| Antrim County (ACB) | Bellaire | MI | Killarney to Antrim County |
| Lenawee County (ADG) | Adrian | MI | Killarney to Lenawee County |
| Allegheny County (AGC) | Pittsburgh | PA | Killarney to Allegheny County |
| Akron Fulton International (AKC) | Akron | OH | Killarney to Akron Fulton International |
| Gratiot Community (AMN) | Alma | MI | Killarney to Gratiot Community |
| Tri-State Steuben County (ANQ) | Angola | IN | Killarney to Tri-State Steuben County |
| Lima Allen County (AOH) | Lima | OH | Killarney to Lima Allen County |
| Alpena County Regional (APN) | Alpena | MI | Killarney to Alpena County Regional |
| Ann Arbor Municipal (ARB) | Ann Arbor | MI | Killarney to Ann Arbor Municipal |
| Watertown International (ART) | Watertown | NY | Killarney to Watertown International |
| Lakeland/Noble F. Lee Memorial Field (ARV) | Minocqua | WI | Killarney to Lakeland/Noble F. Lee Memorial Field |
| Appleton International (ATW) | Appleton | WI | Killarney to Appleton International |
| Wausau Downtown (AUW) | Wausau | WI | Killarney to Wausau Downtown |
| Kalamazoo/Battle Creek International (AZO) | Kalamazoo | MI | Killarney to Kalamazoo/Battle Creek International |
| Southwest Michigan Regional (BEH) | Benton Harbor | MI | Killarney to Southwest Michigan Regional |
| Bradford Regional (BFD) | Bradford | PA | Killarney to Bradford Regional |
| Beaver County (BFP) | Beaver Falls | PA | Killarney to Beaver County |
| Greater Binghamton Edwin A Link Field (BGM) | Binghamton | NY | Killarney to Greater Binghamton Edwin A Link Field |
| Wayne County (BJJ) | Wooster | OH | Killarney to Wayne County |
| Burke Lakefront (BKL) | Cleveland | OH | Killarney to Burke Lakefront |
| Battle Creek Executive (BTL) | Battle Creek | MI | Killarney to Battle Creek Executive |
| Pittsburgh/Butler Regional Airport (BTP) | Butler | PA | Killarney to Pittsburgh/Butler Regional Airport |
| Buffalo Niagara International (BUF) | Buffalo | NY | Killarney to Buffalo Niagara International |
| Wexford County (CAD) | Cadillac | MI | Killarney to Wexford County |
| Akron/Canton Regional (CAK) | Akron | OH | Killarney to Akron/Canton Regional |
| Cuyahoga County (CGF) | Cleveland | OH | Killarney to Cuyahoga County |
| Chippewa County International (CIU) | Sault Ste Marie | MI | Killarney to Chippewa County International |
| Cleveland/Hopkins International (CLE) | Cleveland | OH | Killarney to Cleveland/Hopkins International |
| Clintonville Municipal (CLI) | Clintonville | WI | Killarney to Clintonville Municipal |
| Houghton County Memorial (CMX) | Hancock | MI | Killarney to Houghton County Memorial |
| Cortland County-Chase Field (CTX) | Cortland | NY | Killarney to Cortland County-Chase Field |
| Burlington Executive (CZB) | Burlington | ON | Killarney to Burlington Executive |
| Coleman A Young Municipal (DET) | Detroit | MI | Killarney to Coleman A Young Municipal |
| Defiance Memorial (DFI) | Defiance | OH | Killarney to Defiance Memorial |
| Chautauqua County/Dunkirk (DKK) | Dunkirk | NY | Killarney to Chautauqua County/Dunkirk |
| Drummond Island (DRE) | Drummond Island | MI | Killarney to Drummond Island |
| Dansville Municipal (DSV) | Dansville | NY | Killarney to Dansville Municipal |
| Detroit Metro Wayne County (DTW) | Detroit | MI | Killarney to Detroit Metro Wayne County |
| Dunnville (DU9) | Dunnville | ON | Killarney to Dunnville |
| Dubois Regional (DUJ) | DuBois | PA | Killarney to Dubois Regional |
| Iosco County (ECA) | East Tawas | MI | Killarney to Iosco County |
| Eagle River Union (EGV) | Eagle River | WI | Killarney to Eagle River Union |
| Elkhart Municipal (EKI) | Elkhart | IN | Killarney to Elkhart Municipal |
