British Airways and Virgin currently have a sale on for bookings made by 20 July 2010. A return trip from London to New York starts at Â£327, Miami Â£392 and Dubai Â£357, plus many more, including most taxes & charges. Be aware of the specifics of the sale items: the trip must be booked for various dates between 1 September 20110 and 31 March 2011 - note that this excludes Christmas flights. The travel dates vary according to destination so you'll need to follow the links and check the BA and Virgin websites for specifics on each of the routes. At the time of this detail, availability was great. Note, it's worth looking for cheap flights using our online flight checker if you're looking for a specific trip. Otherwise, just browse the specific British Airways and Virgin sales for cheap flights on specific dates and destinations and consider planning a trip around them.