Flight Sofia - Pilsen prices from $168.74

Aegean Airlines is the largest airline in Greece, operating both domestic and international flights to over 150 destinations. Founded in 1987, the airline has grown to become a major player in the European aviation market, with a fleet of over 60 aircraft and a reputation for high-quality service. Aegean Airlines is a member of the Star Alliance, a global airline network that includes some of the world's largest carriers. The airline has won numerous awards for its customer service, including the Skytrax award for Best Regional Airline in Europe for nine consecutive years.

Air Serbia is the national airline of Serbia, headquartered in Belgrade. It was founded in 2013 as a successor to the former national carrier, Jat Airways. Air Serbia operates flights to over 50 destinations in Europe, the Middle East, and North America, with a fleet of modern Airbus aircraft. The airline offers a range of services to its passengers, including in-flight entertainment, Wi-Fi, and a loyalty program called Etihad Guest. Air Serbia is a member of the Etihad Airways Partners group, which includes several other airlines around the world. The airline has won several awards for its service and performance, including Best Airline in Eastern Europe at the World Airline Awards.

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.

Bulgaria Air is the national flag carrier airline of Bulgaria, headquartered in Sofia. It operates scheduled flights to over 20 destinations in Europe, the Middle East, and Africa. The airline was founded in 2002 and has a fleet of 10 aircraft, including Airbus A319s and Embraer E190s. Bulgaria Air offers both economy and business class seating, as well as a frequent flyer program called Fly More. The airline has codeshare agreements with several other airlines, including Air France, KLM, and Alitalia. Bulgaria Air is a member of the International Air Transport Association (IATA) and the Association of European Airlines (AEA).

Leo Express is a Czech-based transportation company that offers bus and train services across Europe. The company was founded in 2010 and has since expanded its operations to include routes in the Czech Republic, Slovakia, Poland, Ukraine, Croatia, Hungary and Austria. Leo Express expanded its services from Prague to Ostrava in 2012, and it has since grown to provide train and bus transportation throughout the country and to international destinations such as Berlin, Warsaw, Krakow, Budapest, and Bratislava. The company also operates intercity trains connecting Prague to Ostrava and long-distance international trains running Berlin to Stuttgart.

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.

MAV (Magyar Államvasutak), established in 1869, is Hungary's national railway company. With a vast network spanning over 7,000 km of track, MAV operates passenger and freight trains, seamlessly connecting major cities and towns throughout the country. To provide passengers with convenient and effective travel options, MAV offers a variety of train types, including high-speed trains, regional trains, and international links to neighboring countries.

ÖBB stands for Österreichische Bundesbahnen, which is the Austrian Federal Railways. ÖBB operates passenger train services throughout Austria and beyond, with connections to neighboring countries such as Germany, Switzerland, Italy, and the Czech Republic. ÖBB is known for its high-quality service, modern trains, and an extensive rail network.

RegioJet is a private railway company that operates in several European countries, including the Czech Republic, Slovakia, Poland, and Austria. The company was founded in 2009 and started operating in the Czech Republic in 2011. RegioJet offers various types of train services, including long-distance trains, regional trains, and buses.

Wizz Air is a low-cost airline based in Hungary that operates flights to destinations across Europe, the Middle East, and North Africa. Founded in 2003, the airline has grown rapidly and now operates a fleet of over 100 aircraft, serving more than 150 destinations in 44 countries. Wizz Air is known for its no-frills approach to air travel, offering low fares and charging extra for additional services such as checked baggage and in-flight meals. The airline has a strong focus on efficiency and cost control, allowing it to offer some of the lowest fares in the industry.