What Time Should You Arrive at the Airport?

I’m unusual in that I love airports. I’ll regularly arrive 2-3 hours in advance of my flight, sometimes even at a small airport without a lounge. There’s just something about being around the bustle of people in motion and aircraft on the tarmac that I find reassuring.

But let’s say that you’re a normal person. Assuming you don’t want to live as I do, when should you arrive at the airport before a flight?

Two simple guidelines will help.

Domestic flight (no checked bags, boarding pass pri...