BCD Travel Cities & Trends Report reveals the top destinations for business travelers from Europe, based on flight booking data in various European markets. In 2018, London, Amsterdam, Vienna, Paris, and Zurich were the top 5 cities, while in 2017, London, Amsterdam, Vienna, Paris, and Barcelona were the top 5. The report also shows that intra-European travel is more popular than intercontinental travel, with London being the most popular destination for both. The top 3 countries for business travel in 2019 were the United Kingdom, Germany, and Spain. The top 10 cities in 2019 were New York, Shanghai, San Francisco, Singapore, Dubai, Chicago, Tokyo, Beijing, Boston, and Los Angeles. The report also shows that intra-European travel is more popular than intercontinental travel, with London being the most popular destination for both.