 In January 2011 , Alaska Airlines placed an order for 15 737s , worth US $ 1 @.@ 3 billion at list prices . The order consists of two 737 @-@ 800s and thirteen 737 @-@ 900ERs . The 737 @-@ 900ERs are a new addition to Alaska Airlines ' fleet and will be used on the airline 's long @-@ haul routes . Thanks to its increased range , the 737 @-@ 900ER will be able to fly transcontinental routes with more passengers , such as the Seattle @-@ Orlando route . " Depending on the ultimate configuration , the larger 737 @-@ 900ER will have between 21 and 27 seats more than our existing B737 @-@ 800 [ sic ] aircraft and will be a perfect fit for our longer @-@ haul and high @-@ traffic West Coast markets , " Alaska Airlines President Brad Tilden said in his company ’ s release . The airline put its first 737 @-@ 900ER into service on November 8 , 2012 on a flight from Seattle to San Diego . The airline expects to take delivery of the planes between 2012 and 2017 . 
