Air India (India)
AI; Airports: New Delhi Indira Gandhi, Frankfurt-Main, Mumbai (Bombay), Colombo, Lisbon Portela, Addis Ababa, London Heathrow, London (LCY, LGW, LHR, LTN, STN, SEN)
Vistara (India)
UK; Airports: New Delhi Indira Gandhi, Mumbai (Bombay), Guwahati, Kolkata (Calcutta), Chennai (Madras), Ahmedabad, Bengaluru (Bangalore), Port Blair
IndiGo Airlines (India)
6E; Airports: Bengaluru (Bangalore), New Delhi Indira Gandhi, Hyderabad, Kolkata (Calcutta), Chennai (Madras), Mumbai (Bombay), Kochi, Ahmedabad
Spicejet (India)
SG; Airports: Mumbai (Bombay), New Delhi Indira Gandhi, Hyderabad, Bengaluru (Bangalore), Chennai (Madras), Kolkata (Calcutta), Ahmedabad, Goa
Air India Express (India)
IX; Airports: Kozhikode (Calicut), Mumbai (Bombay), Dubai, Kochi, Thiruvananthapuram, Kerala, New Delhi Indira Gandhi, Abu Dhabi, Mangalore
AirAsia India (India)
I5; Airports: Bengaluru (Bangalore), New Delhi Indira Gandhi, Kolkata (Calcutta), Hyderabad, Goa, Pune, Jaipur-Sanganer, Kochi
Star Air (India)
S5
Akasa Air (India)
QP
Lufthansa (Germany)
LH; Airports: Munich, Frankfurt-Main, Oslo-Gardermoen, Vienna, Dusseldorf, Chicago IL all Airports (ORD, MDW, RFD), Chicago O'Hare, Stockholm-Arlanda
Turkish Airlines (Turkey)
TK; Airports: Istanbul Atatürk, Ankara Esenboga, Istanbul - Sabiha Gökcen, Oslo-Gardermoen, Stockholm-Arlanda, Stockholm Metropolitan Area, Izmir Adnan Menderes, Antalya
Eurowings (Germany)
EW; Airports: Dusseldorf, Stuttgart, Cologne (Koeln)-Bonn, Hamburg, Berlin (TXL, SXF), Berlin-Tegel, Palma de Mallorca, Vienna
Pegasus Airlines (Turkey)
PC; Airports: Istanbul - Sabiha Gökcen, Izmir Adnan Menderes, Antalya, Ankara Esenboga, Ercan, Cyprus, Adana, Rome Fiumicino Leonardo da Vinci, Rome, all Airports - (FCO, CIA)
Sun Express (Turkey)
XQ; Airports: Antalya, Izmir Adnan Menderes, Dusseldorf, Cologne (Koeln)-Bonn, Hannover, Frankfurt-Main, Stuttgart, Vienna
Condor (Germany)
DE; Airports: Frankfurt-Main, Dusseldorf, Manchester, Munich, Palma de Mallorca, Hannover, Cancun, Hamburg
Qatar Airways (Qatar)
QR; Airports: Doha, London (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
Thai Airways (Thailand)
TG; Airports: Bangkok Suvarnabhumi, Frankfurt-Main, Copenhagen, Stockholm-Arlanda, Stockholm Metropolitan Area, Oslo-Gardermoen, Taiwan Taoyuan, Munich
KLM (Netherlands)
KL; Airports: Atlanta International Airport, GA, Amsterdam Schiphol, Detroit Metropolitan Area, Detroit Metropolitan Wayne County Airport, MI, Minneapolis - St. Paul International Airport, MN, New York (JFK, EWR, LGA), New York John F Kennedy, Salt Lake City International Airport, UT
British Airways (United Kingdom)
BA; Airports: London (LCY, LGW, LHR, LTN, STN, SEN), London Heathrow, London Gatwick, Dallas-Fort Worth International Airport, TX, Chicago IL all Airports (ORD, MDW, RFD), Chicago O'Hare, Madrid Barajas, Dublin
Emirates Airline (United Arab Emirates)
EK; Airports: Dubai, Sydney Kingsford Smith, Melbourne Tullamarine, New York (JFK, EWR, LGA), Seattle-Tacoma, Brisbane, Boston Logan, New York John F Kennedy
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)