OO3500
OO3500 (SkyWest Airlines) is a multi-stop service on 9 routes, busiest Grand Rapids to Detroit. Of 494 departures recorded from February 2025 to July 2026, 78.7% left on time, according to the US BTS.
- On-time departures78.7%of 494 flights
- Average delay14.3 min
- July 202662
- Cancelled0.2%
- Legs flown under this number9
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods14 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | 30 | – |
| February | 14 | 28 | ▲ 100.0% |
| March | 8 | 50 | ▲ 525.0% |
| April | – | 60 | – |
| May | 40 | 62 | ▲ 55.0% |
| June | 14 | 60 | ▲ 328.6% |
| July | – | 62 | – |
| August | – | – | – |
| September | – | – | – |
| October | 26 | – | in progress |
| November | 8 | – | – |
| December | 32 | – | – |
according to the US BTS · February 2025 → 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 periods14 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | 56.7% | – |
| February | 85.7% | 67.9% | ▼ 20.8% |
| March | 75.0% | 80.0% | ▲ 6.7% |
| April | – | 85.0% | – |
| May | 85.0% | 87.1% | ▲ 2.5% |
| June | 100.0% | 78.3% | ▼ 21.7% |
| July | – | 69.4% | – |
| August | – | – | – |
| September | – | – | – |
| October | 96.2% | – | in progress |
| November | 100.0% | – | – |
| December | 58.1% | – | – |
according to the US BTS · February 2025 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · February 2025 → July 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods14 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | 0 | – |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | – | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | – | 0 | – |
| August | – | – | – |
| September | – | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 1 | – | – |
according to the US BTS · February 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 99.8% 493
- Cancelled 0.2% 1
Share of all recorded flights in the period, all legs. · Feb 14, 2025 → Jul 31, 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 |
|---|---|---|---|---|
| GRR DTW Gerald R. Ford International Airport – Detroit Metropolitan Wayne County Airport | 193 | 13.4 min | 78.0% | 177 |
| DTW GRR Detroit Metropolitan Wayne County Airport – Gerald R. Ford International Airport | 193 | 14.9 min | 76.3% | 177 |
| MDT DTW Harrisburg International Airport – Detroit Metropolitan Wayne County Airport | 595 | -3.4 min | 97.1% | 34 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| February 2025 | 14 | 14 | 85.7% | 0 |
| March 2025 | 8 | 8 | 75.0% | 0 |
| May 2025 | 40 | 40 | 85.0% | 0 |
| June 2025 | 14 | 14 | 100.0% | 0 |
| October 2025 | 26 | 26 | 96.2% | 0 |
| November 2025 | 8 | 8 | 100.0% | 0 |
| December 2025 | 32 | 31 | 58.1% | 1 |
| January 2026 | 30 | 30 | 56.7% | 0 |
| February 2026 | 28 | 28 | 67.9% | 0 |
| March 2026 | 50 | 50 | 80.0% | 0 |
| April 2026 | 60 | 60 | 85.0% | 0 |
| May 2026 | 62 | 62 | 87.1% | 0 |
| June 2026 | 60 | 60 | 78.3% | 0 |
| July 2026 | 62 | 62 | 69.4% | 0 |