuardia Airport | 693 | 13.9 min | 81.6% | 53 |
| LGA RDU LaGuardia Airport – Raleigh-Durham International Airport | 693 | 6.4 min | 85.4% | 53 |
| LGA PWM LaGuardia Airport – Portland International Jetport | 433 | 10.5 min | 80.6% | 39 |
| LGA BUF LaGuardia Airport – Buffalo Niagara International Airport | 469 | -5.8 min | 100.0% | 31 |
| BUF LGA Buffalo Niagara International Airport – LaGuardia Airport | 469 | 2.0 min | 93.6% | 31 |
| DCA LGA Ronald Reagan Washington National Airport – LaGuardia Airport | 345 | -4.0 min | 100.0% | 30 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 100.0% | 0 |
| November 2024 | 22 | 22 | 90.9% | 0 |
| December 2024 | 25 | 25 | 76.0% | 0 |
| January 2025 | 29 | 28 | 85.7% | 1 |
| February 2025 | 16 | 14 | 78.6% | 2 |
| March 2025 | 40 | 40 | 97.5% | 0 |
| April 2025 | 37 | 37 | 94.6% | 0 |
| May 2025 | 26 | 26 | 50.0% | 0 |
| June 2025 | 26 | 26 | 76.9% | 0 |
| July 2025 | 27 | 25 | 64.0% | 2 |
| August 2025 | 26 | 26 | 80.8% | 0 |
| September 2025 | 26 | 24 | 62.5% | 2 |
| October 2025 | 28 | 26 | 73.1% | 2 |
| November 2025 | 26 | 26 | 80.8% | 0 |
| December 2025 | 29 | 28 | 64.3% | 1 |
| January 2026 | 50 | 45 | 82.2% | 5 |
| February 2026 | 48 | 44 | 79.6% | 4 |
| March 2026 | 15 | 15 | 93.3% | 0 |
| April 2026 | 16 | 16 | 93.8% | 0 |
| May 2026 | 24 | 24 | 79.2% | 0 |
| June 2026 | 29 | 26 | 61.5% | 3 |
| July 2026 | 31 | 28 | 64.3% | 3 |