OO3598
OO3598 (SkyWest Airlines) is a multi-stop service on 7 routes, busiest Detroit to Pittsburgh. Of 156 departures recorded from May 2025 to July 2026, 75.0% left on time, according to the US BTS.
- On-time departures75.0%of 156 flights
- Average delay34.5 min
- July 202654
- Cancelled0.0%
- Legs flown under this number7
Recorded departures by month
Short series — OO3598 has only 8 months so far. Enough to show the level now, not enough to read a trend.
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods8 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | – | – |
| April | – | 2 | – |
| May | 42 | 1 | ▼ 97.6% |
| June | 12 | 42 | ▲ 250.0% |
| July | – | 54 | – |
| August | – | – | – |
| September | – | – | – |
| October | 2 | – | in progress |
| November | – | – | – |
| December | 1 | – | – |
according to the US BTS · May 2025 → July 2026
On-time departures by month
Short series — OO3598 has only 8 months so far. Enough to show the level now, not enough to read a trend.
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 periods8 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | – | – |
| April | – | 100.0% | – |
| May | 81.0% | 100.0% | ▲ 23.5% |
| June | 83.3% | 88.1% | ▲ 5.7% |
| July | – | 57.4% | – |
| August | – | – | – |
| September | – | – | – |
| October | 50.0% | – | in progress |
| November | – | – | – |
| December | 100.0% | – | – |
according to the US BTS · May 2025 → July 2026
Average departure delay by month
Short series — OO3598 has only 8 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
according to the US BTS · May 2025 → July 2026
Cancelled departures by month
Short series — OO3598 has only 8 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
The most recent periods8 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | – | – |
| April | – | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | – | 0 | – |
| August | – | – | – |
| September | – | – | – |
| October | 0 | – | in progress |
| November | – | – | – |
| December | 0 | – | – |
according to the US BTS · May 2025 → 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 100.0% 156
- Cancelled 0.0% 0
Share of all recorded flights in the period, all legs. · May 7, 2025 → 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 |
|---|---|---|---|---|
| PIT DTW Pittsburgh International Airport – Detroit Metropolitan Wayne County Airport | 323 | 42.6 min | 72.9% | 48 |
| DTW PIT Detroit Metropolitan Wayne County Airport – Pittsburgh International Airport | 323 | 46.4 min | 68.8% | 48 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| May 2025 | 42 | 42 | 81.0% | 0 |
| June 2025 | 12 | 12 | 83.3% | 0 |
| October 2025 | 2 | 2 | 50.0% | 0 |
| December 2025 | 1 | 1 | 100.0% | 0 |
| April 2026 | 2 | 2 | 100.0% | 0 |
| May 2026 | 1 | 1 | 100.0% | 0 |
| June 2026 | 42 | 42 | 88.1% | 0 |
| July 2026 | 54 | 54 | 57.4% | 0 |