| Name | Type | IATA | ICAO | City |
|---|---|---|---|---|
| Hoverhawk Ranch Airport | Small Airport | - | WN17 |
Wenatchee |
| Howell Airport | Small Airport | - | 00WA |
Longbranch |
| Humbert Airport | Small Airport | - | 7WA4 |
Ford |
| I-90/Bellevue Busi Pk Boeing Comp Svcs Hdq Heliport | Closed Airport | - | US-10619 |
Bellevue |
| Ice Harbor Dam Heliport | Heliport | - | WN81 |
Pasco |
| Ione Municipal Airport | Small Airport | - | KS23 |
Ione |
| Isaacson Airport | Small Airport | - | 8AN6 |
Medical Lake |
| Israel's Farm Airport | Closed Airport | - | US-12388 |
Sedro Woolley |
| Jackass Naval Outlying Field 9 | Closed Airport | - | US-7968 |
Pasco |
| Janes Heliport | Heliport | - | WA43 |
Marysville |
| J C's Airport | Small Airport | - | 27WA |
Conway |
| Jefferson County International Airport | Small Airport | TWD | K0S9 |
Port Townsend |
| Jefferson General Hospital Heliport | Heliport | - | 7WA2 |
Port Townsend |
| Jensen Road Airport | Small Airport | - | US-5205 |
Eatonville |
| Jim & Julie's Airport | Small Airport | - | 96WA |
Everett |
| J. J. H. Heliport | Heliport | - | 60WA |
Auburn |
| J K D Farms Airport | Small Airport | - | WN64 |
Ellensburg |
| Jobe Skis Plant 1 Heliport | Heliport | - | 81WA |
Redmond |
| John Day Dam Landing Strip | Closed Airport | - | US-3145 |
Maryhill |
| Johns Island Airstrip | Closed Airport | - | CA-0673 |
Friday Harbor |
| Johnson Airport | Small Airport | - | US-7371 |
Colville |
| Johnson Heliport | Heliport | - | 8WN4 |
Port Ludlow |
| Johnson's Landing Ultralightport | Small Airport | - | 3WA1 |
Leavenworth |
| Johnston Ridge Heliport | Heliport | - | US-5820 |
Toutle |
| J-Z Airport | Closed Airport | - | US-9730 |
Almira |
| Kadlec Medical Center Heliport | Heliport | - | WA89 |
Richland |
| Kapowsin Field | Small Airport | - | 86WA |
Graham |
| Kari Field | Small Airport | - | WN36 |
Olympia |
| Kautz Creek Helibase | Heliport | - | US-2421 |
Ashford |
| Keller Landing Strip | Closed Airport | - | US-2047 |
Keller |
| Kelly Ranch Heliport | Heliport | - | WA71 |
Issaquah |
| Kemper Development Company Helipad | Heliport | - | US-8162 |
Bellevue |
| Kendall Airstrip | Small Airport | - | WN08 |
Kendall |
| Kenmore Air Harbor LLC Seaplane Base | Seaplane Base Scheduled | KEH | S60 |
Kenmore |
| Kenmore Air Harbor Seaplane Base | Seaplane Base Scheduled | LKE | W55 |
Seattle |
| Kent Benaroya Heliport | Heliport | - | 3WA7 |
Kent |
| Kent Farms Airport | Closed Airport | - | US-10337 |
Othello |
| Key Way Airport | Small Airport | - | 19WA |
Stevenson |
| Kimbrel Farm Airport | Small Airport | - | WN48 |
Oakville |
| Kimshan Ranch Airport | Small Airport | - | WN00 |
Quilcene |
| Kinch Farms Airport | Small Airport | - | WN72 |
Washtucna |
| King Airport | Small Airport | - | US-6085 |
Friday Harbor |
| Kittitas Valley Healthcare Heliport | Heliport | - | 82WA |
Ellensburg |
| Kiwi Air Heliport | Heliport | - | WT28 |
Clarkston |
| KOMO TV Heliport | Heliport | - | WN16 |
Seattle |
| Kramer Ranch Airport | Small Airport | - | 2WA8 |
Harrington |
| Kuhn Airport | Closed Airport | - | US-8673 |
Anatone |
| Kyles Airport | Small Airport | - | WA04 |
Snohomish |
| Labbee Field | Small Airport | - | US-6598 |
White Swan |
| La Center View-Air Airport | Small Airport | - | WA29 |
