TO WALLA WALLA, WA
Effective October 1, 1993
| Origin | Airline | Flight | Depart | Arrive | Equip. | Freq. |
| MWH | AS/QX | 2512 | 1:35pm | 2:05pm | SWM | Daily |
| PSC | AS/QX | 2136 | 12:25am | 12:45am | DH8 | x7 |
| PSC | AS/QX | 2096 | 8:40am | 8:59am | DH8 | 67 |
| PSC | AS/QX | 2120 | 12:00pm | 12:20pm | DH8 | 67 |
| PSC | AS/QX | 2104 | 6:15pm | 6:35pm | DH8 | 6 |
| PSC | AS/QX | 2544 | 11:00pm | 11:20pm | DH8 | x6 |
| PDX | AS/QX | 2565 | 8:35am | 9:35pm | SWM | x67 |
| SEA | AS/QX | 2332 | 3:15pm | 4:15pm | SWM | Daily |
| SEA | AS/QX | 2542 | 4:35pm | 5:35pm | SWM | x6 |
| YKM | AS/QX | 2012 | 8:25am | 8:59am | DH8 | x67 |
| YKM | AS/QX | 2534 | 11:30am | 12:05pm | SWM | x67 |
| YKM | AS/QX | 2478 | 7:45pm | 8:25pm | SWM | x6 |
| YKM | AS/QX | 2164 | 9:35pm | 10:10pm | DH8 | x6 |
| YKM | AS/QX | 2358 | 9:35pm | 1010pm | SWM | 6 |
| 1-Mon | 2-Tue | 3-Wed | 4-Thu | 5-Fri | 6-Sat | 7-Sun |