| Name | Type | IATA | ICAO | City |
|---|---|---|---|---|
| Naffziger Airport | Closed Airport | - | US-8204 |
Walnut |
| Nance Airport | Closed Airport | - | US-10881 |
Pocahontas |
| Naper Aero Club Airport | Small Airport | - | LL10 |
Naperville |
| Negus Airport | Closed Airport | - | US-5679 |
Jacksonville |
| Neiner Airport | Small Airport | - | 19LL |
Manteno |
| Nelson Airport | Small Airport | - | 8IS1 |
Carlinville |
| Nelson Airport | Closed Airport | - | US-5708 |
Morris |
| Nelson Private Airport | Small Airport | - | 60IS |
Browns |
| Neoga Airport | Closed Airport | - | US-7714 |
Neoga |
| Nergenah Airport | Closed Airport | - | US-5677 |
Loami |
| Nettle Creek Landings Airport | Small Airport | - | US-0500 |
Morris |
| Newton Airport | Closed Airport | - | US-11480 |
Patterson |
| Niklaus RLA Restricted Landing Area | Small Airport | - | IS26 |
Farmer City |
| Nixon Airport | Closed Airport | - | US-11475 |
Medora |
| Nokomis Community Memorial Park Heliport | Heliport | - | IS27 |
Nokomis |
| Noland Farms Airport | Small Airport | - | 3IS3 |
Blue Mound |
| Nordic Heliport | Closed Airport | - | US-11433 |
Gurnee |
| Norman Airport | Small Airport | - | 89LL |
Peotone |
| Norman Rittenhouse Heliport | Heliport | - | 29IS |
Fairbury |
| Northwest Community Hospital Heliport | Heliport | - | 7IL4 |
Arlington Heights |
| Northwestern Medicine Delnor Hospital Heliport | Heliport | - | 76IL |
Geneva |
| Northwestern Medicine Huntley Hospital Heliport | Heliport | - | US-0928 |
Huntley |
| Northwestern Medicine McHenry Hospital Heliport | Heliport | - | 5IS8 |
McHenry |
| Northwestern Medicine Valley West Hospital Heliport | Heliport | - | 0LL7 |
Sandwich |
| Northwestern Memorial Healthcare Heliport | Heliport | - | 0IL6 |
DeKalb |
| NW Lake Forest Hospital-Grayslake Heliport | Heliport | - | LL14 |
Grayslake |
| Oakfield RLA Airport | Small Airport | - | US-0479 |
Kaneville |
| Oak Landing Heliport | Heliport | - | 16LL |
Bull Valley |
| O'Connor Field | Small Airport | - | 8IL5 |
Pecatonica |
| Ogle County Airport | Small Airport | - | C55 |
Mount Morris |
| Oink Acres Airport | Closed Airport | - | US-9621 |
Mahomet |
| O John Clark Restricted Landing Area | Closed Airport | - | US-10711 |
Grays Lake |
| O K Flying Club Inc Airport | Small Airport | - | 28IS |
Fillmore |
| Olivers Heliport | Heliport | - | IS92 |
Gilberts |
| Olney Noble Airport | Small Airport | OLY | KOLY |
Olney-Noble |
| Olson Airport | Small Airport | - | LL53 |
Elgin |
| Olson Heliport | Heliport | - | 5IL1 |
Pecatonica |
| Oltman-Shuck Airport | Small Airport | - | 83IL |
Minonk |
| O'Neal Airport | Small Airport | OEA | KOEA |
Lawrenceville |
| Orton Airport | Closed Airport | - | US-7813 |
Hillview |
| Orwig Restricted Landing Area Airport | Closed Airport | - | US-7259 |
Delavan |
| OSF Center For Health - Streator Heliport | Heliport | - | IS29 |
Streator |
| OSF Family Medical Center Heliport | Heliport | - | LL01 |
Monmouth |
| OSF Healthcare Sacred Heart Medical Center Heliport | Heliport | - | 93IS |
Danville |
| OSF Healthcare/Urbana Heliport | Heliport | - | US-6338 |
Urbana |
| OSF Saint Francis Medical Center Heliport | Heliport | - | LL37 |
Peoria |
| OSF St Anthony's Health Center Heliport | Heliport | - | 03IS |
Alton |
| OSF St Luke Medical Center Heliport | Heliport | - | 0IL5 |
Kewanee |
| OSF St Paul Medical Center Heliport | Heliport | - | US-4779 |
Mendota |
| Ottawa Airport / Skydive Chicago Airfield | Closed Airport | - | US-5589 |
