OO5873
OO5873 (SkyWest Airlines) is a multi-stop service on 6 routes, busiest Santa Ana to San Francisco. Of 396 departures recorded from October 2024 to May 2026, 83.5% left on time, according to the US BTS.
- On-time departures83.5%of 396 flights
- Average delay12.8 min
- May 202620▼ 13.0%vs May 2025
- Cancelled2.3%
- Legs flown under this number6
Recorded departures by month
All legs under this number combined; see the leg table.
The most recent periods17 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 31 | 31 | 0.0% |
| February | 28 | 11 | ▼ 60.7% |
| March | 7 | 27 | ▲ 285.7% |
| April | 30 | 30 | 0.0% |
| May | 23 | 20 | ▼ 13.0% |
| June | 4 | – | – |
| July | 4 | – | – |
| August | 3 | – | – |
| September | 1 | – | – |
| October | 6 | – | in progress |
| November | 29 | – | – |
| December | 30 | – | – |
| Year to date (Jan–May) | 119 | 119 | 0.0% |
according to the US BTS · October 2024 → May 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 periods17 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 87.1% | 96.8% | ▲ 11.1% |
| February | 80.0% | 72.7% | ▼ 9.1% |
| March | 71.4% | 92.3% | ▲ 29.2% |
| April | 96.7% | 100.0% | ▲ 3.4% |
| May | 82.6% | 95.0% | ▲ 15.0% |
| June | 75.0% | – | – |
| July | 50.0% | – | – |
| August | 66.7% | – | – |
| September | 100.0% | – | – |
| October | 66.7% | – | in progress |
| November | 70.4% | – | – |
| December | 72.4% | – | – |
| Year-to-date average (Jan–May) | 83.6% | 91.4% | ▲ 9.3% |
according to the US BTS · October 2024 → May 2026
Average departure delay by month
according to the US BTS · October 2024 → May 2026
Cancelled departures by month
The most recent periods17 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | 3 | 0 | ▼ 100.0% |
| March | 0 | 1 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | – | – |
| July | 0 | – | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 2 | – | – |
| December | 1 | – | – |
| Year to date (Jan–May) | 3 | 1 | ▼ 66.7% |
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 97.7% 387
- Cancelled 2.3% 9
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
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SNA SFO John Wayne Orange County International Airport – San Francisco International Airport | 598 | 15.2 min | 83.0% | 235 |
| LAX SEA Los Angeles International Airport – Seattle–Tacoma International Airport | 1,537 | -1.5 min | 96.1% | 77 |
| ORD GRR Chicago O'Hare International Airport – Gerald R. Ford International Airport | 220 | 26.4 min | 70.8% | 51 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 75.0% | 0 |
| November 2024 | 30 | 28 | 82.1% | 2 |
| December 2024 | 31 | 31 | 71.0% | 0 |
| January 2025 | 31 | 31 | 87.1% | 0 |
| February 2025 | 28 | 25 | 80.0% | 3 |
| March 2025 | 7 | 7 | 71.4% | 0 |
| April 2025 | 30 | 30 | 96.7% | 0 |
| May 2025 | 23 | 23 | 82.6% | 0 |
| June 2025 | 4 | 4 | 75.0% | 0 |
| July 2025 | 4 | 4 | 50.0% | 0 |
| August 2025 | 3 | 3 | 66.7% | 0 |
| September 2025 | 1 | 1 | 100.0% | 0 |
| October 2025 | 6 | 6 | 66.7% | 0 |
| November 2025 | 29 | 27 | 70.4% | 2 |
| December 2025 | 30 | 29 | 72.4% | 1 |
| January 2026 | 31 | 31 | 96.8% | 0 |
| February 2026 | 11 | 11 | 72.7% | 0 |
| March 2026 | 27 | 26 | 92.3% | 1 |
| April 2026 | 30 | 30 | 100.0% | 0 |
| May 2026 | 20 | 20 | 95.0% | 0 |