Hi was just posting this as your reply came in how spooky
Eithad airways are looking like £350 rtn from LHR to Abu Dhabi which is only an hours taxi from Dubai OUT on =31 Jan BACK on= 5th FEB.
www.etihadairways.com
Emirates are about 500£ return from LHR to Dubai
hope this helps
PS theres an annual shopping festival on in Jan on Dubai so its quite packed and its looking pretty good just now but as soon as folks are back to work i cant gaurentee it ll look as good, im trying to book large Villas intead of hotels with private pools etc which should be good for parties BBQs etc ill be able to book these when i know exact numbers but early indications are about £350 for the 7day stay, inlcudes the maid making your breakfast and cleaning for you ;-.
Cheers