On Thursday, the Dallas-based carrier extended its schedule through Jan. 4, 2021. The plans call for about as many flights as it flew at the end of 2019 by the end of this year. That includes growing the number of available seats for sale by 10% or more at its bases in Denver (DEN), Las Vegas (LAS), Nashville (BNA) and Phoenix (PHX). (thepointsguy.com) 更多...