Othello Muni Airport (Othello, WA) S70 Cartes IFR (règles des instruments de vol)
| 31 | KMWH | Grant County Intl | Moses Lake, WA |
| 35 | KRLD | Richland | Richland, WA |
| 37 | KPSC | Tri-Cities | Pasco, WA |
| 41 | KEPH | Ephrata Muni | Ephrata, WA |
| 62 | KALW | Walla Walla Rgnl | Walla Walla, WA |
