>>1828680Depends on how the aircraft is designed. Some will require a single pilot to be in the left seat. Others may make flying from the right practically impossible. When you look at jets you’re usually looking at a plane that requires two pilots. The standard is the commanding pilot sits on the left, which explains how the seats work in flight sims.
>Is it just because people are more comfortable sat like that because of cars etc.?It’s how the airplanes are built. It probably dates to not long after cars were also decided to be driven from a particular side.
>Do other countries use different 'main pilot' seats?No because airplanes can easily fly internationally, and most countries use foreign built aircraft. But the type of aircraft can dictate the convention used, see
>>1828695 
