OO4778
OO4778 (SkyWest Airlines) is a multi-stop service on 3 routes, busiest Chicago to Fargo. Of 665 departures recorded from October 2024 to July 2026, 77.9% left on time, according to the US BTS.
- On-time departures77.9%of 665 flights
- Average delay16.8 min
- July 202631▲ 0.0%vs July 2025
- Cancelled1.2%
- Legs flown under this number3
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 | 30 | ▼ 3.2% |
| February | 28 | 27 | ▼ 3.6% |
| March | 31 | 31 | 0.0% |
| April | 30 | 29 | ▼ 3.3% |
| May | 31 | 41 | ▲ 32.3% |
| June | 30 | 30 | 0.0% |
| July | 31 | 31 | 0.0% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 30 | – | – |
| 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 | 77.4% | 85.7% | ▲ 10.7% |
| February | 67.9% | 74.1% | ▲ 9.2% |
| March | 74.2% | 61.3% | ▼ 17.4% |
| April | 83.3% | 63.0% | ▼ 24.4% |
| May | 93.6% | 80.5% | ▼ 14.0% |
| June | 86.7% | 70.0% | ▼ 19.2% |
| July | 87.1% | 74.2% | ▼ 14.8% |
| August | 76.7% | – | – |
| September | 83.3% | – | – |
| October | 87.1% | – | in progress |
| November | 85.7% | – | – |
| December | 58.1% | – | – |
| Year-to-date average (Jan–Jul) | 81.4% | 72.7% | ▼ 10.8% |
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 | 0 | 2 | – |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 2 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 1 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 2 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 0 | 4 |
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 98.8% 657
- Cancelled 1.2% 8
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
2| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| ORD FAR Chicago O'Hare International Airport – Hector International Airport | 895 | 14.9 min | 78.6% | 583 |
| FAR ORD Hector International Airport – Chicago O'Hare International Airport | 895 | 23.1 min | 72.2% | 72 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 90.0% | 0 |
| November 2024 | 30 | 29 | 82.8% | 1 |
| December 2024 | 31 | 31 | 74.2% | 0 |
| January 2025 | 31 | 31 | 77.4% | 0 |
| February 2025 | 28 | 28 | 67.9% | 0 |
| March 2025 | 31 | 31 | 74.2% | 0 |
| April 2025 | 30 | 30 | 83.3% | 0 |
| May 2025 | 31 | 31 | 93.6% | 0 |
| June 2025 | 30 | 30 | 86.7% | 0 |
| July 2025 | 31 | 31 | 87.1% | 0 |
| August 2025 | 31 | 30 | 76.7% | 1 |
| September 2025 | 30 | 30 | 83.3% | 0 |
| October 2025 | 31 | 31 | 87.1% | 0 |
| November 2025 | 30 | 28 | 85.7% | 2 |
| December 2025 | 31 | 31 | 58.1% | 0 |
| January 2026 | 30 | 28 | 85.7% | 2 |
| February 2026 | 27 | 27 | 74.1% | 0 |
| March 2026 | 31 | 31 | 61.3% | 0 |
| April 2026 | 29 | 27 | 63.0% | 2 |
| May 2026 | 41 | 41 | 80.5% | 0 |
| June 2026 | 30 | 30 | 70.0% | 0 |
| July 2026 | 31 | 31 | 74.2% | 0 |