Ottawa |
| Otterbach Farm Airport | Small Airport | - | 81LL |
Mendota |
| Otto Junior Airport | Closed Airport | - | US-7991 |
Roberts |
| Palos Community Hospital Heliport | Heliport | - | 20IL |
Palos Heights |
| Pana Community Hospital Heliport | Heliport | - | LL29 |
Pana |
| Panther Field | Small Airport | - | 5IL2 |
Pinckneyville |
| Park Airport | Closed Airport | - | US-5678 |
Loami |
| Park Ridge Airport | Closed Airport | - | US-9313 |
Des Plaines |
| Parrish RLA Restricted Landing Area | Closed Airport | - | US-9876 |
Lacon |
| Passavant Area Hospital Heliport | Heliport | - | 84IS |
Jacksonville |
| Patten Industries Heliport | Heliport | - | 3IL0 |
Elmhurst |
| Paul E. Kroenlein Airport | Small Airport | - | 5LL2 |
Moweaqua |
| Paxton Airport | Small Airport | - | K1C1 |
Paxton |
| Pecatonica Fire Protection District Heliport | Heliport | - | IS58 |
Pecatonica |
| Pekin Municipal Airport | Small Airport | - | KC15 |
Pekin |
| Percival Springs Airport | Small Airport | - | 2T2 |
Watson |
| Perry Memorial Hospital Heliport | Heliport | - | IS67 |
Princeton |
| Perry RLA Airport | Small Airport | - | IL39 |
Kansas |
| Phil's Airstrip | Small Airport | - | US-7533 |
Wyoming |
| Phyllis Field | Small Airport | - | 6IL2 |
Huntley |
| Piatt County Airport | Closed Airport | - | US-9879 |
Monticello |
| Pike's Airport | Closed Airport | - | US-9762 |
Ottawa |
| Pillow Hill Airport | Small Airport | - | 3LL4 |
Spring Grove |
| Pinckneyville Community Hospital Heliport | Heliport | - | IL10 |
Pinckneyville |
| Pinckneyville Correctional Center Heliport | Heliport | - | 3IL6 |
Pinckneyville |
| Pinckneyville Du Quoin Airport | Small Airport | - | KPJY |
Pinckneyville |
| Pine Hill Airport | Small Airport | - | 09LL |
Capron |
| Piper's Landing Airport | Small Airport | - | IS34 |
Lawrenceville |
| Pittsfield Penstone Municipal Airport | Small Airport | - | KPPQ |
Pittsfield |
| P.J. Killian Airport | Small Airport | - | 48IS |
Lexington |
| Plain Crazy Airport | Small Airport | - | US-1241 |
Carthage |
| Pleasant Hill Airport | Small Airport | - | US-6491 |
Pleasant Hill |
| Pontiac Flying/Cooksville Airport | Small Airport | - | 2IS9 |
Lexington |
| Pontiac Municipal Airport | Small Airport | - | KPNT |
Pontiac |
| Poplar Grove Airport | Small Airport | - | KC77 |
Poplar Grove |
| Porter Airport | Closed Airport | - | US-6521 |
Herscher |
| Potter Airport | Small Airport | - | 44IS |
Barry |
| Pottinger Restricted Landing Area Airport | Closed Airport | - | US-7781 |
Peru |
| Prairie Airport | Small Airport | - | 83IS |
Irvington |
| Prairie Lake Hunt Club Airport | Closed Airport | - | US-10512 |
Marseilles |
| Prairie State Generating Heliport | Heliport | - | US-4867 |
Marissa |
| Precision Chrome Heliport | Heliport | - | 64IS |
Fox Lake |
| Presence Holy Family Medical Center Heliport | Heliport | - | 6IS5 |
Des Plaines |
| Presence Resurrection Medical Center Heliport | Heliport | - | IL79 |
Chicago |
| Presence St Joseph Hospital - Elgin Heliport | Heliport | - | IS20 |
Elgin |
| Presence St Mary's Hospital - Kankakee Heliport | Heliport | - | 11IL |
Kankakee |
| Presence Sts Mary and Elizabeth Medical Center Heliport | Heliport | - | 6IS7 |
Chicago |
| Proctor Hospital Heliport | Heliport | - | 2IS1 |
Peoria |
| Providence Place Field | Small Airport | - | 99IL |
Stockton |
| Pulliam Airport | Closed Airport | - | US-7931 |
Cornell |
| Quad City International Airport | Medium Airport Scheduled | MLI | KMLI |
Moline |