| Elmira/Corning Regional (ELM) | Elmira | NY | Killarney to Elmira/Corning Regional |
| Wellsville Municipal/Tarantine Field (ELZ) | Wellsville | NY | Killarney to Wellsville Municipal/Tarantine Field |
| Kenosha Regional (ENW) | Kenosha | WI | Killarney to Kenosha Regional |
| Erie International/Tom Ridge Field (ERI) | Erie | PA | Killarney to Erie International/Tom Ridge Field |
| Delta County (ESC) | Escanaba | MI | Killarney to Delta County |
| West Bend Municipal (ETB) | West Bend | WI | Killarney to West Bend Municipal |
| Findlay (FDY) | Findlay | OH | Killarney to Findlay |
| Venango Regional (FKL) | Franklin | PA | Killarney to Venango Regional |
| Fond Du Lac County (FLD) | Fond Du Lac | WI | Killarney to Fond Du Lac County |
| Bishop International (FNT) | Flint | MI | Killarney to Bishop International |
| Fort Wayne International (FWA) | Fort Wayne | IN | Killarney to Fort Wayne International |
| Gladwin Zettel Memorial (GDW) | Gladwin | MI | Killarney to Gladwin Zettel Memorial |
| Gaylord Regional (GLR) | Gaylord | MI | Killarney to Gaylord Regional |
| Galion Municipal (GQQ) | Galion | OH | Killarney to Galion Municipal |
| Austin Straubel International (GRB) | Green Bay | WI | Killarney to Austin Straubel International |
| Gerald R Ford International (GRR) | Grand Rapids | MI | Killarney to Gerald R Ford International |
| Goshen Municipal (GSH) | Goshen | IN | Killarney to Goshen Municipal |
| Three Rivers Municipal Dr Haines (HAI) | Three Rivers | MI | Killarney to Three Rivers Municipal Dr Haines |
| Park Township (HLM) | Holland | MI | Killarney to Park Township |
| Roscommon County - Blodgett Memorial (HTL) | Houghton Lake | MI | Killarney to Roscommon County - Blodgett Memorial |
| Niagara Falls International (IAG) | Niagara Falls | NY | Killarney to Niagara Falls International |
| Indiana County/Jimmy Stewart Field (IDI) | Indiana | PA | Killarney to Indiana County/Jimmy Stewart Field |
| Ford (IMT) | Iron Mountain | MI | Killarney to Ford |
| Williamsport Regional (IPT) | Williamsport | PA | Killarney to Williamsport Regional |
| Kirsch Municipal (IRS) | Sturgis | MI | Killarney to Kirsch Municipal |
| Schoolcraft County (ISQ) | Manistique | MI | Killarney to Schoolcraft County |
| Ithaca Tompkins Regional (ITH) | Ithaca | NY | Killarney to Ithaca Tompkins Regional |
| Northeast Ohio Regional (JFN) | Ashtabula | OH | Killarney to Northeast Ohio Regional |
| Chautauqua County/Jamestown (JHW) | Jamestown | NY | Killarney to Chautauqua County/Jamestown |
| Jackson County/Reynolds Field (JXN) | Jackson | MI | Killarney to Jackson County/Reynolds Field |
| Capital Region International (LAN) | Lansing | MI | Killarney to Capital Region International |
| Mason County (LDM) | Ludington | MI | Killarney to Mason County |
| William T. Piper Memorial (LHV) | Lock Haven | PA | Killarney to William T. Piper Memorial |
| Lake Placid (LKP) | Lake Placid | NY | Killarney to Lake Placid |
| Leamington (LM2) | Leamington | ON | Killarney to Leamington |
| Willoughby Lost Nation Municipal (LNN) | Willoughby | OH | Killarney to Willoughby Lost Nation Municipal |
| La Porte Municipal (LPO) | La Porte | IN | Killarney to La Porte Municipal |
| Manistee County-Blacker (MBL) | Manistee | MI | Killarney to Manistee County-Blacker |
| Mbs International (MBS) | Saginaw | MI | Killarney to Mbs International |
| Mackinac Island (MCD) | Mackinac Island | MI | Killarney to Mackinac Island |
| Port Meadville (MEJ) | Meadville | PA | Killarney to Port Meadville |
| Mansfield Lahm Regional (MFD) | Mansfield | OH | Killarney to Mansfield Lahm Regional |
