Flying halfway across the world for a business meeting or whisking loved ones away for spontaneous adventures has never been easier—and with the best, most expensive jets on the market, you can do so in the utmost style. Interiors not only boast the most comfortable seating in aviation, but also offer private offices or bedrooms with private wireless connections. Long-distance fuel capacities also allow travelers to reach the farthest corners of the globe. Considered the top models in t…