YX3621
YX3621 (Republic Airways) is a multi-stop service on 14 routes, busiest St Louis to Newark. Of 323 departures recorded from October 2024 to May 2026, 88.3% left on time, according to the US BTS.
- On-time departures88.3%of 323 flights
- Average delay2.9 min
- May 202620▲ 100.0%vs May 2025
- Cancelled2.5%
- Legs flown under this number14
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods12 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 31 | 14 | ▼ 54.8% |
| February | 28 | 6 | ▼ 78.6% |
| March | 29 | 3 | ▼ 89.7% |
| April | – | 30 | – |
| May | 10 | 20 | ▲ 100.0% |
| June | 30 | – | – |
| July | 30 | – | – |
| August | 14 | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · October 2024 → May 2026
On-time departures by month
Months without data are left blank.
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods12 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 96.7% | 91.7% | ▼ 5.2% |
| February | 81.5% | 100.0% | ▲ 22.7% |
| March | 82.8% | 100.0% | ▲ 20.8% |
| April | – | 89.7% | – |
| May | 100.0% | 95.0% | ▼ 5.0% |
| June | 96.7% | – | – |
| July | 92.6% | – | – |
| August | 85.7% | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · October 2024 → May 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · October 2024 → May 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods12 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 1 | 2 | ▲ 100.0% |
| February | 1 | 0 | ▼ 100.0% |
| March | 0 | 0 | – |
| April | – | 1 | – |
| May | 0 | 0 | – |
| June | 0 | – | – |
| July | 3 | – | – |
| August | 0 | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · October 2024 → May 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 97.5% 315
- Cancelled 2.5% 8
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → May 20, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
5| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| STL EWR St. Louis Lambert International Airport – Newark Liberty International Airport | 1,400 | -1.2 min | 92.3% | 53 |
| EWR SAV Newark Liberty International Airport – Savannah Hilton Head International Airport | 1,140 | 3.6 min | 84.6% | 52 |
| EWR MSN Newark Liberty International Airport – Dane County Regional Truax Field | 1,282 | 1.6 min | 87.8% | 51 |
| GSP EWR Greenville-Spartanburg International Airport – Newark Liberty International Airport | 956 | 8.4 min | 89.1% | 49 |
| ORD BNA Chicago O'Hare International Airport – Nashville International Airport | 660 | 6.9 min | 80.0% | 35 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 19 | 19 | 79.0% | 0 |
| November 2024 | 29 | 29 | 86.2% | 0 |
| December 2024 | 30 | 30 | 73.3% | 0 |
| January 2025 | 31 | 30 | 96.7% | 1 |
| February 2025 | 28 | 27 | 81.5% | 1 |
| March 2025 | 29 | 29 | 82.8% | 0 |
| May 2025 | 10 | 10 | 100.0% | 0 |
| June 2025 | 30 | 30 | 96.7% | 0 |
| July 2025 | 30 | 27 | 92.6% | 3 |
| August 2025 | 14 | 14 | 85.7% | 0 |
| January 2026 | 14 | 12 | 91.7% | 2 |
| February 2026 | 6 | 6 | 100.0% | 0 |
| March 2026 | 3 | 3 | 100.0% | 0 |
| April 2026 | 30 | 29 | 89.7% | 1 |
| May 2026 | 20 | 20 | 95.0% | 0 |