Direct Connecting Service Recently I have been adding and subtracting destinations from the United Airlines domestic and international lists after searching through SFO s and United s websites for destinations However it seems that while Bangkok plane change at Tokyo Narita is included Brussels plane change at Washington Dulles and Munich plane change at Chicago O Hare are not Also service to Ho Chi Minh City has a stop at Hong Kong Is there a standard for inclusion or exclusion If there is what is it Thanks