As Sarabande has said it depends on start and finish points and also if you can jump on the back of a return load. I am just in the quote phase of moving a 45 foot Fly Bridge from Southampton to Cardiff and found PSP to be the most competitive. Their number is 01489565577 ask for Alex
This Company moved my Sealine. Very professional and reasonable prices. Tony also happens to be a nice guy as well.
Regards
AllanW http://www.tonytugboats.com/