 On March 9 , 2012 , Alaska Airlines began service from Seattle to Kansas City and on June 11 , 2012 began service to Philadelphia . Seattle @-@ Miami flights ended on July 15 , 2012 , but service to nearby Fort Lauderdale began on July 16 . New service to San Antonio began on September 17 , 2012 . Alaska Airlines also began service from San Diego to Orlando on October 11 , 2012 . 
