OO4145
OO4145 (SkyWest Airlines) is a multi-stop service on 2 routes, busiest Seattle to Spokane. Of 1,168 departures recorded from October 2024 to July 2026, 90.6% left on time, according to the US BTS.
- On-time departures90.6%of 1,168 flights
- Average delay0.4 min
- July 202631▼ 50.0%vs July 2025
- Cancelled0.3%
- Legs flown under this number2
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 | 62 | 62 | 0.0% |
| February | 56 | 56 | 0.0% |
| March | 62 | 62 | 0.0% |
| April | 43 | 60 | ▲ 39.5% |
| May | 56 | 37 | ▼ 33.9% |
| June | 60 | 30 | ▼ 50.0% |
| July | 62 | 31 | ▼ 50.0% |
| August | 62 | – | – |
| September | 60 | – | – |
| October | 62 | – | in progress |
| November | 59 | – | – |
| December | 62 | – | – |
| Year to date (Jan–Jul) | 401 | 338 | ▼ 15.7% |
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 | 90.3% | 85.0% | ▼ 5.9% |
| February | 78.6% | 92.9% | ▲ 18.2% |
| March | 88.7% | 95.0% | ▲ 7.1% |
| April | 97.7% | 91.7% | ▼ 6.1% |
| May | 91.1% | 83.8% | ▼ 8.0% |
| June | 96.7% | 76.7% | ▼ 20.7% |
| July | 93.6% | 74.2% | ▼ 20.7% |
| August | 95.2% | – | – |
| September | 91.7% | – | – |
| October | 93.6% | – | in progress |
| November | 96.6% | – | – |
| December | 88.7% | – | – |
| Year-to-date average (Jan–Jul) | 90.9% | 85.6% | ▼ 5.9% |
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 | 0 | 2 | – |
| February | 0 | 0 | – |
| March | 0 | 2 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| 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 99.7% 1,164
- Cancelled 0.3% 4
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 |
|---|---|---|---|---|
| SEA GEG Seattle–Tacoma International Airport – Spokane International Airport | 359 | 2.6 min | 88.6% | 658 |
| GEG SEA Spokane International Airport – Seattle–Tacoma International Airport | 359 | -2.5 min | 93.1% | 510 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 40 | 40 | 95.0% | 0 |
| November 2024 | 40 | 40 | 95.0% | 0 |
| December 2024 | 44 | 44 | 86.4% | 0 |
| January 2025 | 62 | 62 | 90.3% | 0 |
| February 2025 | 56 | 56 | 78.6% | 0 |
| March 2025 | 62 | 62 | 88.7% | 0 |
| April 2025 | 43 | 43 | 97.7% | 0 |
| May 2025 | 56 | 56 | 91.1% | 0 |
| June 2025 | 60 | 60 | 96.7% | 0 |
| July 2025 | 62 | 62 | 93.6% | 0 |
| August 2025 | 62 | 62 | 95.2% | 0 |
| September 2025 | 60 | 60 | 91.7% | 0 |
| October 2025 | 62 | 62 | 93.6% | 0 |
| November 2025 | 59 | 59 | 96.6% | 0 |
| December 2025 | 62 | 62 | 88.7% | 0 |
| January 2026 | 62 | 60 | 85.0% | 2 |
| February 2026 | 56 | 56 | 92.9% | 0 |
| March 2026 | 62 | 60 | 95.0% | 2 |
| April 2026 | 60 | 60 | 91.7% | 0 |
| May 2026 | 37 | 37 | 83.8% | 0 |
| June 2026 | 30 | 30 | 76.7% | 0 |
| July 2026 | 31 | 31 | 74.2% | 0 |