OO3603
OO3603 (SkyWest Airlines) is a multi-stop service on 8 routes, busiest Seattle to Boise. Of 324 departures recorded from October 2024 to December 2025, 82.5% left on time, according to the US BTS.
- On-time departures82.5%of 324 flights
- Average delay9.4 min
- December 202517▼ 65.3%vs December 2024
- Cancelled1.2%
- Legs flown under this number8
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 2024 | Departures 2025 | Change vs last year |
|---|---|---|---|
| January | – | 5 | – |
| February | – | – | – |
| March | – | 3 | – |
| April | – | 5 | – |
| May | – | 1 | – |
| June | – | 23 | – |
| July | – | 31 | – |
| August | – | 30 | – |
| September | – | 30 | – |
| October | 32 | 31 | ▼ 3.1% |
| November | 38 | 29 | ▼ 23.7% |
| December | 49 | 17 | ▼ 65.3% |
according to the US BTS · October 2024 → December 2025
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 2024 | On time 2025 | Change vs last year |
|---|---|---|---|
| January | – | 80.0% | – |
| February | – | – | – |
| March | – | 50.0% | – |
| April | – | 100.0% | – |
| May | – | 100.0% | – |
| June | – | 69.6% | – |
| July | – | 90.3% | – |
| August | – | 90.0% | – |
| September | – | 86.7% | – |
| October | 96.9% | 90.3% | ▼ 6.8% |
| November | 72.2% | 86.2% | ▲ 19.4% |
| December | 64.6% | 88.2% | ▲ 36.6% |
according to the US BTS · October 2024 → December 2025
Average departure delay by month
Months without data are left blank.
according to the US BTS · October 2024 → December 2025
Cancelled departures by month
Months without data are left blank.
The most recent periods14 periods
| Period | Cancelled 2024 | Cancelled 2025 | Change vs last year |
|---|---|---|---|
| January | – | 0 | – |
| February | – | – | – |
| March | – | 1 | – |
| April | – | 0 | – |
| May | – | 0 | – |
| June | – | 0 | – |
| July | – | 0 | – |
| August | – | 0 | – |
| September | – | 0 | – |
| October | 0 | 0 | – |
| November | 2 | 0 | ▼ 100.0% |
| December | 1 | 0 | ▼ 100.0% |
according to the US BTS · October 2024 → December 2025
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 98.8% 320
- Cancelled 1.2% 4
Share of all recorded flights in the period, all legs. · Oct 14, 2024 → Dec 17, 2025
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 |
|---|---|---|---|---|
| SEA BOI Seattle–Tacoma International Airport – Boise Air Terminal/Gowen Field | 641 | 6.2 min | 86.4% | 191 |
| SFO SEA San Francisco International Airport – Seattle–Tacoma International Airport | 1,093 | 21.4 min | 64.9% | 38 |
| SEA SFO Seattle–Tacoma International Airport – San Francisco International Airport | 1,093 | 23.1 min | 68.6% | 36 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 32 | 32 | 96.9% | 0 |
| November 2024 | 38 | 36 | 72.2% | 2 |
| December 2024 | 49 | 48 | 64.6% | 1 |
| January 2025 | 5 | 5 | 80.0% | 0 |
| March 2025 | 3 | 2 | 50.0% | 1 |
| April 2025 | 5 | 5 | 100.0% | 0 |
| May 2025 | 1 | 1 | 100.0% | 0 |
| June 2025 | 23 | 23 | 69.6% | 0 |
| July 2025 | 31 | 31 | 90.3% | 0 |
| August 2025 | 30 | 30 | 90.0% | 0 |
| September 2025 | 30 | 30 | 86.7% | 0 |
| October 2025 | 31 | 31 | 90.3% | 0 |
| November 2025 | 29 | 29 | 86.2% | 0 |
| December 2025 | 17 | 17 | 88.2% | 0 |