OO4715
OO4715 (SkyWest Airlines) is a multi-stop service on 14 routes, busiest San Francisco to Arcata. Of 673 departures recorded from October 2024 to July 2026, 74.8% left on time, according to the US BTS.
- On-time departures74.8%of 673 flights
- Average delay16.4 min
- July 202631▲ 0.0%vs July 2025
- Cancelled2.2%
- Legs flown under this number14
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 | 29 | ▼ 6.5% |
| February | 28 | 27 | ▼ 3.6% |
| March | 31 | 31 | 0.0% |
| April | 30 | 50 | ▲ 66.7% |
| May | 31 | 48 | ▲ 54.8% |
| 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 | 246 | ▲ 16.0% |
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 | 70.0% | 74.1% | ▲ 5.8% |
| February | 68.0% | 70.4% | ▲ 3.5% |
| March | 51.6% | 63.0% | ▲ 22.0% |
| April | 86.7% | 69.4% | ▼ 19.9% |
| May | 83.9% | 54.2% | ▼ 35.4% |
| June | 93.3% | 70.0% | ▼ 25.0% |
| July | 71.0% | 61.3% | ▼ 13.6% |
| August | 77.4% | – | – |
| September | 96.7% | – | – |
| October | 74.2% | – | in progress |
| November | 78.6% | – | – |
| December | 86.2% | – | – |
| Year-to-date average (Jan–Jul) | 74.9% | 66.0% | ▼ 11.9% |
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 | 1 | 2 | ▲ 100.0% |
| February | 3 | 0 | ▼ 100.0% |
| March | 0 | 4 | – |
| April | 0 | 1 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 2 | – | – |
| December | 2 | – | – |
| Year to date (Jan–Jul) | 4 | 7 | ▲ 75.0% |
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 97.8% 658
- Cancelled 2.2% 15
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
4| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SFO ACV San Francisco International Airport – California Redwood Coast-Humboldt County Airport | 402 | 13.8 min | 79.5% | 349 |
| SBA SFO Santa Barbara Municipal Airport – San Francisco International Airport | 422 | 21.1 min | 58.1% | 124 |
| ATL IAH Hartsfield Jackson Atlanta International Airport – George Bush Intercontinental Airport | 1,108 | 1.8 min | 93.2% | 44 |
| MSN ORD Dane County Regional Truax Field – Chicago O'Hare International Airport | 175 | 23.9 min | 66.7% | 37 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 16 | 16 | 100.0% | 0 |
| November 2024 | 29 | 29 | 89.7% | 0 |
| December 2024 | 17 | 17 | 88.2% | 0 |
| January 2025 | 31 | 30 | 70.0% | 1 |
| February 2025 | 28 | 25 | 68.0% | 3 |
| March 2025 | 31 | 31 | 51.6% | 0 |
| April 2025 | 30 | 30 | 86.7% | 0 |
| May 2025 | 31 | 31 | 83.9% | 0 |
| June 2025 | 30 | 30 | 93.3% | 0 |
| July 2025 | 31 | 31 | 71.0% | 0 |
| August 2025 | 31 | 31 | 77.4% | 0 |
| September 2025 | 30 | 30 | 96.7% | 0 |
| October 2025 | 31 | 31 | 74.2% | 0 |
| November 2025 | 30 | 28 | 78.6% | 2 |
| December 2025 | 31 | 29 | 86.2% | 2 |
| January 2026 | 29 | 27 | 74.1% | 2 |
| February 2026 | 27 | 27 | 70.4% | 0 |
| March 2026 | 31 | 27 | 63.0% | 4 |
| April 2026 | 50 | 49 | 69.4% | 1 |
| May 2026 | 48 | 48 | 54.2% | 0 |
| June 2026 | 30 | 30 | 70.0% | 0 |
| July 2026 | 31 | 31 | 61.3% | 0 |