There are fewer big U.S. airlines, they negotiate with fewer companies, and their generosity on discounts has diminished. But airline contracting is still complicated. The market offers several tools to help buyers at large travel programs optimize airline combinations. Sabre last month revealed plans to refresh the Prism Avion corporate data platform in use by a handful of very large...

David Jonas in 2006 co-founded business media firm ProMedia.travel after ten years as a journalist with Business Travel News. David rejoined BTN in 2010 as executive editor when its parent company acquired ProMedia, and in 2014 co-created The Company Dime. David has a bachelor's degree in communications from Cornell University.