| Name | Type | IATA | ICAO | City |
|---|---|---|---|---|
| J B Fillman Airport | Closed Airport | - | US-6458 |
Mazon |
| Jean Wood Airport | Closed Airport | - | US-7964 |
Sullivan |
| Jerry E Staab Airport | Closed Airport | - | US-7505 |
East Peoria |
| Jerry Lay Heliport | Heliport | - | US-4475 |
Minonk |
| Jersey Community Hospital Heliport | Heliport | - | 27IL |
Jerseyville |
| Jerseyville Aviation Inc Airport | Small Airport | - | 0LL1 |
Jerseyville |
| Jim & Peg Airport | Small Airport | - | 61IS |
Dwight |
| Jim Wehrli Memorial Airport | Small Airport | - | 34IS |
Marseilles |
| J Maddock Airport | Small Airport | - | IL38 |
Big Rock |
| Joan Graves Edwards Heliport | Heliport | - | 4IS0 |
Anna |
| John D Rennick Airport | Small Airport | - | IS62 |
Spring Bay |
| John H Garrelts Airport | Closed Airport | - | US-7989 |
Roberts |
| John H. Stroger Hospital of Cook County Heliport | Heliport | - | IL75 |
Chicago |
| John L Coppernoll Airport | Small Airport | - | 4LL3 |
Stockton |
| John R Reed Airport | Closed Airport | - | US-11022 |
Ashmore |
| John Scharff Airport | Small Airport | - | 33IL |
Clinton |
| Johnson Airport | Closed Airport | - | US-6575 |
Havana |
| Johnson Airport | Small Airport | - | 90IL |
Momence |
| Johnson Airport | Small Airport | - | IS94 |
Sandwich |
| Johnson Creek Airport | Closed Airport | - | US-7932 |
Fulton Township |
| Johnson Farm Airport | Small Airport | - | 22IS |
Carman |
| Johnston Airport | Small Airport | - | 9IS9 |
Heyworth |
| John W Meils Restricted Landing Area | Small Airport | - | LL98 |
Toluca |
| Joliet Regional Airport | Small Airport | JOT | KJOT |
Joliet |
| Jonathan and Julianne Mabry Heliport | Heliport | - | US-1088 |
Princeton |
| Judd Farms Airport | Small Airport | - | US-7779 |
Lostant |
| Jurassic Landings Ultralightport | Small Airport | - | II31 |
Essex |
| Justison Airport | Small Airport | - | 1LL5 |
Hillsboro |
| Justus Airport | Small Airport | - | 2LL5 |
Sidney |
| J & Y Ultralightport | Small Airport | - | 9IS5 |
Dixon |
| Kaiser Heliport | Heliport | - | IL96 |
Monee |
| Kamm Airport | Closed Airport | - | US-10204 |
Atwood |
| Kankakee Airport | Small Airport | - | 3KK |
Kankakee |
| Katherine Shaw Bethea Hospital Heliport | Heliport | - | 49IS |
Dixon |
| Kaufield Airport | Small Airport | - | 0LL0 |
Belvidere |
| Keil Airport | Small Airport | - | 6IL5 |
Dongola |
| Keim Heliport | Closed Airport | - | US-10203 |
West Chicago |
| Kellums Airport | Small Airport | - | 16IS |
Goreville |
| Kenneth Hall Regional Hospital Heliport | Heliport | - | IS11 |
East St Louis |
| Kettley Farms Airport | Small Airport | - | US-6529 |
Steward |
| Keutzer Airport | Closed Airport | - | US-1057 |
La Moille |
| Kewanee Hospital Heliport | Closed Airport | - | US-9590 |
Kewanee |
| Kewanee Municipal Airport | Small Airport | - | KEZI |
Kewanee |
| Kibler Airport | Small Airport | - | 3LL3 |
Marshall |
| Killam Flying Service Airport | Small Airport | - | US-6545 |
Hettick |
| King Airport | Small Airport | - | 7IS9 |
Columbia |
| Kingdon RLA-H Heliport | Heliport | - | US-6785 |
El Paso |
| Kingfield Airport | Small Airport | - | US-6782 |
Knoxville |
| Kings Acres Airport | Closed Airport | - | US-6331 |
Loves Park |
| Kinsey Airport | Small Airport | - | IL12 |
Arenzville |
