| FR-0517 | Les Ailes de Sergy ULM | Sergy | Small airport |
| FR-0957 | Les Ailes de la Morière Airfield | — | Small airport |
| FR-0764 | Les Ailes du Der Airfield | Sommevoire | Small airport |
| FR-0742 | Les Avant Gardes Airfield | — | Small airport |
| FR-0725 | Les Bardellières Airfield | — | Small airport |
| FR-0380 | Les Bories Ultralight Airfield | Saint-Bonnet-de-Chirac, Lozère | Small airport |
| FR-0829 | Les Chansèves Airfield | — | Small airport |
| FR-0541 | Les Chateaux Ultralight Airfield | Francueil, Indre-et-Loire | Small airport |
| FR-0598 | Les Cigognes d'Epfig Ultralight Airfield | Epfig, Bas-Rhin | Small airport |
| FR-0235 | Les Deux Alpes Heliport | Les Deux Alpes, Isère | Heliport |
| FR-1014 | Les Eyssagnes Ultralight Airfield | Saint-Jean-Saint-Nicolas, Hautes-Alpes | Small airport |
| FR-0916 | Les Gardios Négrepelisse Airfield | — | Small airport |
| LFXU | Les Mureaux Airfield | Les Mureaux, Yvelines | Small airport |
| FR-0437 | Les Noyers Ultralight Airfield | Noyers, Eure | Small airport |
| FR-0766 | Les Potes Adon'fe 08 Airfield | Chaumont-Porcien, Ardennes | Small airport |
| FR-1011 | Les Queyrons Airfield | Gonfaron, Var | Small airport |
| LSO | Les Sables-d'Olonne Talmont Airport | Les Sables-d'Olonne | Small airport |
| FR-0090 | Les Sangliers Heliport | Guyancourt, Yvelines | Heliport |
| FR-1215 | Les Valettes Glider Landing Field | Tourrettes-sur-Loup, Alpes-Maritimes | Small airport |
| FR-1031 | Les Vastres Airfield | — | Small airport |
| FR-0857 | Les ailes de Rohrbach Airfield | — | Small airport |
| FR-0813 | Les champs blancs Airfield | — | Small airport |
| LFDU | Lesparre St Laurent Medoc Airfield | — | Small airport |
| FR-1235 | Lesquin SNCF DZ | Lesquin | Heliport |
| LFOM | Lessay Airfield | Lessay, Basse-Normandie | Small airport |
| FR-1062 | Leyrieu Airfield | Saint-Romain-de-Jalionas, Isère | Small airport |
| FR-0993 | Libarderie Blond Airfield | — | Small airport |
| LFDI | Libourne-Artigues-de-Lussac Airfield | Libourne/Artigues-de-Lussac | Small airport |
| LFQE | Lieutenant Étienne Mantoux Air Base | Rouvres-en-Woëvre | Medium airport |
| FR-0735 | Ligny Airfield | Ligny-le-Ribault, Loiret | Closed |
| FR-0129 | Lille University Hospital Heliport | Lille, Nord | Heliport |
| FR-0807 | Limbardier Airfield | — | Small airport |
| FR-1196 | Limont DZ | Limont | Heliport |
| FR-0818 | Llupia Airfield | — | Small airport |
| FR-0587 | Loches Airfield | — | Small airport |
| FR-1139 | Loches Centre Hospitalier Heliport | — | Heliport |
| LFPL | Lognes Emerainville Airfield | Lognes, Seine-et-Marne | Small airport |
| FR-0774 | Lombard Airfield | — | Small airport |
| LFGS | Longuyon Villette Airfield | Longuyon, Meurthe-et-Moselle | Small airport |
| LFGL | Lons-le-Saunier Courlaoux Airfield | Courlaoux | Small airport |
| FR-0075 | Lons-le-Saunier Hospital Heliport | Lons-le-Saunier, Jura | Heliport |
| LRT | Lorient South Brittany (Bretagne Sud) Airport | Lorient/Lann/Bihoué | Medium airport |
| LFDL | Loudun Airfield | Pamiers | Small airport |
| FR-0007 | Louis Pasteur Colmar Hospital Heliport | Colmar | Heliport |
| FR-0076 | Louis Pasteur General Hospital Heliport | Dole, Jura | Heliport |
| FR-1090 | Louis Raffalli Manosque Hospital Heliport | Manosque, Alpes-de-Haute-Provence | Heliport |
| FR-0711 | Loulappe Airfield | Saint-Luperce, Eure-et-Loir | Small airport |
| FR-1113 | Lumbin Airfield | — | Small airport |
| LFQC | Lunéville-Croismare Airfield | Chanteheux | Small airport |
| FR-0907 | Luquet Airfield | — | Small airport |
