Adria Airways (Slovenia)
JP; Airports: Copenhagen, Munich, Frankfurt-Main, Ljubljana-Brnik, Dusseldorf, Amsterdam-Schiphol, Zurich (Zürich)-Kloten, Berlin (TXL, SXF)
Advanced Air (United States)
AN
Aegean Airlines (Greece)
A3; Airports: Athens, Munich, Stockholm-Arlanda, Stockholm Metropolitan Area, Frankfurt-Main, Copenhagen, Paris - Charles de Gaulle, Paris - Metropolitan Area (CDG, ORY, BVA, XCR)
AerCaribe (Colombia)
JK
Aereotuy (Venezuela)
LD
Aer Lingus Irish Airlines (Ireland)
EI; Airports: Chicago-IL all Airports (ORD, MDW, RFD), Chicago O'Hare International Airport, IL, Dublin, London, all Airports (LCY, LGW, LHR, LTN, STN, SEN), London Heathrow, Boston Logan International Airport, MA, New York (JFK, EWR, LGA), New York - John F. Kennedy International Airport, NY
Aer Lingus UK (United Kingdom)
EG
Aerocaribbean (Cuba)
7L
Aero Contractors (Nigeria)
N2
Aero Dili (East Timor)
8G
Aeroflot Russian Airlines (Russian Federation)
SU; Airports: Moscow - Metropolitan Area, Moscow-Sheremetyevo, Paris - Metropolitan Area (CDG, ORY, BVA, XCR), Paris - Charles de Gaulle, St. Petersburg - Pulkovo (Leningrad), Rome-Fiumicino, Rome, all Airports - (FCO, CIA), Amsterdam-Schiphol
AeroItalia (Italy)
XZ
Aero K (South Korea)
RF
Aerolineas Argentinas (Argentina)
AR; Airports: Buenos Aires - all Airports (EZE, AEP), Sao Paulo - Metropolitan Area ( CGH, GRU, VCP), Sao Paulo Guarulhos International Airport, Buenos Aires-Jorge Newbery, Rio de Janeiro - Galeao, Rio de Janeiro, all Airports (GIG, SDU), Hartsfield-Jackson Atlanta International Airport, GA, Buenos Aires-Ezeiza International Airport
Aerolink Uganda (Uganda)
A8
Aerolíneas Sosa (Honduras)
S0; Airports: La Ceiba, Roatan, San Pedro Sula, Tegucigalpa, Utila Island
Aeromar (Mexico)
VW; Airports: Mexico City-Juarez International, Guadalajara, Acapulco, Ixtapa-Zihuatanejo, Veracruz, Colima, Puerto Vallarta, Oaxaca
Aero Mongolia (Mongolia)
M0
Aeroméxico (Mexico)
AM; Airports: Hartsfield-Jackson Atlanta International Airport, GA, Mexico City-Juarez International, Detroit Metropolitan Area, Detroit Metropolitan Wayne County Airport, MI, New York (JFK, EWR, LGA), Los Angeles International Airport, CA, New York - John F. Kennedy International Airport, NY, Salt Lake City International Airport, UT
Aerosul Linhas Aéreas (Brazil)
2S