Clarifying United’s StarNet blocking

Readers’ interest in United Airlines’ practice of massively blocking award seats otherwise made available for mileage redemption by United’s partners in the global Star Alliance doesn’t seem to subside, judging by the feedback I get and the web traffic on this site’s pages dedicated to the issue. So it’s time to clarify some misconceptions about the infamous StarNet blocking.

Earlier this week, I received a complaint from Norma Brandsberg, a reader from Virginia, that United is “blocking an award through Continental” Airlines. “United’s own site is showing availability,” but “Continental is not seeing the open seats in their system,” she wrote…