Olinger Airpark Airport (Hillsboro, OR) OR81 Схемы захода на посадку по приборам
| 4 | KHIO | Portland-Hillsboro | Portland, OR |
| 17 | KSPB | Scappoose | Scappoose, OR |
| 18 | KVUO | Pearson Fld | Vancouver, WA |
| 21 | KPDX | Portland Intl | Portland, OR |
| 24 | KUAO | Aurora State | Aurora, OR |
