North Plains Airport (North Plains, OR) 1OR4 Схемы захода на посадку по приборам
| 6 | KHIO | Portland-Hillsboro | Portland, OR |
| 14 | KSPB | Scappoose | Scappoose, OR |
| 18 | KVUO | Pearson Fld | Vancouver, WA |
| 21 | KPDX | Portland Intl | Portland, OR |
| 28 | KUAO | Aurora State | Aurora, OR |
