American:
Dallas-London(LHR) effective June 14 will increase from 21x/week to 27x/week.
Dallas-London(LHR) effective August 23 will reduce from 27x/week to 25x/week.
Qantas:
Auckland-Los Angeles effective May 6 1x/day service has been canceled.
Singapore-Mumbai effective May 6 4x/week service has been canceled.
Japan Airlines (JAL):
Tokyo(NRT)-San Diego effective December 2012 will begin 4x/week service.
Tokyo(NRT)-Helsinki effective March 2013 will begin 3x/week service.
Previous 3 oneworld updates: ONE TWO THREE
source: www.airlineroute.net