List of Airlines at (OTP) airport

Aegean Airlines (Tel +40 727 735 878)
Air Bucharest (Tel +40 212 425 530/31)
Air France (Tel +40 216 550 740)
Air Serbia (Tel +40 215 990 108 / 212 041 458)
Animawings
Arkia
ASL Airlines
Austrian Airlines (Tel +40 216 550 730 / +43 170 148 1000)
Becker Aviation
Blue Air
British Airways (Tel +40 212 042 003)
Corendon Airlines
Croatia Airlines
Czech Airlines (Tel +40 212 233 205 / 230 988)
El Al (Tel +40 212 042 018)
Eurowings (Tel +40 212 042 003)
Flydubai (Tel +40 314 035 044/45)
Israir
KLM (Tel +40 216 550 739)
LOT Polish Airlines (Tel +40 727 735 878)
Lufthansa (Tel +40 216 550 719 / +49 698 679 9799)
Pegasus Airlines (Tel +40 213 151 359 / 079 175)
Qatar Airways (Tel +40 212 042 003)
Ryanair (Tel +40 212 013 486)
SunExpress
Swiss International Air Lines (Tel +40 216 550 724 / +41 848 700 700)
TAROM (Tel +40 212 041 355 / 014 979)
Tiriac Air
Turkish Airlines (Tel +40 212 047 005)
Wizz Air (Tel +40 903 760 160)

Many passengers do not know who to consult or make a claim to some doubts that arise before or after traveling, or any inconvenience that may occur. Listed below are topics that need to be consulted, coordinated or resolved directly with the airline.   Check in procedure   Documentation and visa required   Baggage weight limits, restricted and prohibited Items   Baggage and excess billing rates   Requirements for minors traveling alone or without parents   Special passengers needing prior coordination with the airline: people with disabilities, reduced mobility and pregnant women   Lost, delayed or damaged baggage reclaim   Possible flight's changes of date or cancellations   Confirmation of flight schedules (departures or arrivals)   Flight status report (for possible delays, cancellations, rescheduling)   In case your airline reschedules your flight, coordinate with the company for possible compensation, due to extra nights accomodation, food, flight connection lost, etc. Remember that it is always advisable to have a traveler's assistance insurance, in case the airline does not respond to any inconvenience that might happen (baggage lost or damaged, cancellation or flight delay, etc.)