| LAD | FNLU | Luanda - 4 de Fevereiro Airport, Angola |
| LAE | AYLA | Lae - Nadzab Airport, Papua New Guinea |
| LAI | LFRO | Lannion Airport- Côte de Granit, France |
| LAN | KLAN | Lansing - Capital City Airport, United States |
| LAP | MMLP | La Paz-Manuel de Leon Airport, Mexico |
| LAS | KLAS | Las Vegas - McCarran International Airport, United States |
| LAX | KLAX | Los Angeles Airport, United States |
| LBA | EGNM | Leeds Bradford International Airport, United Kingdom |
| LBB | KLBB | Lubbock International Airport, United States |
| LBC | EDHL | Lübeck Airport, Germany |
| LBF | KLBF | North Platte Regional Airport, United States |
| LBG | LFPB | Le Bourget Airport, France |
| LBI | LFCI | Albi - Le Sequestre Airport, France |
| LBQ | FOGR | Lambarene Aeroport, Gabon |
| LBU | WBKL | Labuan Airport, Malaysia |
| LBV | FOOL | Libreville-Leon M´Ba Int´l Airport, Gabon |
| LCA | LCLK | Larnaca Airport, Cyprus |
| LCE | MHLC | La Ceiba - Golson International Airport, Honduras |
| LCG | LECO | La Coruña Airport, Spain |
| LCJ | EPLL | Lodz - Lublinek Airport, Poland |
| LCK | KLCK | Rickenbacker International Airport, United States |
| LCY | EGLC | London City Airport, United Kingdom |
| LDE | LFBT | Tarbes-Lourdes-Pyrenées Airport, France |
| LDU | WBKD | Lahad Datu Airport, Malaysia |
| LDY | EGAE | City of Derry - Londonderry Airport, United Kingdom |
| LED | ULLI | St Petersburg - Pulkovo Airport, Russia |
| LEH | LFOH | Le Havre/Octeville Aeroport, France |
| LEI | LEAM | Almeria Airport, Spain |
| LEJ | EDDP | Leipzig/Halle Airport, Germany |
| LEK | GULB | Labe Airport, Guinea |
| LEQ | EGHC | Land´s End (St Just) Airport, United Kingdom |
| LEX | KLEX | Lexington/Blue Grass Airport, United States |
| LEY | EHLE | Lelystad Airport, Netherlands |
| LFT | KLFT | Lafayette Regional Airport, United States |
| LFW | DXXX | Lomé-Tokoin Airport, Togo |
| LGA | KLGA | New York - La Guardia Airport, United States |
| LGB | KLGB | Long Beach Airport, United States |
| LGC | LELN | León Airport, Spain |
| LGG | EBLG | Liège Airport, Belgium |
| LGK | WMAM | Langkawi International Airport, Malaysia |
| LGS | SAMM | Malargue International Airport, Argentina |
| LGW | EGKK | London - Gatwick Airport, United Kingdom |
| LHA | EDTL | Lahr - Black Forest Airport, Germany |
| LHE | OPLA | Lahore - Allama Iqbal International Airport, Pakistan |
| LHR | EGLL | London - Heathrow Airport, United Kingdom |
| LHW | ZLLL | Lanzhou Zhongchuan Airport, China PRC |
| LIG | LFBL | Limoges/Bellegarde Airport, France |
| LIH | PHLI | Lihue Airport, United States |
| LIL | LFQQ | Lille Airport, France |
| LIN | LIML | Milan - Linate Airport, Italy |
| LIS | LPPT | Lisbon Airport, Portugal |
| LIT | KLIT | Little Rock National Airport, United States |
| LJU | LJLJ | Ljubljana D D Airport, Slovenia |
| LKL | ENNA | Lakselv - Banak Airport, Norway |
| LKO | VILK | Lucknow - Amausi Airport, India |
| LLA | ESPA | Luleå - Kallax Cargo Airport, Sweden |
| LLW | FWKI | Lilongwe - Kamuzu International Airport, Malawi |
| LME | LFRM | Le Mans Airport, France |
| LMH | MRLM | Limon International Airport, Costa Rica |
| LMT | KLMT | Klamath Falls Int´l Airport, United States |
| LNS | KLNS | Lancaster Airport, United States |
| LNZ | LOWL | Linz - Blue Danube Airport, Austria |
| LOS | DNMM | Lagos - Murtala Muhammed Airport, Nigeria |
| LPA | GCLP | Gran Canaria Airport, Canary Islands |
| LPB | SLLP | La Paz - J F Kennedy International Airport, Bolivia |
| LPK | UUOL | Lipetsk Airport, Russia |
| LPL | EGGP | Liverpool - John Lennon Airport, United Kingdom |
| LPP | EFLP | Lappeenranta Airport, Finland |
| LPR | KLPR | Lorain County Community Development, United States |
| LPX | EVLA | Liepaja International Airport, Latvia |
| LRD | KLRD | Laredo Int´l Airport, United States |
| LRH | LFBH | La Rochelle - Ile de Ré Airport, France |
| LRT | LFRH | Lorient/Lann-Bihoué Airport, France |
| LSC | SCSE | La Serena Airport - La Florida, Chile |
| LSE | KLSE | La Crosse Municipal Airport, United States |
| LSI | EGPB | Shetland Isles - Sumburgh Airport, United Kingdom |
| LST | YMLT | Launceston Airport, Australia |
| LTN | EGGW | London - Luton Airport, United Kingdom |
| LTQ | LFAT | Le Touquet-Côte d´Opale Airport, France |
| LTT | LIMN | St Tropez Aeroport du Golfe, France |
| LUG | LSZA | Lugano Airport, Switzerland |
| LUN | FLLS | Lusaka International Airport, Zambia |
| LUX | ELLX | Luxembourg Airport, Luxembourg |
| LVI | FLLI | Livingstone International Airport, Zambia |
| LWA | | Shetland Isles - Lerwick Tingwall Airport, United Kingdom |
| LWN | UDSG | Gyumri - Shirak Airport, Armenia |
| LXA | ZULS | Lhasa Gonggar Airport, China PRC |
| LXR | HELX | Luxor Airport, Egypt |
| LXS | LGLM | Limnos Airport, Greece |
| LYH | KLYH | Lynchburg Regional Airport, United States |
| LYN | LFLY | Lyon/Bron Int´l Airport, France |
| LYP | OPFA | Faisalabad International Airport, Pakistan |
| LYR | ENSB | Svalbard - Longyear Airport, Norway |
| LYS | LFLL | Lyon - Aéroport Lyon-Saint Exupéry, France |
| LYX | EGMD | London Ashford- Lydd Airport, United Kingdom |