| Michigan City Municipal-Phillips Field (MGC) | Michigan City | IN | Killarney to Michigan City Municipal-Phillips Field |
| Milwaukee Mitchell International (MKE) | Milwaukee | WI | Killarney to Milwaukee Mitchell International |
| Muskegon County (MKG) | Muskegon | MI | Killarney to Muskegon County |
| Menominee-Marinette Twin County (MNM) | Menominee | MI | Killarney to Menominee-Marinette Twin County |
| Marion Municipal (MNN) | Marion | OH | Killarney to Marion Municipal |
| Mount Pleasant Municipal (MOP) | Mount Pleasant | MI | Killarney to Mount Pleasant Municipal |
| Sawyer International (MQT) | Marquette | MI | Killarney to Sawyer International |
| Massena International/Richards Field (MSS) | Massena | NY | Killarney to Massena International/Richards Field |
| Manitowoc County (MTW) | Manitowoc | WI | Killarney to Manitowoc County |
| Lawrence J Timmerman (MWC) | Milwaukee | WI | Killarney to Lawrence J Timmerman |
| Haliburton/Stanhope Muni (ND4) | Haliburton | | Killarney to Haliburton/Stanhope Muni |
| Lindsay (NF4) | Lindsay | ON | Killarney to Lindsay |
| Jerry Tyler Memorial (NLE) | Niles | MI | Killarney to Jerry Tyler Memorial |
| Arnprior Municipal (NP3) | Arnprior | ON | Killarney to Arnprior Municipal |
| Niagara Central (NQ3) | Welland | ON | Killarney to Niagara Central |
| Tobermory (NR4) | Tobermory | ON | Killarney to Tobermory |
| Toronto/Markham (NU8) | Markham | | Killarney to Toronto/Markham |
| Collingwood Regional (NY3) | Collingwood | ON | Killarney to Collingwood Regional |
| Ogdensburg International (OGS) | Ogdensburg | NY | Killarney to Ogdensburg International |
| Lt Warren Eaton (OIC) | Norwich | NY | Killarney to Lt Warren Eaton |
| Cattaraugus County-Olean Municipal (OLE) | Olean | NY | Killarney to Cattaraugus County-Olean Municipal |
| Oneonta Municipal (ONH) | Oneonta | NY | Killarney to Oneonta Municipal |
| Oscoda-Wurtsmith (OSC) | Oscoda | MI | Killarney to Oscoda-Wurtsmith |
| Wittman Regional (OSH) | Oshkosh | WI | Killarney to Wittman Regional |
| Plattsburgh International (PBG) | Plattsburgh | NY | Killarney to Plattsburgh International |
| Cambridge/Reid's Field (PE4) | Cambridge | ON | Killarney to Cambridge/Reid's Field |
| Harry Clever Field (PHD) | New Philadelphia | OH | Killarney to Harry Clever Field |
| St Clair County International (PHN) | Port Huron | MI | Killarney to St Clair County International |
| Pittsburgh International (PIT) | Pittsburgh | PA | Killarney to Pittsburgh International |
| Pellston Regional of Emmet County (PLN) | Pellston | MI | Killarney to Pellston Regional of Emmet County |
| Plymouth Municipal (PLY) | Plymouth | IN | Killarney to Plymouth Municipal |
| Wingham/Richard W Levan (PR7) | Wingham | ON | Killarney to Wingham/Richard W Levan |
| Mid-State (PSB) | Philipsburg | PA | Killarney to Mid-State |
| Oakland County International (PTK) | Pontiac | MI | Killarney to Oakland County International |
| Tyendinaga/Mohawk (PU6) | Tyendinaga | ON | Killarney to Tyendinaga/Mohawk |
| Batten International (RAC) | Racine | WI | Killarney to Batten International |
| Nartron Field (RCT) | Reed City | MI | Killarney to Nartron Field |
| Rhinelander Oneida County (RHI) | Rhinelander | WI | Killarney to Rhinelander Oneida County |
| Griffiss International (RME) | Rome | NY | Killarney to Griffiss International |
| Greater Rochester International (ROC) | Rochester | NY | Killarney to Greater Rochester International |
| Merrill Municipal (RRL) | Merrill | WI | Killarney to Merrill Municipal |
| Sheboygan County Memorial (SBM) | Sheboygan | WI | Killarney to Sheboygan County Memorial |
| South Bend International (SBN) | South Bend | IN | Killarney to South Bend International |
