| Country | Airline |
| Austria | Austrian Airlines |
| Lauda Air | |
| Tyrolean Airlines | |
| Australia | Qantas Airways |
| Bangladesh | Biman |
| Belgium | SN Brussels Airlines |
| Cambodia | Siem Reap Airways International |
| Czech Republik | Czech Airlines |
| China | Air China |
| China Northern Airlines | |
| Ecuador | Icaro |
| Tame | |
| England | Air UK |
| British Airways | |
| Finnland | Finnair |
| France | Air France |
| Regional Airlines | |
| Germany | Air Berlin |
| Lufthansa | |
| Hong Kong | Cathay Pacific |
| Dragonair | |
| Hungary | Malev |
| Iceland | Icelandair |
| Ireland | Air Lingus |
| Ryanair | |
| Indonesia | Adam Air |
| Deraya | |
| Garuda | |
| Merpati | |
| Pelita Air | |
| Italy | Air Dolomiti |
| Kuwait | Kuwait Airways |
| Malaysia | Malaysia Airlines |
| Mexico | Mexicana Airlines |
| North Korea | Air Koryo |
| The Netherlands | Basic Air |
| KLM | |
| KLM Cityhopper | |
| Martinair | |
| Transavia | |
| Pakistan | PIA (Pakistan International) |
| Poland | Lot Polish Airline |
| Portugal | Air Portugal |
| Qatar | Qatar Airways |
| Romenia | Tarom Romanian Airlines |
| Russian Federation | Pulkovo Aviation |
| Saudi Arabia | Saudi Arabian Airlines |
| Scandinavia | SAS |
| Singapore | Singapore Airlines |
| Spain | Iberia |
| Vueling | |
| Sri Lanka | Air Lanka/ Srilankan |
| Taiwan | China Airlines |
| Thailand | Thai Airways |
| Turkey | Turkish Airlines |
| Tunis | Tunisair |
| Ukraine | Ukraine International |
| United Arab Emirates | Emirates |
| Etihad Airways | |
| United States of America | Altantic Southeast Airlines |
| Airtran | |
| American Airlines | |
| Continental Airlines | |
| Delta Airlines | |
| Horizon Air | |
| Northwest Airlines | |
| United Airlines | |
| US Airways | |
| Vietnam | Vietnam Airlines |
This is a list of airlines which we traveled with, Marco traveled with all above mentioned airlines. And after all the traveling our favourite airline is: Singapore Airlines.