Delta Airlines will increase frequency on the following routes starting Spring 2015:
SEA - ANC eff 6/4/15 Increase from 4 to 6 daily
SEA - ATL eff 5/1/15 Increase from 6 to 7 daily
SEA - YYC eff 4/7/15 Increase from 2 to 3 daily
SEA - LAX eff 6/4/15 Increase from 7 to 8 daily
SEA - SFO eff 6/4/15 Increase from 7 to 8 daily
