Stuttgart STR to Belgrade BEG flight with Air Serbia

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.

Lufthansa CityLine is a German regional airline and a wholly-owned subsidiary of Deutsche Lufthansa AG, operating as part of the Lufthansa Regional concept. Headquartered at Munich Airport, with hubs also at Frankfurt Airport, it operates a dense domestic and European network on behalf of its parent company. The airline primarily uses regional jets like the Bombardier CRJ900, along with Airbus A319s and A320neos, to connect smaller European cities to Lufthansa's major hubs. Lufthansa CityLine is known for its reliability in providing feeder traffic to Frankfurt and Munich.

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

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).

Eurowings is a German low-cost airline that offers affordable flights across Europe and to select long-haul destinations. As part of the Lufthansa Group, Eurowings connects major European cities as well as holiday destinations with a modern fleet. Passengers can choose from different fare options ranging from basic economy with great value to more flexible tickets that include extra comfort, priority boarding, and additional services. With onboard amenities such as snacks, drinks, and WiFi available on many routes, Eurowings is a convenient choice for budget-conscious travelers.

KLM Cityhopper is the regional airline subsidiary of KLM Royal Dutch Airlines, headquartered in Haarlemmermeer, Netherlands, and based at Amsterdam Airport Schiphol. Established in 1991 from the merger of NLM CityHopper and Netherlines, it operates scheduled European feeder services on behalf of KLM, connecting smaller cities and regional airports to KLM's main hub. As an affiliate of SkyTeam, KLM Cityhopper operates a fleet primarily consisting of Embraer E-Jet aircraft, including the Embraer 175, 190, and E195-E2 models. It serves numerous inter-European destinations, playing a vital role in KLM's regional and international network.