Dublin DUB to Sydney SYD flight with British Airways

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.

British Airways (BA) is the United Kingdom’s flag carrier airline with headquarters in London near its main hub at London Heathrow Airport (LHR). BA is the second largest UK-based airline in terms of fleet size and number of passengers carried. Known as a full-service global airline, British Airways offers year-round low fares to destinations worldwide and flies to and from centrally-located airports. Its extensive global route network includes more than 170 destinations in nearly 80 countries throughout Europe, North America, South America, Asia, Africa and Australia. syn p British Airways (BA) is the flag carrier airline of the United Kingdom with its headquarters in London near its main hub at London Heathrow Airport (LHR). Known as a full-service global airline, BA offers low fares year-round to destinations around the globe and flies to and from centrally-located airports. Its extensive global route network includes more than 170 destinations in nearly 80 countries throughout Europe, North America, South America, Asia, Africa and Australia. BA is also the second largest airline based in the UK in terms of its fleet size and number of passengers carried.

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.

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".

Air India is the flag carrier of India, with its main hub at Indira Gandhi International Airport in Delhi and secondary hubs in Bengaluru and Mumbai. Founded in 1932 as Tata Airlines, it was nationalized in 1953 and later reacquired by the Tata Group in 2022. Air India operates passenger and cargo services to over 100 domestic and international destinations across Asia, the Middle East, Europe, Africa, North America, and Australia. The airline is a member of Star Alliance, the largest global airline consortium.