FlyerTalk Evangelist
Join Date: Oct 2001
Location: Falkirk, Scotland,VS Red, BA Gold, HH Diamond,UK Amex Plat
Programs: Master of the Privy Purse des Muccis
Posts: 17,907
Hi,
And unfortunately , no, you cannot book BA DTW-IAH alone ( you need to be continuing from LHR) as non us airlines are not allowed to sell tickets wholly within the US unless part of the intl journey.
Regards