Athens ATH to Zagreb ZAG flight with Aegean Airlines

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.

Austrian Airlines is the flag carrier of Austria and a member of the Lufthansa Group, offering flights across Europe and to long-haul destinations in Asia, North America, and beyond. Operating primarily from Vienna International Airport, Austrian combines efficiency with warm hospitality. Economy Class passengers enjoy comfort, onboard entertainment, and meals, while Business Class offers spacious seating, fine dining inspired by Austrian cuisine, and lounge access. With a reputation for quality service and reliable connections, Austrian Airlines is a trusted choice for travelers worldwide

Aegean Airlines is the flag carrier of Greece and a leading airline in Southeastern Europe, connecting travelers to destinations across Europe, the Middle East, and North Africa. Operating from its main hubs in Athens and Thessaloniki, Aegean offers a modern fleet and high-quality service. Passengers can enjoy comfortable seating, complimentary snacks and drinks on most flights, and additional perks in Business Class such as lounge access, premium dining, and extra comfort. With affordable fares and strong regional connectivity, Aegean Airlines is a trusted choice for exploring Greece and beyond.

Air Serbia is the national flag carrier of Serbia, with its main hub at Belgrade Nikola Tesla Airport. The airline's origins trace back to Aeroput, established in 1927, making it one of the oldest airlines in Europe. Rebranded as Air Serbia in 2013 after a partnership with Etihad Airways, the airline has since modernized its fleet and expanded its network. Air Serbia operates scheduled, seasonal, and charter flights to over 90 destinations across Europe, the Mediterranean, North America, Asia, and Africa. They offer both passenger and cargo services, and in cooperation with partner airlines, extend their reach to international destinations in Asia, Australia, North America, and Africa. The airline is a member of the International Air Transport Association (IATA).

Croatia Airlines is the flag carrier of Croatia, established in 1991. Headquartered in Zagreb, it operates domestic and international flights primarily to European destinations, with its main hub at Zagreb International Airport. Since November 2004, Croatia Airlines has been a member of Star Alliance, the world's largest airline network. The airline plays a significant role in Croatia's tourism industry, connecting various Croatian cities to major European hubs. Croatia Airlines offers both scheduled and charter services, with scheduled services generating the majority of its revenue. The company is currently modernizing its fleet with new Airbus A220 aircraft, with deliveries scheduled through 2027.

KLM Royal Dutch Airlines is the flag carrier of the Netherlands and the world’s oldest airline still operating under its original name. Based in Amsterdam Schiphol Airport, KLM connects travelers to destinations across Europe, Asia, Africa, and the Americas. Its modern fleet offers comfort for every type of journey—from affordable Economy fares with in-flight entertainment and WiFi to Premium Comfort and Business Class with extra space, dining, and lounge access. With a reputation for excellent service and global connectivity, KLM is a trusted choice for international travel.