Microsoft Flight Simulator X Deluxe -

($24.99), which includes the Deluxe content and the Acceleration expansion pack.

While modest by today's standards, FSX was notoriously demanding at its launch. Windows XP SP2 or Windows Vista. Processor: 1.0 GHz minimum; 2.4 GHz or higher recommended. Microsoft Flight Simulator X deluxe

Of course, we have to be honest. The graphics are rough by modern standards. The ground looks like green concrete with jpegs of houses slapped on it. The default ATC (Air Traffic Control) will still route you directly into a mountain. And yes, the infamous "Landing at Princess Juliana" mission will crash you into a beach 100 times before you get it right. Microsoft Flight Simulator X deluxe