| City served | FAA | IATA | ICAO | Airport name | Role | Enplanements (2019) |
|---|
| | | | Commercial service – primary airports | | |
| Evansville | EVV | EVV | KEVV | Evansville Regional Airport | P-N | 228,850 |
| Fort Wayne | FWA | FWA | KFWA | Fort Wayne International Airport | P-S | 372,030 |
| Indianapolis | IND | IND | KIND | Indianapolis International Airport | P-M | 4,655,847 |
| South Bend | SBN | SBN | KSBN | South Bend International Airport | P-S | 366,617 |
| | | | Reliever airports | | |
| Griffith | 05C | | | Griffith-Merrillville Airport | R | 0 |
| Indianapolis | EYE | | KEYE | Eagle Creek Airpark | R | 36 |
| Indianapolis | 2R2 | | | Hendricks County Airport (Gordon Graham Field) | R | 0 |
| Indianapolis | UMP | | KUMP | Indianapolis Metropolitan Airport | R | 4 |
| Indianapolis / McCordsville | MQJ | | KMQJ | Indianapolis Regional Airport (was Mount Comfort Airport) | R | 176 |
| Indianapolis / Zionsville | TYQ | | KTYQ | Indianapolis Executive Airport | R | 104 |
| Jeffersonville | JVY | | KJVY | Clark Regional Airport | R | 224 |
| | | | General aviation airports | | |
| Anderson | AID | AID | KAID | Anderson Municipal Airport (Darlington Field) | GA | 5 |
| Angola | ANQ | ANQ | KANQ | Tri-State Steuben County Airport | GA | 0 |
| Auburn | GWB | | KGWB | DeKalb County Airport | GA | 28 |
| Bedford | BFR | BFR | KBFR | Virgil I. Grissom Municipal Airport | GA | 0 |
| Bloomington | BMG | BMG | KBMG | Monroe County Airport | GA | 2,278 |
| Columbus | BAK | CLU | KBAK | Columbus Municipal Airport | GA | 5 |
| Connersville | CEV | CEV | KCEV | Mettel Field | GA | 0 |
| Crawfordsville | CFJ | | KCFJ | Crawfordsville Regional Airport | GA | 5 |
| Delphi | 1I9 | | | Delphi Municipal Airport | GA | 0 |
| Elkhart | EKM | EKI | KEKM | Elkhart Municipal Airport | GA | 309 |
| Fort Wayne | SMD | SMD | KSMD | Smith Field | GA | 0 |
| Frankfort | FKR | | KFKR | Frankfort Municipal Airport | GA | 0 |
| French Lick | FRH | FRH | KFRH | French Lick Municipal Airport | GA | 14 |
| Gary | GYY | GYY | KGYY | Gary/Chicago International Airport | GA | 428 |
| Goshen | GSH | GSH | KGSH | Goshen Municipal Airport | GA | 39 |
| Greencastle | GPC | | KGPC | Putnam County Regional Airport | GA | 34 |
| Greensburg | I34 | | | Greensburg Municipal Airport (was Greensburg-Decatur County) | GA | 0 |
| Huntingburg | HNB | HNB | KHNB | Huntingburg Airport | GA | 70 |
| Huntington | HHG | | KHHG | Huntington Municipal Airport | GA | 0 |
| Indianapolis | 8A4 | | | Indianapolis Downtown Heliport | GA | 0 |
| Indianapolis / Greenwood | HFY | | KHFY | Indy South Greenwood Airport | GA | 24 |
| Kendallville | C62 | | | Kendallville Municipal Airport | GA | 0 |
| Kentland | 50I | KKT | | Kentland Municipal Airport | GA | 0 |
| Knox | OXI | | KOXI | Starke County Airport | GA | 0 |
| Kokomo | OKK | OKK | KOKK | Kokomo Municipal Airport | GA | 0 |
| La Porte | PPO | LPO | KPPO | La Porte Municipal Airport | GA | 9 |
| Lafayette | LAF | LAF | KLAF | Purdue University Airport | GA | 3,968 |
| Logansport | GGP | | KGGP | Logansport/Cass County Airport | GA | 0 |
| Madison | IMS | MDN | KIMS | Madison Municipal Airport | GA | 90 |
