I'm afraid I don't see any variation in kit prices here at all.
The best deal in town here (well Spain at least

) is with Italeri - I can get virtually
ALL their kits discounted - gotta be the cheapest place on the planet for them... The new LCM is only coming in at €40 for example.
The hobby stores (and this is the pity) are generally very good indeed although the distributors have them hamstrung. I have bought from
TriStar and
HLJ in the past, the reason I have switched to
LuckyModel is because they are really upfront with the postage charges..
I must say,24 hours later, I am damned impressed with their service. This arrived (by e-mail obviously) this morning:

I must say I am impressed....Jim