Bubbles & Breakfast. Book yourselves the best bed and breakfast Cardiff has to offer at The Exchange Hotel and enjoy a luxurious and indulgent city break for two. Stay overnight in one of our spacious hotel rooms complete with jacuzzi bath and enjoy a bottle of fizzy on the house. When you wake the following day a tasty breakfast for two will be served in Culley’s, our in house bar and restaurant. Do you deserve a treat this January? If so then spoil yourself with us at The Exchange Hotel. What you need to know. Where: The Exchange Hotel, Mount Stuart Square, Cardiff, CF10 5FQ Cost: £99 per couple What's included: Luxury overnight stay in Breakfast Welcome Prosecco *Sunday to Thursday.