| Marion | MZZ | MZZ | KMZZ | Marion Municipal Airport (McKinney Field) | GA | 10 |
| Michigan City | MGC | MGC | KMGC | Michigan City Municipal Airport (Phillips Field) | GA | 6 |
| Monticello | MCX | | KMCX | White County Airport | GA | 0 |
| Muncie | MIE | MIE | KMIE | Delaware County Regional Airport (was Delaware County Airport) | GA | 125 |
| New Castle | UWL | | KUWL | New Castle Henry County Airport (Marlatt Field) | GA | 0 |
| North Vernon | OVO | | KOVO | North Vernon Airport | GA | 0 |
| Paoli | I42 | | | Paoli Municipal Airport | GA | 0 |
| Peru | I76 | | | Peru Municipal Airport | GA | 0 |
| Plymouth | C65 | PLY | | Plymouth Municipal Airport | GA | 0 |
| Portland | PLD | | KPLD | Portland Municipal Airport | GA | 0 |
| Rensselaer | RZL | RNZ | KRZL | Jasper County Airport | GA | 0 |
| Richmond | RID | RID | KRID | Richmond Municipal Airport | GA | 10 |
| Rochester | RCR | RCR | KRCR | Fulton County Airport | GA | 14 |
| Salem | I83 | | | Salem Municipal Airport | GA | 0 |
| Seymour | SER | SER | KSER | Freeman Municipal Airport | GA | 7 |
| Shelbyville | GEZ | | KGEZ | Shelbyville Municipal Airport | GA | 23 |
| Sullivan | SIV | SIV | KSIV | Sullivan County Airport | GA | 0 |
| Tell City | TEL | | KTEL | Perry County Municipal Airport | GA | 0 |
| Terre Haute | HUF | HUF | KHUF | Terre Haute Regional Airport (Hulman Field) | GA | 475 |
| Valparaiso | VPZ | VPZ | KVPZ | Porter County Regional Airport | GA | 116 |
| Wabash | IWH | | KIWH | Wabash Municipal Airport | GA | 0 |
| Warsaw | ASW | | KASW | Warsaw Municipal Airport | GA | 26 |
| Washington | DCY | | KDCY | Daviess County Airport | GA | 0 |
| Winamac | RWN | | KRWN | Arens Field | GA | 0 |
| Winchester | I22 | | | Randolph County Airport | GA | 0 |
| | | | Other public-use airports (not listed in NPIAS) | | |
| Alexandria | I99 | | | Alexandria Airport | | |
| Angola | I58 | | | Crooked Lake Seaplane Base | | |
| Angola | 01E | | | Lake James Seaplane Base | | |
| Angola | C67 | | | Lake Pleasant Seaplane Base | | |
| Bloomfield | 1I3 | | | Shawnee Field | | |
| Bloomington | 07I | | | Lake Monroe Seaplane Base | | |
| Bluffton | C40 | | | Miller Airport | | |
| Boonville | I91 | | | Boonville Airport | | |
| Brazil | 0I2 | | | Brazil Clay County Airport | | |
| Brookville | 12I | | | Brookville Reservoir Seaplane Base | | |
| Cedar Lake | IN7 | | | Cedar Lake Seaplane Base | | |
| Clarksville | 1I6 | | | Holiday Inn Lakeview Heliport | | |
| Clear Lake | 57P | | | Clear Lake Seaplane Base | | |
| Converse | 1I8 | | | Converse Airport | | |
| Culver | 01H | | | Lake Maxinkuckee Seaplane Base | | |
| Elkhart | 3C1 | | | Mishawaka Pilots Club Airport | | |
| Eminence | 78I | | | Pam's Place Airport | | |
| Evansville | 3EV | | | Skylane Airport | | |
| Flora | 5I2 | | | Flora Municipal Airport | | |
| Franklin | 3FK | | | Franklin Flying Field | | |
| French Lick | 06I | | | Patoka Reservoir Landing Area (Seaplane Base) | | |
| Galveston | 5I6 | | | Galveston Airport | | |
| Greenfield | GFD | GFD | KGFD | Pope Field | | |
| Hagerstown | I61 | | | Hagerstown Airport | | |
| Hamilton | 01F | | | Hamilton Lake Seaplane Base | | |
