
Apartment on a plane (Etihad) —
Clocking in at around $40,000 for a round-trip flight, Etihad's three-bedroom suites come with a butler, concierge, chauffeur and private chef.

Shower spa (Emirates) —
Emirates was the first to install first-class cabins with sliding doors for privacy. Cabins come with a personal minibar, vanity table, mirror and wardrobe.

Private cabins (Air France) —
Air France's new La Premiere cabin has mini-suites with lie-flat seats that adapt to each passenger's morphology, and a 24-inch HD screen.

Private jet (Lufthansa) —
First-class on Lufthansa means access to a private jet. It comes at an extra charge, but the jet offers a seamless means of transport to hit up a second location.

Double bed (Singapore Airlines) —
No lie-back seat here -- Singapore Airlines has a standalone bed for two people. The cabins also come with a 23-inch screen and USB and HDMI ports.

Celebrity dining (Qantas) —
Qantas teamed up with Australian TV chef Neil Perry to design its menu. Diners can go a la carte or try an eight-course tasting menu.

Wooden interior (JAL) —
Japan Airline suites feature wood grain interiors and air-weave pillows. The airline has partnered with Michelin-starred chef Seiji Yamamoto to create its first-class menu.

Personal closet (Cathay Pacific) —
Cathay Pacific's first-class cabins have personal closets, a thick mattress and bedding, Bose headphones and an LCD touchscreen controller.

Extra-long massage beds (JetBlue) —
JetBlue Mint is a premium class that offers the only private suites with closing doors in the U.S. market.


