Flights from Houston (IAH) to London (LHR) are on sale from $720 to $750 on Oneworld (US/BA/AA)! Nonstop flights are being offered on British Airways and American for $759!
[10/13/2014 @ 11:56 PM] Correction: Ticket By date is Oct 20, not Oct 13.
[10/14/2014 @ 10:52 PM] Fare gone. 🙁 Price is now $1330 for the BA nonstop round-trip.