| Hanover | 64I | | | Lee Bottom Airport | | |
| Hobart | 3HO | | | Hobart Sky Ranch Airport | | |
| Hudson Lake | IN6 | | | Hudson Lake Seaplane Base | | |
| Indianapolis | 7L8 | | | Post-Air Airport | | |
| Jamestown | IN2 | | | Snow Lake Seaplane Base | | |
| Kokomo | 8I3 | | | Glenndale Airport | | |
| Lake James | 7J4 | | | Jimmerson Lake Seaplane Base | | |
| Lake Village | C98 | | | Lake Village Airport | | |
| Lebanon | 6I4 | | | Boone County Airport | | |
| Leo-Cedarville | IN4 | | | Cedarville Reservoir Seaplane Base | | |
| Lowell | C97 | | | Lowell Airport | | |
| Mentone | C92 | | | Mentone Airport | | |
| Monticello | I00 | | | Lake Shafer Seaplane Base | | |
| Mount Vernon | IN3 | | | Posey Patch Ultralight | | |
| Muncie | 7I2 | | | Reese Airport | | |
| Nappanee | C03 | | | Nappanee Municipal Airport | | |
| Noblesville | I80 | | | Noblesville Airport | | |
| North Webster | IN9 | | | Webster Lake Seaplane Base | | |
| Oaktown | I20 | OTN | | Ed-Air Airport | | |
| Orleans | 7I4 | | | Orleans Airport | | |
| Peru | 43I | | | Mississinewa Reservoir Landing Area (Seaplane Base) | | |
| Scottsburg | 3R8 | | | Scottsburg Airport | | |
| Sheridan | 5I4 | | | Sheridan Airport | | |
| Stroh | IN0 | | | Big Turkey Lake Seaplane Base | | |
| Syracuse | 99D | | | Dewart Lake Seaplane Base | | |
| Syracuse | 01D | | | Lake Wawasee Seaplane Base | | |
| Terre Haute | 3I3 | | | Sky King Airport | | |
| Vevay | 8I1 | | | Robinson Airport | | |
| Warsaw | 01B | | | Tippecanoe Seaplane Base | | |
| Waterloo | 4C2 | | | Walker/Rowe Waterloo Airport | | |
| Westfield | I72 | | | Westfield Airport | | |
| Winona | 01L | | | Bass Lake Seaplane Base | | |
| Winona Lake | 02D | | | Winona Lake Seaplane Base | | |
| Woolcottville | IN5 | | | Adams Lake Seaplane Base | | |
| | | | Other military airports | | |
| Peru | GUS | GUS | KGUS | Grissom Joint Air Reserve Base / Grissom Aeroplex | | |
| | | | Notable private-use airports | | |
| Burnettsville | 77II | | | Boyer Flight Park (was public-use, FAA: 7W7) | | |
| Hobart | 9IN3 | | | Johnsons Strawberry Farm Airport | | |
| Knox | IG05 | | | Wheeler Airport (was public-use, FAA: 3C5) | | |
| La Crosse | II10 | | | Lou Abbett Farms Airport | | |
| Linton | 0IN6 | | | Morrison Flight Park (was public-use, FAA: 4U8) | | |
| Poseyville | IN95 | | | Ralph E. Koch Airport (was public-use, FAA: 61Y) | | |
| Union Mills | IN41 | | | Flying U Ranch Airport | | |
| | | | Notable former airports | | |
| Batesville | HLB | HLB | KHLB | Hillenbrand Industries Airport (closed Dec 1, 2017) | | |
| McCordsville | I21 | | | McCordsville Airpark / Brookside Airpark (closed 2003) | | |
| Butler | B25 | | | Harrold Airport (closed 2011?) | | |
| Clinton | 1I7 | | | Clinton Airport (closed 2017) | | |
| Decatur | DCR | DCR | KDCR | Decatur Hi-Way Airport (closed 2005) | | |
| Elwood | 3I1 | | | Elwood Airport (closed 2009?) | | |
| Hardinsburg | I38 | | | Action Airpark (closed 2009-2010?) | | |
| Lafayette | 3AR | | | Aretz Airport (closed 1999-2002?) | | |
| Speedway | 3SY | | | Speedway Airport (closed 1999-2002?) | | |
| Vincennes | OEA | OEA | KOEA | O'Neal Airport (closed 2009?) | | |