| Kirby Medical Center Heliport | Heliport | - | 40LL |
Monticello |
| Kirkpatrick Airport | Small Airport | - | 8IL2 |
Harvard |
| Kleinik RLA Airport | Small Airport | - | US-0502 |
Nokomis |
| Kloker Airport | Small Airport | - | IS69 |
Meredosia |
| Knotts Landing Field | Closed Airport | - | US-7420 |
Urbana |
| Koch Airport | Small Airport | - | IS71 |
Durand |
| Koehler Heliport | Heliport | - | US-6414 |
Benson |
| Koenig Airport | Small Airport | - | 0LL3 |
Jerseyville |
| Koppie Airport | Small Airport | - | 7IS5 |
Gilberts |
| Krause Airport | Closed Airport | - | US-6533 |
Marengo |
| Krohe Airport | Small Airport | - | IL86 |
Beardstown |
| Krutmeier Airport | Small Airport | - | 9LL0 |
Payson |
| Kuebler Airport | Small Airport | - | 4IL4 |
St Elmo |
| Kuntz Field | Closed Airport | - | US-11477 |
Gridley |
| Kuntz Restricted Landing Area | Small Airport | - | US-1080 |
Gridley |
| Lagrange Airport | Closed Airport | - | US-5668 |
Essex |
| Lake Forest Hospital Heliport | Heliport | - | 45IL |
Lake Forest |
| Lake in the Hills Airport | Small Airport | - | K3CK |
Chicago/Lake in the Hills |
| Lake West Wind Airport | Closed Airport | - | US-10170 |
Godfrey |
| Lambdins Field | Closed Airport | - | US-9567 |
Wolf Lake |
| Lambert Airport | Small Airport | - | 24LL |
Pinckneyville |
| Landings Condominium Airport | Small Airport | - | 82IS |
Huntley |
| Landis Plastics Heliport | Closed Airport | - | US-11415 |
Alsip |
| Lansing Municipal Airport | Small Airport | - | KIGQ |
Chicago |
| Larry D. Herschberger Airport | Closed Airport | - | US-1218 |
Arthur |
| Latham Park Aero Estates Airport | Small Airport | - | LL81 |
Rockford |
| Lawrence Co Memorial Hospital Heliport | Heliport | - | 1LL1 |
Lawrenceville |
| Lawrenceville Vincennes International Airport | Small Airport | LWV | KLWV |
Lawrenceville |
| Lee Creek Airport | Small Airport | - | 56IL |
Caledonia |
| Leffelman Airport | Closed Airport | - | US-8033 |
Sublette |
| Lefkowitz Heliport | Heliport | - | 46LL |
Long Grove |
| Leigh Farm Airport | Small Airport | - | 4IS8 |
Sparland |
| Lemont Fire Department Heliport | Heliport | - | 6IS2 |
Lemont |
| Lewis University Airport | Small Airport | LOT | KLOT |
Chicago/Romeoville |
| Liannimal's Landing | Small Airport | - | 56IS |
Thomasboro |
| LifeNet McHenry Heliport | Heliport | - | US-7325 |
McHenry |
| Lincoln Land Community College Heliport | Heliport | - | IL47 |
Springfield |
| Lindauer Airport | Small Airport | - | 83LL |
New Athens |
| Lindell Loveless Airport | Small Airport | - | LL45 |
Gillespie |
| Lindstrom Heliport | Heliport | - | IS42 |
Morton |
| Litchfield Fire Department West Side Emergency Services Heliport | Heliport | - | 4IL0 |
Litchfield |
| Litchfield Municipal Airport | Small Airport | - | K3LF |
Litchfield |
| Litchfield Restricted Landing Area | Small Airport | - | 4IS7 |
Seymour |
| Little Sister Seaplane Base | Closed Airport | - | US-10875 |
Hennepin |
| Lloyd Airport | Closed Airport | - | US-5680 |
Girard |
| Logan County Airport | Small Airport | - | KAAA |
Lincoln |
| Long Pond Airport | Closed Airport | - | US-5530 |
Wilcox Township |
| Low and Slow Airport | Closed Airport | - | US-9875 |
Hardin |
| Loy Airport | Small Airport | - | 1IL8 |
Donovan |
| Loyola University Medical Center Heliport | Heliport | - | 0IL1 |
Broadview |