YX3517
YX3517 (Republic Airways) is a multi-stop service on 24 routes, busiest Dulles to Portland. Of 601 departures recorded from October 2024 to July 2026, 88.4% left on time, according to the US BTS.
- On-time departures88.4%of 601 flights
- Average delay6.9 min
- July 202631▲ 0.0%vs July 2025
- Cancelled5.2%
- 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 | 31 | 31 | 0.0% |
| February | 18 | 26 | ▲ 44.4% |
| March | 7 | 31 | ▲ 342.9% |
| April | 30 | 30 | 0.0% |
| May | 22 | 31 | ▲ 40.9% |
| June | 17 | 27 | ▲ 58.8% |
| July | 31 | 31 | 0.0% |
| August | 37 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 29 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 156 | 207 | ▲ 32.7% |
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 | 96.3% | 86.2% | ▼ 10.5% |
| February | 88.9% | 92.0% | ▲ 3.5% |
| March | 83.3% | 89.7% | ▲ 7.6% |
| April | 87.5% | 83.3% | ▼ 4.8% |
| May | 76.5% | 100.0% | ▲ 30.8% |
| June | 100.0% | 96.2% | ▼ 3.8% |
| July | 72.4% | 85.7% | ▲ 18.4% |
| August | 91.7% | – | – |
| September | 89.7% | – | – |
| October | 90.3% | – | in progress |
| November | 78.6% | – | – |
| December | 73.3% | – | – |
| Year-to-date average (Jan–Jul) | 86.4% | 90.4% | ▲ 4.7% |
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 | 4 | 2 | ▼ 50.0% |
| February | 0 | 1 | – |
| March | 1 | 2 | ▲ 100.0% |
| April | 6 | 0 | ▼ 100.0% |
| May | 5 | 0 | ▼ 100.0% |
| June | 0 | 1 | – |
| July | 2 | 3 | ▲ 50.0% |
| August | 1 | – | – |
| September | 1 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Jul) | 18 | 9 | ▼ 50.0% |
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 94.8% 570
- Cancelled 5.2% 31
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
7| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| IAD PWM Washington Dulles International Airport – Portland International Jetport | 793 | 9.4 min | 86.5% | 137 |
| EWR CLT Newark Liberty International Airport – Charlotte Douglas International Airport | 850 | -0.9 min | 93.1% | 62 |
| ORD SYR Chicago O'Hare International Airport – Syracuse Hancock International Airport | 974 | 3.5 min | 90.6% | 56 |
| CHS IAD Charleston International Airport – Washington Dulles International Airport | 712 | -1.7 min | 96.2% | 56 |
| ORD CHS Chicago O'Hare International Airport – Charleston International Airport | 1,224 | -3.1 min | 94.1% | 51 |
| EWR PIT Newark Liberty International Airport – Pittsburgh International Airport | 512 | 22.6 min | 80.6% | 48 |
| ORD GSP Chicago O'Hare International Airport – Greenville-Spartanburg International Airport | 930 | 11.4 min | 83.9% | 32 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 90.0% | 0 |
| November 2024 | 29 | 29 | 96.6% | 0 |
| December 2024 | 31 | 31 | 93.6% | 0 |
| January 2025 | 31 | 27 | 96.3% | 4 |
| February 2025 | 18 | 18 | 88.9% | 0 |
| March 2025 | 7 | 6 | 83.3% | 1 |
| April 2025 | 30 | 24 | 87.5% | 6 |
| May 2025 | 22 | 17 | 76.5% | 5 |
| June 2025 | 17 | 17 | 100.0% | 0 |
| July 2025 | 31 | 29 | 72.4% | 2 |
| August 2025 | 37 | 36 | 91.7% | 1 |
| September 2025 | 30 | 29 | 89.7% | 1 |
| October 2025 | 31 | 31 | 90.3% | 0 |
| November 2025 | 29 | 28 | 78.6% | 1 |
| December 2025 | 31 | 30 | 73.3% | 1 |
| January 2026 | 31 | 29 | 86.2% | 2 |
| February 2026 | 26 | 25 | 92.0% | 1 |
| March 2026 | 31 | 29 | 89.7% | 2 |
| April 2026 | 30 | 30 | 83.3% | 0 |
| May 2026 | 31 | 31 | 100.0% | 0 |
| June 2026 | 27 | 26 | 96.2% | 1 |
| July 2026 | 31 | 28 | 85.7% | 3 |