Madrid Barajas Airport MAD to Sydney SYD flight with Turkish Airlines

United Airlines, established in 1926, is a major U.S. airline headquartered in Chicago, Illinois. Operating an extensive domestic and international network, United serves more destinations than any other airline, connecting travelers across six continents. The airline's eight hubs include Chicago–O'Hare, Denver, Houston–Intercontinental, Los Angeles, Newark, San Francisco, Washington–Dulles, and Guam. As a founding member of the Star Alliance, United offers a comprehensive range of services, including regional flights through United Express, catering to both leisure and business travelers. The airline is committed to sustainability, investing in sustainable aviation fuel and innovative technologies to reduce its environmental impact.

Turkish Airlines is the national flag carrier of Turkey and one of the world’s leading airlines, flying to more international destinations than any other airline. Based in Istanbul, it connects travelers to Europe, Asia, the Americas, Africa, and beyond. Passengers can choose from Economy Class with comfortable seating, WiFi, and in-flight entertainment, or upgrade to Business Class for spacious seating, gourmet dining, and lounge access. With its award-winning service and global reach, Turkish Airlines is a top choice for both business and leisure travel.

Qatar Airways is the national airline of Qatar, headquartered in Doha and based at Hamad International Airport. Established in 1993 and re-launched in 1997, it has grown into one of the Middle East's largest network airlines, operating an extensive network of international services across Europe, the Middle East, Africa, Asia Pacific, and the Americas. The airline offers passenger and air cargo transportation, along with services like corporate travel, online check-in, and in-flight entertainment. Qatar Airways is a member of the Oneworld alliance and operates a modern fleet of over 200 aircraft. It has received numerous accolades, including "World's Best Airline" multiple times.

Emirates is a major airline based in Dubai, United Arab Emirates, and is a subsidiary of The Emirates Group, owned by the Investment Corporation of Dubai. It is recognized as the largest airline in the Middle East and one of the world's largest international airlines. Emirates operates a fleet of wide-body aircraft, primarily Airbus A380s and Boeing 777s, serving over 150 cities in 80 countries across six continents from its hub at Dubai International Airport. The airline is known for its luxurious amenities, including private suites, onboard showers in First Class on select A380s, gourmet cuisine, and an award-winning in-flight entertainment system called "ice".

Lufthansa is Germany’s largest airline and one of the leading carriers in Europe, connecting travelers to destinations worldwide from its main hubs in Frankfurt and Munich. Its modern fleet offers a wide choice of travel experiences, from Economy Class with affordable fares and onboard entertainment to Premium Economy, Business Class, and First Class with extra comfort, fine dining, and exclusive lounge access.

Swiss is Switzerland’s leading airline, offering Economy and Business Class fares for your next trip.

Air China is the flag carrier and one of the largest airlines of the People's Republic of China, headquartered in Beijing. Established in 1988, it was formed from a split of the Civil Aviation Administration of China (CAAC) and was given primary responsibility for intercontinental flights. Air China operates an extensive network of domestic and international flights to destinations across Asia, North America, Europe, South America, Africa, and Australia. The airline's fleet consists of various Boeing and Airbus aircraft. Air China is a member of the Star Alliance.