Ryanair flies to over 117 destinations. Most Ryanair flights are for destinations in United Kingdom but Ryanair has international flights to several other countries as well, like for example Germany and Spain. From its main base in Brussels 6 flights depart every week. Many people who look for Ryanair tickets look for flights to Copenhagen and Alicante.
Utiket is a good place to start looking for Ryanair flights as we can compare all flights by Ryanair with hundreds of other airlines and dozens of booking websites.