The check's navy-on-white grid pulls the same blue out of the pants, so the two pieces read as coordinated without either one trying too hard. The classic fit has more room through the seat and thigh, which is the correct call for a flight where you'll be sitting for three-plus hours. This is the outfit for the trip where comfort actually outranks everything else — a wedding weekend, a long layover, a rental car drive after landing. A relaxed men's travel outfit doesn't need to abandon pattern, it just needs a fit that isn't fighting you the whole way there.
Finish with navy canvas sneakers and a crossbody bag that keeps your hands free through security.