755 airports and airfields in Washington, of which 25 are large or medium commercial airports. Below are the main ones.
| Airport | IATA | ICAO | City |
|---|---|---|---|
| Seattle–Tacoma International Airport | SEA | KSEA | Seattle |
| Spokane International Airport | GEG | KGEG | Spokane |
| Arlington Municipal Airport | — | KAWO | Arlington |
| Bellingham International Airport | BLI | KBLI | Bellingham |
| Bowerman Airport | HQM | KHQM | Hoquiam |
| Bremerton National Airport | PWT | KPWT | Bremerton |
| Fairchild Air Force Base | SKA | KSKA | Spokane |
| Felts Field | SFF | KSFF | Spokane |
| Friday Harbor Airport | FRD | KFHR | Friday Harbor |
| Grant County International Airport | MWH | KMWH | Moses Lake |
| Gray Army Air Field | GRF | KGRF | Joint Base Lewis Mcchord |
| King County International Airport - Boeing Field | BFI | KBFI | Seattle |
| Mcchord Air Force Base | TCM | KTCM | Tacoma |
| Olympia Regional Airport | OLM | KOLM | Olympia |
| Orcas Island Airport | ESD | KORS | Eastsound |
See every airport in Washington — including general aviation fields, heliports and seaplane bases — with runways, elevation and the nearest airports: search the airport directory.
IATA codes (three letters) are used by airlines and passengers; ICAO codes (four letters) by air-traffic control. The first letter of a US ICAO code is usually K.