| ICAO | Distance | Airport Name | Longest RW | RW Surface | MAP |
|---|
| KRNT | 15NM | Renton Municipal Airport | 5382FT | Asphalt |  |
| W36 | 15NM | Will Rogers Wiley Post Memorial Seaplane Base | 5000FT | Water |  |
| S36 | 16NM | Crest | 3288FT | Asphalt |  |
| KBFI | 18NM | Boeing Field King County International Airport | 10000FT | Asphalt |  |
| KSEA | 19NM | Seattle Tacoma International Airport | 11900FT | Asphalt |  |
| 0W0 | 19NM | Seattle Seaplanes Seaplane Base | 9500FT | Water |  |
| W55 | 20NM | Kenmore Air Harbor Seaplane Base | 5000FT | Water |  |
| S60 | 20NM | Kenmore Air Harbor Inc Seaplane Base | 10000FT | Water |  |
| S50 | 20NM | Auburn Mun | 3400FT | Asphalt |  |
| 2WA2 | 26NM | Quartermaster Harbor Seaplane Base | 15000FT | WATER |  |