Here are some blogs that I follow and recommend:
DEMflyers – Three colleagues of mine who provide great analysis and trip reports.
Doctor of Credit – This blog provides great up to date news about deals and credit card information.
Frequent Miler – Great blog with posts about award booking, deals, and earning points.
Go Curry Cracker – Interesting blog posts on taxes, financial independence, and early retirement.
MadFientist – Wonderful podcasts and blog posts on financial independence and early retirement.
Miles per Day – A Seattle-based blog discussing MS, reselling, and how to get shut down by credit card issuers/banks.
Mr Money Mustache – Another great blog on personal finance and FIRE.
Travel Codex – Good travel information about airlines, hotels, and their respective loyalty programs.