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Austrian Airlines is the flag carrier airline of Austria, headquartered in Vienna. It operates scheduled services to over 130 destinations worldwide, including Europe, North America, Asia, and Africa. The airline is a member of the Star Alliance and has a fleet of over 80 aircraft, including Airbus A320, A321, A319, Boeing 767, and 777. Austrian Airlines offers a range of travel classes, including Economy, Premium Economy, and Business Class, with a focus on providing a high level of service and comfort to its passengers. The airline has won numerous awards for its customer service, including Best Airline Staff in Europe and Best Business Class Catering.

British Airways is the flag carrier airline of the United Kingdom, headquartered in London. It is one of the largest airlines in Europe and operates flights to over 180 destinations worldwide. The airline was founded in 1974 and has since grown to become a major player in the aviation industry. British Airways is known for its high-quality service, comfortable seating, and extensive route network. The airline operates a fleet of over 250 aircraft, including the Airbus A380 and Boeing 787 Dreamliner. British Airways is a member of the Oneworld airline alliance and has codeshare agreements with several other airlines.

Fly Emirates is the national airline of the United Arab Emirates (UAE) and one of the largest airlines in the world. It operates over 3,600 flights per week to more than 150 destinations in over 80 countries. The airline is known for its luxurious amenities, including private suites, gourmet dining, and in-flight entertainment. It is also a major sponsor of sports teams and events, including football clubs such as Real Madrid and Arsenal, as well as the ATP tennis tour. Fly Emirates has won numerous awards for its service, including being named the World's Best Airline by Skytrax in 2016.

Etihad Airways is the national airline of the United Arab Emirates, based in Abu Dhabi. It was founded in 2003 and has since grown to become one of the world's leading airlines, with a fleet of over 100 aircraft and a network of more than 80 destinations worldwide. Etihad Airways is known for its luxurious and innovative products and services, including its award-winning First and Business Class cabins, in-flight entertainment, and dining options. The airline is also committed to sustainability and has implemented various initiatives to reduce its environmental impact, such as investing in fuel-efficient aircraft and reducing single-use plastics on board.

Hainan Airlines is a Chinese airline headquartered in Haikou, Hainan province. It is the largest privately-owned airline in China and operates both domestic and international flights. The airline was founded in 1989 and has since grown to become a major player in the aviation industry. Hainan Airlines has a fleet of over 200 aircraft and serves more than 100 destinations worldwide. The airline is known for its high-quality service and has won numerous awards for its in-flight experience. Hainan Airlines is also a member of the global airline alliance, the HNA Group, which includes other airlines such as Hong Kong Airlines and Tianjin Airlines.

Korean Air is the largest airline and flag carrier of South Korea, headquartered in Seoul. It operates a vast network of domestic and international flights to over 125 destinations in 43 countries. The airline is a founding member of the SkyTeam alliance and has codeshare agreements with several other airlines. Korean Air offers a range of cabin classes, including First Class, Prestige Class (Business Class), and Economy Class, and provides various in-flight services such as entertainment, dining, and duty-free shopping. The airline has won numerous awards for its service quality, safety, and sustainability initiatives.

Lufthansa is a German airline and one of the largest airlines in Europe. It was founded in 1953 and operates flights to over 200 destinations worldwide. Lufthansa is a member of the Star Alliance, which is the world's largest airline alliance. The airline has a fleet of over 300 aircraft, including Airbus and Boeing planes. Lufthansa offers a range of services to its passengers, including in-flight entertainment, Wi-Fi, and a frequent flyer program called Miles & More. The airline is known for its high-quality service and has won numerous awards for its customer satisfaction and safety standards.

Qatar Airways is the national airline of Qatar, based in Doha. It was founded in 1993 and has since grown to become one of the world's leading airlines, with a fleet of over 200 aircraft flying to more than 160 destinations worldwide. Qatar Airways is known for its luxurious and award-winning service, offering passengers a range of amenities such as lie-flat seats, gourmet cuisine, and in-flight entertainment. The airline is a member of the oneworld alliance and has partnerships with several other airlines, allowing passengers to easily connect to destinations around the world. Qatar Airways has won numerous awards for its service, including being named the world's best airline by Skytrax in 2019.

S7 Airlines is a Russian airline headquartered in Novosibirsk. It is the second-largest airline in Russia and operates flights to over 150 destinations in 30 countries. The airline was founded in 1957 as Tolmachevo United Squadron and was later renamed Sibir Airlines. In 2005, the airline rebranded as S7 Airlines and has since expanded its fleet and route network. S7 Airlines is a member of the global airline alliance oneworld and has codeshare agreements with several other airlines. The airline has won numerous awards for its service and safety, including being named the Best Airline in Russia and the CIS at the Skytrax World Airline Awards.

Spirit Airlines is an American ultra-low-cost carrier that operates flights throughout the United States, the Caribbean, Mexico, and Central and South America. The airline was founded in 1983 and is headquartered in Miramar, Florida. Spirit Airlines is known for its low fares and no-frills approach to air travel, with passengers paying extra for amenities such as checked baggage, seat selection, and in-flight refreshments. The airline operates a fleet of Airbus aircraft and has a frequent flyer program called Free Spirit. Despite its low-cost model, Spirit Airlines has faced criticism for its customer service and fees.

Turkish Airlines is the national flag carrier airline of Turkey, headquartered in Istanbul. It operates scheduled flights to over 300 destinations in Europe, Asia, Africa, and the Americas, making it one of the largest airlines in the world by number of destinations served. Turkish Airlines has won numerous awards for its service, including "Best Airline in Europe" six years in a row from 2011 to 2016. The airline operates a modern fleet of over 350 aircraft, including Airbus A320s, A330s, A340s, A350s, and Boeing 737s, 777s, and 787s. Turkish Airlines is a member of the Star Alliance, the world's largest airline alliance.

Aircompany Armenia is a privately-owned airline based in Yerevan, Armenia. It was founded in 2015 and operates scheduled domestic and international flights to destinations in Europe, the Middle East, and Russia. The airline's fleet consists of Airbus A319 and A320 aircraft, and it offers both economy and business class seating options. Aircompany Armenia aims to provide safe, reliable, and affordable air travel to its passengers, with a focus on customer satisfaction and comfort. The airline also offers cargo services, charter flights, and travel packages to popular tourist destinations.