Ryanair have just announced the launching of a twice weekly service (Friday and Monday)from Porto to Birmingham starting on 20th June 2008. Let's see if this route can survuve!
Thanks to Sergio Bastos at lowcostportugal.net for the info.
See (In Portuguese):
http://www.lowcostportugal.net/aeroportos/porto-birmingham-via-ryanair-junho-2008/2008/01/