how much would a decent 5-7 day vacation to england cost in total?

[Theguyacrossthestreet]

counting everything

air fare

etc

please estimate. I wish to know. thanks.
From the USA, apologies, there is someone. DX I need to see... you know... little bit unfocused.

 

[LadyMerton]

from where?
airfares and currency conversions often depends on from which country you are coming from