Treeport Airport (Spirit Lake, ID) ID22 Cartes IFR (règles des instruments de vol)
| 14 | KCOE | Coeur D'Alene/Pappy Boyington Fld | Coeur D'Alene, ID |
| 25 | KSZT | Sandpoint | Sandpoint, ID |
| 29 | KDEW | Deer Park | Deer Park, WA |
| 32 | KSFF | Felts Fld | Spokane, WA |
| 43 | KGEG | Spokane Intl | Spokane, WA |
