YX3543
YX3543 (Republic Airways) is a multi-stop service on 7 routes, busiest Dulles to Indianapolis. Of 664 departures recorded from October 2024 to July 2026, 88.3% left on time, according to the US BTS.
- On-time departures88.3%of 664 flights
- Average delay4.2 min
- July 202627▼ 12.9%vs July 2025
- Cancelled2.1%
- Legs flown under this number7
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 | 9 | ▼ 71.0% |
| February | 28 | 18 | ▼ 35.7% |
| March | 31 | 33 | ▲ 6.5% |
| April | 30 | 60 | ▲ 100.0% |
| May | 31 | 48 | ▲ 54.8% |
| June | 30 | 24 | ▼ 20.0% |
| July | 31 | 27 | ▼ 12.9% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 29 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 212 | 219 | ▲ 3.3% |
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% | 50.0% | ▼ 48.1% |
| February | 88.9% | 94.4% | ▲ 6.2% |
| March | 93.6% | 81.8% | ▼ 12.5% |
| April | 93.3% | 96.7% | ▲ 3.6% |
| May | 90.3% | 93.8% | ▲ 3.8% |
| June | 86.7% | 87.5% | ▲ 1.0% |
| July | 77.4% | 60.0% | ▼ 22.5% |
| August | 87.1% | – | – |
| September | 90.0% | – | – |
| October | 90.3% | – | in progress |
| November | 86.2% | – | – |
| December | 76.7% | – | – |
| Year-to-date average (Jan–Jul) | 89.5% | 80.6% | ▼ 9.9% |
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 | 1 | ▼ 75.0% |
| February | 1 | 0 | ▼ 100.0% |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 7 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Jul) | 5 | 8 | ▲ 60.0% |
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 97.9% 650
- Cancelled 2.1% 14
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
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| IAD IND Washington Dulles International Airport – Indianapolis International Airport | 765 | 6.9 min | 86.5% | 320 |
| SDF IAD Louisville Muhammad Ali International Airport – Washington Dulles International Airport | 725 | -0.9 min | 92.4% | 256 |
| CLT IAD Charlotte Douglas International Airport – Washington Dulles International Airport | 517 | -2.2 min | 94.0% | 50 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 95.0% | 0 |
| November 2024 | 30 | 30 | 96.7% | 0 |
| December 2024 | 31 | 31 | 87.1% | 0 |
| January 2025 | 31 | 27 | 96.3% | 4 |
| February 2025 | 28 | 27 | 88.9% | 1 |
| March 2025 | 31 | 31 | 93.6% | 0 |
| April 2025 | 30 | 30 | 93.3% | 0 |
| May 2025 | 31 | 31 | 90.3% | 0 |
| June 2025 | 30 | 30 | 86.7% | 0 |
| July 2025 | 31 | 31 | 77.4% | 0 |
| August 2025 | 31 | 31 | 87.1% | 0 |
| September 2025 | 30 | 30 | 90.0% | 0 |
| October 2025 | 31 | 31 | 90.3% | 0 |
| November 2025 | 29 | 29 | 86.2% | 0 |
| December 2025 | 31 | 30 | 76.7% | 1 |
| January 2026 | 9 | 8 | 50.0% | 1 |
| February 2026 | 18 | 18 | 94.4% | 0 |
| March 2026 | 33 | 33 | 81.8% | 0 |
| April 2026 | 60 | 60 | 96.7% | 0 |
| May 2026 | 48 | 48 | 93.8% | 0 |
| June 2026 | 24 | 24 | 87.5% | 0 |
| July 2026 | 27 | 20 | 60.0% | 7 |