OO4950
OO4950 (SkyWest Airlines) is a multi-stop service on 21 routes, busiest Yuma to Phoenix. Of 550 departures recorded from October 2024 to July 2026, 78.4% left on time, according to the US BTS.
- On-time departures78.4%of 550 flights
- Average delay11.4 min
- July 202660▲ 114.3%vs July 2025
- Cancelled1.6%
- Legs flown under this number21
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods19 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 24 | 21 | ▼ 12.5% |
| February | 28 | 23 | ▼ 17.9% |
| March | 31 | 31 | 0.0% |
| April | 45 | 7 | ▼ 84.4% |
| May | 60 | 22 | ▼ 63.3% |
| June | 34 | 22 | ▼ 35.3% |
| July | 28 | 60 | ▲ 114.3% |
| August | 31 | – | – |
| September | 13 | – | – |
| October | 32 | – | in progress |
| November | 16 | – | – |
| December | 21 | – | – |
| Year to date (Jan–Jul) | 250 | 186 | ▼ 25.6% |
according to the US BTS · October 2024 → July 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 periods19 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 91.7% | 81.0% | ▼ 11.7% |
| February | 89.3% | 91.3% | ▲ 2.3% |
| March | 96.8% | 90.3% | ▼ 6.7% |
| April | 82.2% | 57.1% | ▼ 30.5% |
| May | 90.0% | 81.8% | ▼ 9.1% |
| June | 61.8% | 81.8% | ▲ 32.5% |
| July | 38.5% | 77.8% | ▲ 102.2% |
| August | 83.9% | – | – |
| September | 38.5% | – | – |
| October | 68.8% | – | in progress |
| November | 56.3% | – | – |
| December | 70.0% | – | – |
| Year-to-date average (Jan–Jul) | 78.6% | 80.2% | ▲ 2.0% |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods19 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 2 | 6 | ▲ 200.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Jul) | 2 | 6 | ▲ 200.0% |
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 98.4% 541
- Cancelled 1.6% 9
Share of all recorded flights in the period, all legs. · Oct 31, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
8| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| YUM PHX Yuma International Airport / Marine Corps Air Station Yuma – Phoenix Sky Harbor International Airport | 258 | 1.6 min | 82.0% | 89 |
| PHX SFO Phoenix Sky Harbor International Airport – San Francisco International Airport | 1,047 | -1.3 min | 92.6% | 81 |
| PHX DSM Phoenix Sky Harbor International Airport – Des Moines International Airport | 1,847 | 8.1 min | 80.0% | 61 |
| FNT ORD Bishop International Airport – Chicago O'Hare International Airport | 359 | 61.9 min | 45.6% | 59 |
| ORD CMH Chicago O'Hare International Airport – John Glenn Columbus International Airport | 475 | 5.7 min | 81.6% | 52 |
| CMH ORD John Glenn Columbus International Airport – Chicago O'Hare International Airport | 475 | 9.4 min | 77.6% | 52 |
| MKE ORD General Mitchell International Airport – Chicago O'Hare International Airport | 108 | 0.1 min | 93.6% | 31 |
| ORD MKE Chicago O'Hare International Airport – General Mitchell International Airport | 108 | 2.1 min | 90.0% | 30 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 1 | 1 | 100.0% | 0 |
| January 2025 | 24 | 24 | 91.7% | 0 |
| February 2025 | 28 | 28 | 89.3% | 0 |
| March 2025 | 31 | 31 | 96.8% | 0 |
| April 2025 | 45 | 45 | 82.2% | 0 |
| May 2025 | 60 | 60 | 90.0% | 0 |
| June 2025 | 34 | 34 | 61.8% | 0 |
| July 2025 | 28 | 26 | 38.5% | 2 |
| August 2025 | 31 | 31 | 83.9% | 0 |
| September 2025 | 13 | 13 | 38.5% | 0 |
| October 2025 | 32 | 32 | 68.8% | 0 |
| November 2025 | 16 | 16 | 56.3% | 0 |
| December 2025 | 21 | 20 | 70.0% | 1 |
| January 2026 | 21 | 21 | 81.0% | 0 |
| February 2026 | 23 | 23 | 91.3% | 0 |
| March 2026 | 31 | 31 | 90.3% | 0 |
| April 2026 | 7 | 7 | 57.1% | 0 |
| May 2026 | 22 | 22 | 81.8% | 0 |
| June 2026 | 22 | 22 | 81.8% | 0 |
| July 2026 | 60 | 54 | 77.8% | 6 |