Future NFL Referee Pay. Based on the new contract between the NFL and the NFLRA signed in September 2012, NFL referees will earn an average of $173,000 in 2013, and move up to an average of $205,000 by 2019. Related Reading: The Pay Scale for High School Wrestling Referees.
The total flight duration from Dallas, TX to Hawaii is 7 hours, 51 minutes. This is the average in-air flight time (wheels up to wheels down on the runway) based on actual flights taken over the past year, including routes like DFW to HNL.
I'm not sure from Hawaii to Texas; but from Texas to the Islands, it'll be like this. Depending on what part of Texas you are starting from. I'll assume from the east, near Louisiana. It will take you about 3 days to get to San Diego on US 10. The major delay will be the Trans-Pacific Tunnel from San Diego to Honolulu.