Lotus23, if you get the chance then you should really try and go as it is a great experience. For 2009, the organisers have promised the following:
http://www.roadracerx.com/quickrelease.php?display_id=7272
You will not find many US travel agencies who include the TT in their programs, but try Pole Position Travel, I know they do all the MotoGP races and they recently opened a US office as well:
www.polepositiontravel.com.
Or book your own return flights to London and from there on there are domestic flights to Isle of Man with
Flybe:
http://www.flybe.com/destinations/Isle-of-Man.htm
Manxflights:
http://www.manxflights.com/
The official TT website is:
http://www.iomtt.com/
You could email them for accommodation suggestions, or do an online search.
And while you're in Europe, maybe combine it with a F1 or MotoGP race.