Travellers find the ideal hotel for the best price on trivago.co.uk. trivago is the world’s largest online hotel search site, comparing rates from over 700,000 hotels on over 200 booking sites worldwide. Over 45 million visitors per month find their ideal hotel by using trivago’s various filters and in turn save an average of 35% per booking. trivago offers expert travel tips, industry trends/insights, international destination rankings, and more. It’s everything you love about travel, minus the jetlag.