Questions related to airports themselves rather than "airlines" and "air-travel", which have their own tags. "Airport-transfer" is also covered by a separate tag.
Questions related to airports themselves.
See also:
Note that questions can be tagged for individual airports using the standard 3-letter airport codes such as lhr for London Heathrow.
Photius Coutsoukis has a listing of IATA codes at http://www.photius.com/wfb2001/airport_codes_alpha.html#G with useful search facilities.
In addition to a generic tyo for all airports in the TOKYO metropolitan area, the following specific tags are currently in use:
abz Aberdeen International Airport auh Abu Dhabi International Airport aep Aeroparque Jorge Newbery lad Aeroporto Internacional 4 de Fevereiro alc Aeropuerto de Alicante-Elche ala Almaty International Airport flr Amerigo Vespucci ams Amsterdam Airport Schiphol ayt Antalya Airport anr Antwerp gpa Araxos Airport tse Astana International Airport ist Atatürk International Airport ath Athens International Airpor akl Auckland Airport avv Avalon Airport hux Bahías de Huatulco International Airport bcn Barcelona–El Prat Airport bva Beauvais–Tillé Airport pek Beijing Capital International Airport tlv Ben Gurion Airport txl Berlin Tegel "Otto Lilienthal" Airport sxf Berlin-Schönefeld ytz Billy Bishop Toronto City Airport bhx Birmingham Airport kbp Boryspil International Airport bos Boston Logan Airport bne Brisbane International Airport bru Brussels Airport crl Brussels South Charleroi Airport bud Budapest Liszt Ferenc Nemzetközi Repülőtér cns Cairns International Airport cai Cairo International Airport cbg Cambridge International Airport cun Cancún International Airport clt Charlotte Douglas International Airport maa Chennai International Airport bom Chhatrapati Shivaji International Airport mdw Chicago Midway International Airport ngo Chubu Centrair International Airport crk Clark International Airport cgn Cologne Bonn Airport scl Comodoro Arturo Merino Benítez International Airport cph Copenhagen Airport dfw Dallas/Fort Worth International Airport den Denver International Airport dtw Detroit Metropolitan Wayne County Airport doh Doha International Airport and/or Hamad International Airport dme Domodedovo International Airport dmk Don Mueang International Airport dxb Dubai International Airport dub Dublin Airport dus Düsseldorf Airport edi Edinburgh Airport ein Eindhoven Airport lpb El Alto International Airport bog El Dorado International Airport ecn Ercan International Airport asr Erkilet International Airpor bsl EuroAirport Basel-Mulhouse-Freiburg fll Fort Lauderdale–Hollywood International Airport fra Frankfurt am Main Airport hhn Frankfurt-Hahn Airport lgw Gatwick Airport gva Geneva International Airport gmp Gimpo International Airport gro Girona-Costa Brava Airport got Göteborg Landvetter Airport roc Greater Rochester International Airport can Guangzhou Baiyun International Airport atl Hartsfield–Jackson Atlanta International Airport cur Hato International Airport or Curaçao International Airport hel Helsinki Airport, or Helsinki-Vantaa Airport pbc Hermanos Serdán International Airport gyd Heydar Aliyev International Airport hkg Hong Kong International Airport iah Houston George Bush Intercontinental Airport icn Incheon International Airport ind Indianapolis International Airport del Indira Gandhi International Airport cju Jeju International Airport pbm Johan Adolf Pengel International Airport jfk John F. Kennedy International Airport sna John Wayne Airport gye Jose Joaquin de Olmedo Airport sjo Juan Santamaría International Airport kix Kansai International Airport kef Keflavík International Airport jro Kilimanjaro International Airport kbv Krabi International Airport kul Kuala Lumpur International Airport kno Kualanamu International Airport lga LaGuardia Airport lej Leipzig/Halle Airport fco Leonardo da Vinci-Fiumicino Airport lis Lisbon Portela Airport gau Lokpriya Gopinath Bordoloi International Airport lcy London City Airport lhr London Heathrow Airport ltn London Luton Airport sen London Southend Airport stn London Stansted Airport lgb Long Beach Airport lax Los Angeles International Airport sju Luis Muñoz Marín International Airpor nas Lynden Pindling International Airport skg Macedonia International Airport mad Madrid–Barajas Airport udr Maharana Pratap Airport man Manchester Airport mnl Manila International Airport vlc Manises mst Mastricht Aachen las McCarran International Airport mel Melbourne Airport mex Mexico City International Airport, also known as Benito Juárez International Airport mia Miami International Airport mxp Milan–Malpensa Airport lin Milano Linate Airport eze Ministro Pistarini International Airport msp Minneapolis–Saint Paul International Airport yul Montréal–Pierre Elliott Trudeau International Airport muc Munich Airport los Murtala Muhammed International Airport mct Muscat International Airport nte Nantes Atlantique Airport nrt Narita International Airport ccu Netaji Subhas Chandra Bose International Airport nav Nevşehir Kapadokya Airport isg New Ishigaki Airport ewr Newark Liberty International Airport nce Nice Côte d'Azur Airport han Nội Bài International Airport nou Noumea Tontouta oak Oakland International Airport ord O'Hare International Airport jnb OR Tambo International Airport mco Orlando International Airport osl Oslo Airport yow Ottawa/Macdonald-Cartier International Airport ory Paris Orly Airport cdg Paris-Charles de Gaulle Airport or Roissy Airport phl Philadelphia International Airport tgd Podgorica pdx Portland International Airport elq Prince Nayef bin Abdulaziz Regional Airport pnq Pune Airport zqn Queenstown International Airport uip Quimper–Cornouaille Airport reu Reus Airport rix Riga International Airport cia Rome Ciampino Airport dca Ronald Reagan Washington National Airport saw Sabiha Gökçen International Airport poa Salgado Filho International Airport sfo San Francisco International Airport syx Sanya Phoenix International Airport gru São Paulo/Guarulhos–Governador André Franco Montoro International Airport sea Seattle-Tacoma International Airport sha Shanghai International Airport pvg Shanghai Pudong International Airport svo Sheremetyevo International Airport sin Singapore Changi Airport cgk Soekarno Hatta International Airport arn Stockholm Arlanda Airport bkk Suvarnabhumi Airport syd Sydney Airport tpe Taiwan Taoyuan International Airport tfs Tenerife South Airport pty Tocumen International Airport hnd Tokyo Haneda Airport yyz Toronto Pearson International Airport tsf Treviso-Sant'Angelo Airport ktm Tribhuvan International Airport tos Tromsø Airport trd Trondheim Airport mcx Uytash Airport prg Václav Havel Airport Prague yvr Vancouver International Airport vce Venice Marco Polo Airport vie Vienna International Airport vno Vilnius Airport waw Warsaw Chopin Airport iad Washington Dulles International Airport nrn Weeze Airport wlg Wellington International Airport zad Zadar Airport zrh Zurich Airport evn Zvartnots International Airport