| University Park (SCE) | State College | PA | Killarney to University Park |
| Mont-Laurier (SD4) | Mont-Laurier | QC | Killarney to Mont-Laurier |
| Lachute (SE4) | Lachute | QC | Killarney to Lachute |
| Lebel-Sur-Quevillon (SH4) | Lebel-Sur-Quevillon | QC | Killarney to Lebel-Sur-Quevillon |
| Mascouche (SK3) | Montreal | QC | Killarney to Mascouche |
| Adirondack Regional (SLK) | Saranac Lake | NY | Killarney to Adirondack Regional |
| Smith Field (SMD) | Fort Wayne | IN | Killarney to Smith Field |
| Les Cedres (SS3) | Montreal | QC | Killarney to Les Cedres |
| La Sarre (SSQ) | La Sarre | QC | Killarney to La Sarre |
| Stevens Point Municipal (STE) | Stevens Point | WI | Killarney to Stevens Point Municipal |
| St Marys Municipal (STQ) | St Marys | PA | Killarney to St Marys Municipal |
| Door County Cherryland (SUE) | Sturgeon Bay | WI | Killarney to Door County Cherryland |
| Sidney Municipal (SXY) | Sidney | NY | Killarney to Sidney Municipal |
| Syracuse Hancock International (SYR) | Syracuse | NY | Killarney to Syracuse Hancock International |
| St-Bruno-De-Guigues (TA4) | St Bruno De Guigues | QC | Killarney to St-Bruno-De-Guigues |
| Toledo Executive (TDZ) | Toledo | OH | Killarney to Toledo Executive |
| Toledo Express (TOL) | Toledo | OH | Killarney to Toledo Express |
| Cherry Capital (TVC) | Traverse City | MI | Killarney to Cherry Capital |
| Tuscola Area (TZC) | Caro | MI | Killarney to Tuscola Area |
| Waukesha County (UES) | Waukesha | WI | Killarney to Waukesha County |
| Chicago/Waukegan Regional (UGN) | Chicago | IL | Killarney to Chicago/Waukegan Regional |
| Dodge County (UNU) | Juneau | WI | Killarney to Dodge County |
| West Branch Community (WBK) | West Branch | MI | Killarney to West Branch Community |
| Roben-Hood (WBR) | Big Rapids | MI | Killarney to Roben-Hood |
| Brockville Regional Tackaberry (XBR) | Brockville | ON | Killarney to Brockville Regional Tackaberry |
| Brantford Municipal (XFV) | Brantford | ON | Killarney to Brantford Municipal |
| Grimsby Airpark (XGY) | Grimsby | ON | Killarney to Grimsby Airpark |
| Joliette (XJL) | Joliette | QC | Killarney to Joliette |
| Brampton (XPN) | Brampton | ON | Killarney to Brampton |
| Sault Ste Marie (YAM) | Sault Ste Marie | ON | Killarney to Sault Ste Marie |
| Cornwall Regional (YCC) | Cornwall | ON | Killarney to Cornwall Regional |
| Centralia/James T Field Memorial (YCE) | Centralia | ON | Killarney to Centralia/James T Field Memorial |
| Chatham-Kent Municipal (YCK) | Chatham | ON | Killarney to Chatham-Kent Municipal |
| Niagara District (YCM) | St Catharines | ON | Killarney to Niagara District |
| Cochrane (YCN) | Cochrane | ON | Killarney to Cochrane |
| Bar River (YEB) | Bar River | ON | Killarney to Bar River |
| Midland/Huronia (YEE) | Midland | ON | Killarney to Midland/Huronia |
| Elliot Lake Municipal (YEL) | Elliot Lake | ON | Killarney to Elliot Lake Municipal |
| Amos Magny (YEY) | Amos | QC | Killarney to Amos Magny |
| Goderich Municipal (YGD) | Goderich | ON | Killarney to Goderich Municipal |
| Kingston (YGK) | Kingston | ON | Killarney to Kingston |
| Geraldton/Greenstone Regional (YGQ) | Geraldton | ON | Killarney to Geraldton/Greenstone Regional |
| Hearst Rene Fontaine Municipal (YHF) | Hearst | ON | Killarney to Hearst Rene Fontaine Municipal |
| John C Munro Hamilton International (YHM) | Hamilton | ON | Killarney to John C Munro Hamilton International |
| Hornepayne Municipal (YHN) | Hornepayne | ON | Killarney to Hornepayne Municipal |
| Saugeen Municipal (YHS) | Hanover | ON | Killarney to Saugeen Municipal |
| Montreal St Hubert (YHU) | Montreal | QC | Killarney to Montreal St Hubert |
