List of Airlines at (OPO) airport

1. Aegean Airlines
2. AirBaltic
3. Air Europa (Tel +351 213 587 680)
4. Air France
5. Air Transat (Tel +351 218 487 741)
6. Azores Airlines (Tel +351 229 470 330)
7. British Airways (Tel +351 808 200 125)
8. Brussels Airlines (Tel +351 707 200 424)
9. EasyJet (Tel +351 211 222 210)
10. Eurowings (Tel +351 229 432 542)
11. Finnair
12. Flyr
13. Iberia (Tel +351 707 200 000)
14. KLM
15. Lufthansa (Tel +351 229 437 900)
16. Luxair (Tel +352 2456 4242)
17. PLAY
18. Royal Air Maroc
19. Ryanair (Tel +44 127 935 8438)
20. Swiss International Air Lines (Tel +351 808 200 487)
21. TAP Air Portugal (Tel +351 707 205 700)
22. Transavia (Tel +351 300 506 299)
23. Turkish Airlines (Tel +351 229 453 500)
24. United Airlines
25. Volotea
26. Vueling (Tel +351 707 783 939)
27. Wizz Air (Tel +351 707 500 209)

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.)