YX3643
YX3643 (Republic Airways) is a multi-stop service on 16 routes, busiest Chicago to Richmond. Of 642 departures recorded from October 2024 to July 2026, 85.9% left on time, according to the US BTS.
- On-time departures85.9%of 642 flights
- Average delay4.6 min
- July 202630▲ 7.1%vs July 2025
- Cancelled3.9%
- Legs flown under this number16
according to the US BTS · Oct 12, 2024 → Jul 31, 2026 domestic flights only
Recorded departures by month
Partial coverage: domestic flights only · 22 of 22 periods have data
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 | 28 | 28 | 0.0% |
| March | 27 | 28 | ▲ 3.7% |
| April | 30 | 30 | 0.0% |
| May | 31 | 31 | 0.0% |
| June | 29 | 30 | ▲ 3.4% |
| July | 28 | 30 | ▲ 7.1% |
| August | 28 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 30 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 204 | 208 | ▲ 2.0% |
according to the US BTS · October 2024 → July 2026
On-time departures by month
Partial coverage: domestic flights only · 22 of 22 periods have data
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 | 82.8% | 93.1% | ▲ 12.5% |
| February | 81.5% | 92.3% | ▲ 13.3% |
| March | 100.0% | 67.9% | ▼ 32.1% |
| April | 83.3% | 83.3% | 0.0% |
| May | 77.4% | 80.0% | ▲ 3.3% |
| June | 86.2% | 81.5% | ▼ 5.5% |
| July | 88.9% | 75.0% | ▼ 15.6% |
| August | 92.9% | – | – |
| September | 96.7% | – | – |
| October | 90.3% | – | in progress |
| November | 89.3% | – | – |
| December | 73.3% | – | – |
| Year-to-date average (Jan–Jul) | 85.7% | 81.9% | ▼ 4.5% |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
Partial coverage: domestic flights only · 22 of 22 periods have data
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
Partial coverage: domestic flights only · 22 of 22 periods have data
The most recent periods19 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 2 | 2 | 0.0% |
| February | 1 | 2 | ▲ 100.0% |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 1 | – |
| June | 0 | 3 | – |
| July | 1 | 10 | ▲ 900.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 2 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Jul) | 4 | 18 | ▲ 350.0% |
according to the US BTS · October 2024 → July 2026
This is not a forecast
This is a historical record of departures already flown, not a forecast for your flight.
This number flies several legs
Several legs: the headline figure averages all of them. See the leg table.
Cancellation share
- Not cancelled 96.1% 617
- Cancelled 3.9% 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
88 of 8
| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| ORD RIC Chicago O'Hare International Airport – Richmond International Airport | 1,032 | 6.6 min | 86.3% | 96 |
| IAD RDU Washington Dulles International Airport – Raleigh-Durham International Airport | 361 | 8.5 min | 83.0% | 88 |
| IAD BTV Washington Dulles International Airport – Patrick Leahy Burlington International Airport | 711 | -2.1 min | 89.5% | 78 |
| EWR ROC Newark Liberty International Airport – Frederick Douglass Greater Rochester International Airport | 396 | 7.8 min | 80.4% | 69 |
| PWM EWR Portland International Jetport – Newark Liberty International Airport | 458 | -1.9 min | 94.0% | 52 |
| EWR CLE Newark Liberty International Airport – Cleveland Hopkins International Airport | 649 | 3.3 min | 89.1% | 47 |
| IAD DTW Washington Dulles International Airport – Detroit Metropolitan Wayne County Airport | 616 | 16.3 min | 70.5% | 45 |
| EWR MSY Newark Liberty International Airport – Louis Armstrong New Orleans International Airport | 1,878 | 2.6 min | 86.7% | 45 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 95.0% | 0 |
| November 2024 | 29 | 29 | 79.3% | 0 |
| December 2024 | 31 | 31 | 100.0% | 0 |
| January 2025 | 31 | 29 | 82.8% | 2 |
| February 2025 | 28 | 27 | 81.5% | 1 |
| March 2025 | 27 | 27 | 100.0% | 0 |
| April 2025 | 30 | 30 | 83.3% | 0 |
| May 2025 | 31 | 31 | 77.4% | 0 |
| June 2025 | 29 | 29 | 86.2% | 0 |
| July 2025 | 28 | 27 | 88.9% | 1 |
| August 2025 | 28 | 28 | 92.9% | 0 |
| September 2025 | 30 | 30 | 96.7% | 0 |
| October 2025 | 31 | 31 | 90.3% | 0 |
| November 2025 | 30 | 28 | 89.3% | 2 |
| December 2025 | 31 | 30 | 73.3% | 1 |
| January 2026 | 31 | 29 | 93.1% | 2 |
| February 2026 | 28 | 26 | 92.3% | 2 |
| March 2026 | 28 | 28 | 67.9% | 0 |
| April 2026 | 30 | 30 | 83.3% | 0 |
| May 2026 | 31 | 30 | 80.0% | 1 |
| June 2026 | 30 | 27 | 81.5% | 3 |
| July 2026 | 30 | 20 | 75.0% | 10 |