The historic destination of Cologne is a good choice if you’ve been thinking about a trip with your kids. The museums, notable monuments, and cafes are just a few things that make this an attractive family vacation spot. Arrange a flight into Cologne - Bonn Airport (CGN), which is the closest airport, or Düsseldorf Intl. Airport (DUS), which is located 24.8 mi (39.9 km) from the center of Cologne.