But only half have tapped the subsidy program, estimates Ceridian Benefits Services, the nation's largest Cobra administrator.

WSJ: Despite Subsidy, Cobra's Bite Still Stings for Many

"This is another step in the FAA's phased program to restore access to U.S. airspace, " said FAA Administrator Jane Garvey.

CNN: FAA partially lifts ban on private planes

"This is another step in the FAA's phased program to safely restore full access to U.S. airspace, " Federal Aviation Administration Administrator Jane Garvey said in a written statement Sunday.

CNN: General aviation resumes at a dozen additional metro areas