La Center |
| LaCrosse Municipal Airport | Small Airport | - | WA30 |
LaCrosse |
| Lake Chelan Airport | Small Airport | - | KS10 |
Chelan |
| Lake Samish Seaplane Base | Seaplane Base | - | US-2547 |
Bellingham |
| Lake Sawyer Double EE Seaplane Base | Seaplane Base | - | US-1067 |
Black Diamond |
| Lake Union Heliport | Closed Airport | - | US-12414 |
Seattle |
| Lake Wenatchee State Airport | Small Airport | - | 27W |
Leavenworth |
| Lakewood Heliport | Heliport | - | 62WA |
Arlington |
| Lamar Airport | Closed Airport | - | US-7455 |
Prescott |
| Lathrop Field | Small Airport | - | 17WT |
Davenport |
| Lawson Airpark | Small Airport | - | WN21 |
Port Angeles |
| Lee's Airport | Closed Airport | - | US-12423 |
Chattaroy |
| Legacy Salmon Creek Hospital Heliport | Heliport | - | 1WA0 |
Vancouver |
| Leisureland Airpark | Small Airport | - | WA96 |
Bremerton |
| Lester State Ultralightport | Closed Airport | - | US-9605 |
Lester |
| Lettie's Landing | Small Airport | - | US-8784 |
- |
| Lewis River Golf Course Airport | Closed Airport | - | US-5026 |
Woodland |
| Lincoln Hospital Heliport | Heliport | - | US-6622 |
Davenport |
| Lind Airport | Small Airport | - | K0S0 |
Lind |
| Little Goose State Airport | Small Airport | - | 16W |
LaCrosse |
| Livingston Bay Airport | Closed Airport | - | US-2838 |
Stanwood |
| Lockwood Dry Coulee Airport | Small Airport | - | WT37 |
Okanogan |
| Lone Star Pad 1 Heliport | Heliport | - | 8WA1 |
Graham |
| Longview Airport | Closed Airport | - | US-6070 |
Longview |
| Longview Bridge Medical Emergency Heliport | Closed Airport | - | US-12389 |
Longview |
| Lopez Island Airport | Small Airport Scheduled | LPS | S31 |
Lopez |
| Lopez Medical Clinic Heliport | Heliport | - | 03WT |
Lopez Island |
| Lost River Airport | Small Airport | - | W12 |
Mazama |
| Lower Granite Dam Heliport | Heliport | - | WN43 |
Colfax |
| Lower Granite State Airport | Small Airport | - | 00W |
Colfax |
| Lower Monumental Dam Heliport | Heliport | - | WN84 |
Kahlotus |
| Lower Monumental State Airport | Small Airport | - | W09 |
Kahlotus |
| Lowry Airport | Closed Airport | - | US-7370 |
Northport |
| Lucky Badger Airport | Closed Airport | - | US-5140 |
Orondo |
| Lynden Airport | Small Airport | - | 38W |
Lynden |
| L-Z Blue Thunder Heliport | Heliport | - | 0WN6 |
Blaine |
| Lz Ranch Airport | Small Airport | - | 14WA |
Olympia |
| Macon Heliport | Heliport | - | 0WA4 |
East Wenatchee |
| Madigan Army Medical Center Heliport | Heliport | - | 1WA8 |
Joint Base Lewis-McChord |
| Magee Creek Aerodrome | Small Airport | - | 82WN |
Rice |
| Majerle Strip STOLport | Closed Airport | - | US-12382 |
Duvall |
| Malaga Heliport | Heliport | - | US-8145 |
Malaga |
| Maletti Hill LZ Heliport | Heliport | - | WT29 |
Port Angeles |
| Manchester Laboratory Heliport | Closed Airport | - | US-9430 |
Manchester |
| Mansfield Airport | Small Airport | - | 8W3 |
Mansfield |
| Mark Reed Hospital Heliport | Heliport | - | 4WA7 |
Mc Cleary |
| Martha Lake Airport | Closed Airport | - | US-6029 |
Lynnwood |
| Martin Airport | Small Airport | - | WN88 |
Ocean Park |
| Martin Field | Small Airport | - | KS95 |
College Place |
| Mary Bridge Heliport | Heliport | - | 31WA |
Tacoma |
| Mason General Hospital Heliport | Heliport | - | 9WA8 |
Shelton |