I did this for a few months. I had a 40-mile commute that typically took 90-100 minutes outbound and 2 hours back. It wasn’t so bad on the days when I could catch the train halfway there, but usually the lot was full by the time I arrived.

It was horrible, and I moved.

Megacommuters: 600,000 in U.S. Travel 90 Minutes and 50 Miles to Work, and 10.8 Million Travel an Hour Each Way, Census Bureau Reports – American Community Survey (ACS)