Airlines

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)

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

PC; Airports: Istanbul - Sabiha Gökcen, Izmir Adnan Menderes, Antalya, Ankara Esenboga, Ercan, Cyprus, Adana, Rome-Fiumicino, Rome, all Airports - (FCO, CIA)

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

TK; Airports: Istanbul-Ataturk, Ankara Esenboga, Istanbul - Sabiha Gökcen, Oslo-Gardermoen, Stockholm-Arlanda, Stockholm Metropolitan Area, Izmir Adnan Menderes, Antalya

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

EW; Airports: Dusseldorf, Stuttgart-Echterdingen, Cologne (Koeln)-Bonn, Hamburg, Berlin (TXL, SXF), Berlin-Tegel, Palma de Mallorca, Vienna International

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

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

MS; Airports: Cairo International, Copenhagen, Jeddah-King Abdulaziz International Airport, Lisbon, Istanbul-Ataturk, Johannesburg-Johannesburg Inernational, Aswan-Daraw Airport, Luxor

XQ; Airports: Antalya, Izmir Adnan Menderes, Dusseldorf, Cologne (Koeln)-Bonn, Hannover, Frankfurt-Main, Stuttgart-Echterdingen, Vienna International

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

IB; Airports: Madrid-Barajas, London, all Airports (LCY, LGW, LHR, LTN, STN, SEN), London Heathrow, Barcelona, Chicago-IL all Airports (ORD, MDW, RFD), Chicago O'Hare International Airport, IL, Miami International Airport, FL, Mexico City-Juarez International

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

TU; Airports: Tunis-Carthage, Paris - Metropolitan Area (CDG, ORY, BVA, XCR), Paris-Orly, Djerba-Zarzis Airport, Monastir, Nice-Côte d'Azur, Lyon - Saint-Exupéry (Satolas), Milan, all Airports (MXP, LIN, BGY)

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

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

W6; Airports: Budapest-Ferihegy, Warsaw, Bucharest-Otopeni, London, all Airports (LCY, LGW, LHR, LTN, STN, SEN), Gdansk, London Luton, Katowice, Vienna International

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

EY; Airports: Sydney-Kingsford Smith International Airport, NSW, Melbourne-Tullamarine International Airport, Oslo-Gardermoen, Stockholm Metropolitan Area, Stockholm-Arlanda, Brisbane, Rome-Fiumicino, Rome, all Airports - (FCO, CIA)