| Willow Run (YIP) | Detroit | MI | Killarney to Willow Run |
| St Jean (YJN) | St Jean | QC | Killarney to St Jean |
| Kincardine (YKD) | Kincardine | ON | Killarney to Kincardine |
| Kirkland Lake Municipal (YKX) | Kirkland Lake | ON | Killarney to Kirkland Lake Municipal |
| Chapleau (YLD) | Chapleau | ON | Killarney to Chapleau |
| Lake Simcoe Regional (YLS) | Barrie-Orillia | ON | Killarney to Lake Simcoe Regional |
| Manitouwadge Municipal (YMG) | Manitouwadge | ON | Killarney to Manitouwadge Municipal |
| Moosonee (YMO) | Moosonee | ON | Killarney to Moosonee |
| Maniwaki (YMW) | Maniwaki | QC | Killarney to Maniwaki |
| Montreal International Mirabel (YMX) | Montreal | QC | Killarney to Montreal International Mirabel |
| Gatineau-Ottawa Executive (YND) | Ottawa | QC | Killarney to Gatineau-Ottawa Executive |
| Youngstown/Warren Regional (YNG) | Youngstown | OH | Killarney to Youngstown/Warren Regional |
| Matagami (YNM) | Matagami | QC | Killarney to Matagami |
| Oshawa (YOO) | Oshawa | ON | Killarney to Oshawa |
| Owen Sound - Billy Bishop Regional (YOS) | Owen Sound | ON | Killarney to Owen Sound - Billy Bishop Regional |
| Ottawa Macdonald Cartier Intl (YOW) | Ottawa | ON | Killarney to Ottawa Macdonald Cartier Intl |
| Parry Sound Area Municipal (YPD) | Parry Sound | ON | Killarney to Parry Sound Area Municipal |
| Peterborough (YPQ) | Peterborough | ON | Killarney to Peterborough |
| Pelee Island (YPT) | Pelee Island | ON | Killarney to Pelee Island |
| Muskoka (YQA) | Gravenhurst | ON | Killarney to Muskoka |
| Windsor (YQG) | Windsor | ON | Killarney to Windsor |
| R Elmer Ruddick Nakina (YQN) | Nakina | ON | Killarney to R Elmer Ruddick Nakina |
| St Thomas Municipal (YQS) | St Thomas | ON | Killarney to St Thomas Municipal |
| Thunder Bay (YQT) | Thunder Bay | ON | Killarney to Thunder Bay |
| Ottawa/Rockcliffe (YRO) | Ottawa | ON | Killarney to Ottawa/Rockcliffe |
| Ottawa/Carp (YRP) | Ottawa | ON | Killarney to Ottawa/Carp |
| Stratford Municipal (YSA) | Stratford | ON | Killarney to Stratford Municipal |
| Sudbury (YSB) | Sudbury | ON | Killarney to Sudbury |
| Smiths Falls Montague/Russ Beach (YSH) | Smiths Falls | ON | Killarney to Smiths Falls Montague/Russ Beach |
| Marathon (YSP) | Marathon | ON | Killarney to Marathon |
| Pembroke (YTA) | Pembroke | ON | Killarney to Pembroke |
| La Macaza/Mont Tremblant Intl (YTM) | La Macaza | QC | Killarney to La Macaza/Mont Tremblant Intl |
| Trenton (YTR) | Trenton | ON | Killarney to Trenton |
| Timmins Victor M Power (YTS) | Timmins | ON | Killarney to Timmins Victor M Power |
| Billy Bishop Toronto City (YTZ) | Toronto | ON | Killarney to Billy Bishop Toronto City |
| Montreal/Pierre Elliott Trudeau Intl (YUL) | Montreal | QC | Killarney to Montreal/Pierre Elliott Trudeau Intl |
| Rouyn-Noranda Regional (YUY) | Rouyn-Noranda | QC | Killarney to Rouyn-Noranda Regional |
| Val-D'or (YVO) | Val-d'Or | QC | Killarney to Val-D'or |
| Wiarton (YVV) | Wiarton | ON | Killarney to Wiarton |
| Earlton/Timiskaming Regional (YXR) | Earlton | ON | Killarney to Earlton/Timiskaming Regional |
| London (YXU) | London | ON | Killarney to London |
| Wawa Municipal (YXZ) | Wawa | ON | Killarney to Wawa Municipal |
| North Bay Jack Garland (YYB) | North Bay | ON | Killarney to North Bay Jack Garland |
| Kapuskasing (YYU) | Kapuskasing | ON | Killarney to Kapuskasing |
| Toronto Lester B Pearson International (YYZ) | Toronto | ON | Killarney to Toronto Lester B Pearson International |
| Gore Bay Manitoulin (YZE) | Gore Bay | ON | Killarney to Gore Bay Manitoulin |
| Sarnia/Chris Hadfield (YZR) | Sarnia | ON | Killarney to Sarnia/Chris Hadfield |
