Try Hotel Ter Brugge http://www.hotelterbrughe.com/en or
Hotel Navarra - https://www.hotelnavarra.com/index.htm
Each very different, but both fabulous and less than 5 min walk from the town centre
Personally, I take the ferry from Dover to Dunkirk when travelling to Bruges, which I do quite regularly.
Have taken the Chunnel, but prefer the ferry - cheaper, lands closer to Bruges, and avoids (avoided - not sure if it is still a problem?) previous issues with asylum seeker encampments.
I...