Travel No more ‘Sorry there’s no room for your carry on’: United adding bigger overhead bins October 25, 2019Dawn Gilbertson, USA TODAYComments Off on No more ‘Sorry there’s no room for your carry on’: United adding bigger overhead bins United is bulking up the size of its overhead bins on most of its fleet to fit more bags. On the workhorse 737-900, that means 65 extra bags.