Turkish Airlines (Turkey)
TK; Airports: Istanbul-Ataturk, Ankara Esenboga, Istanbul - Sabiha Gökcen, Oslo-Gardermoen, Stockholm-Arlanda, Stockholm Metropolitan Area, Izmir Adnan Menderes, Antalya
Pegasus Airlines (Turkey)
PC; Airports: Istanbul - Sabiha Gökcen, Izmir Adnan Menderes, Antalya, Ankara Esenboga, Ercan, Cyprus, Adana, Rome-Fiumicino, Rome, all Airports - (FCO, CIA)
Lufthansa (Germany)
LH; Airports: Munich, Frankfurt-Main, Oslo-Gardermoen, Vienna International, Dusseldorf, Chicago-IL all Airports (ORD, MDW, RFD), Chicago O'Hare International Airport, IL, Stockholm-Arlanda
Eurowings (Germany)
EW; Airports: Dusseldorf, Stuttgart-Echterdingen, Cologne (Koeln)-Bonn, Hamburg, Berlin (TXL, SXF), Berlin-Tegel, Palma de Mallorca, Vienna International
Emirates Airline (United Arab Emirates)
EK; Airports: Dubai, Sydney-Kingsford Smith International Airport, NSW, Melbourne-Tullamarine International Airport, New York (JFK, EWR, LGA), Seattle-Tacoma International Airport, WA, Brisbane, Boston Logan International Airport, MA, New York - John F. Kennedy International Airport, NY
Condor (Germany)
DE; Airports: Frankfurt-Main, Dusseldorf, Manchester, Munich, Palma de Mallorca, Hannover, Cancun, Hamburg
easyJet (United Kingdom)
U2; Airports: London, all Airports (LCY, LGW, LHR, LTN, STN, SEN), London Gatwick, Berlin (TXL, SXF), Milan, all Airports (MXP, LIN, BGY), Milan-Malpensa, Berlin-Tegel, Geneva, London Luton
United Airlines (United States)
UA; Airports: Chicago-IL all Airports (ORD, MDW, RFD), Chicago O'Hare International Airport, IL, New York (JFK, EWR, LGA), New York - Newark Liberty International Airport, NJ, San Francisco International Airport, CA, Houston - George Bush Intercontinental Airport, TX, Houston - Metropolitan Area (IAH, HOU), Washington-DC
Swiss International Air Lines (Switzerland)
LX; Airports: Zurich (Zürich)-Kloten, Geneva, Vienna International, Chicago-IL all Airports (ORD, MDW, RFD), Chicago O'Hare International Airport, IL, London, all Airports (LCY, LGW, LHR, LTN, STN, SEN), Frankfurt-Main, Lulea
Frontier Airlines (United States)
F9; Airports: Denver International Airport, CO, Orlando International Airport, FL, Las Vegas - McCarran International Airport, NV, Guadalajara, Cancun, Philadelphia International Airport, PA, Chicago-IL all Airports (ORD, MDW, RFD), Chicago O'Hare International Airport, IL
Royal Air Maroc (Morocco)
AT; Airports: Casablanca, Doha International Airport, Istanbul-Ataturk, Marrakech-Menara, Paris - Metropolitan Area (CDG, ORY, BVA, XCR), Paris-Orly, New York - John F. Kennedy International Airport, NY, New York (JFK, EWR, LGA)
Royal Jordanian (Jordan)
RJ; Airports: Amman - Queen Alia International Airport, Chicago-IL all Airports (ORD, MDW, RFD), Chicago O'Hare International Airport, IL, Doha International Airport, New York (JFK, EWR, LGA), New York - John F. Kennedy International Airport, NY, Cairo International, Jeddah-King Abdulaziz International Airport
Sun Express (Turkey)
XQ; Airports: Antalya, Izmir Adnan Menderes, Dusseldorf, Cologne (Koeln)-Bonn, Hannover, Frankfurt-Main, Stuttgart-Echterdingen, Vienna International
Spirit Airlines (United States)
NK; Airports: Fort Lauderdale-Hollywood International Airport, FL, Orlando International Airport, FL, Las Vegas - McCarran International Airport, NV, Detroit Metropolitan Area, Detroit Metropolitan Wayne County Airport, MI, Baltimore-Washington International-Thurgood Marshall Airport, MD, Los Angeles International Airport, CA, Chicago-IL all Airports (ORD, MDW, RFD)
SAS Scandinavian Airlines (Sweden)
SK; Airports: Oslo-Gardermoen, Stockholm-Arlanda, Stockholm Metropolitan Area, Copenhagen, Chicago-IL all Airports (ORD, MDW, RFD), Chicago O'Hare International Airport, IL, Bergen-Flesland, Trondheim
Qatar Airways (Qatar)
QR; Airports: Doha International Airport, London, all Airports (LCY, LGW, LHR, LTN, STN, SEN), London Heathrow, Sao Paulo Guarulhos International Airport, Sao Paulo - Metropolitan Area ( CGH, GRU, VCP), Muscat-Seeb, Kuwait-Kuwait International, Edinburgh
American Airlines (United States)
AA; Airports: Chicago-IL all Airports (ORD, MDW, RFD), Chicago O'Hare International Airport, IL, Dallas-Fort Worth International Airport, T, Charlotte Douglas International Airport, NC, London, all Airports (LCY, LGW, LHR, LTN, STN, SEN), New York (JFK, EWR, LGA), London Heathrow, Miami International Airport, FL
Ethiopian Airlines (Ethiopia)
ET; Airports: Addis Ababa, Oslo-Gardermoen, Stockholm-Arlanda, Stockholm Metropolitan Area, Frankfurt-Main, Sao Paulo Guarulhos International Airport, Sao Paulo - Metropolitan Area ( CGH, GRU, VCP), Vienna International
Air Cairo (Egypt)
SM; Airports: Sharm el-Sheikh, Hurghada International, Milan, all Airports (MXP, LIN, BGY), Milan-Malpensa, Borg El Arab, Marsa Alam International Airport, Bologna, Naples
Air Canada (Canada)
AC; Airports: Toronto, Toronto - Lester B. Pearson International Airport, Chicago-IL all Airports (ORD, MDW, RFD), Chicago O'Hare International Airport, IL, Montreal, Metropolitan Area - (YUL, YMX, YHU), Montréal-Pierre Elliott Trudeau International Airport, Denver International Airport, CO, Frankfurt-Main