jet set 
noun (the jet set) informal
Wealthy and fashionable people who travel widely and frequently for pleasure: [as modifier]: the jet-set lifestyle...
- Although Kirby did not travel in the same jet set lifestyle in Palm Beach, Florida with Robert Young, it is clear that the heirs to F.W. Woolworth's fortune did.
- Whilst the jet set bit of the rock 'n' roll lifestyle can be fun, coming home to a pile of junk mail and red bills never cheered anyone up.
- ‘High Society,’ as opposed to, say, the jet set, is a cultural class on life support.
Synonyms
the smart set, the fashionable, the A-list, the wealthy, the beautiful people, the crème de la crème, the beau monde, the haut monde;
high society, society, polite society, the elite, the privileged classes
informal the top drawer
Derivatives
jet-setter
/ noun ...- The adjustment from jet-setter to armchair traveler is a bit painful.
- You might call these illegal aliens jet-setters because they're being flown to cities deep inside Mexico, courtesy of the U.S. taxpayer.
- The quintessential jet-setter, Davis was among the dozens carting ball gowns to Europe earlier this month.
jet-setting
/ adjective ...- Once used exclusively by jet-setting business travellers, miles have become a regular currency among holidaymakers and long-distance commuters.
- Today, Sitges is a favourite hang out for the global jet-setting gay crowd, where the nightlife vibrates until dawn along Calle del Pecado.
- If I ever commence a new career as a jet-setting international cheerleader and all-round smiling type person, I'll know exactly where to go for ribbons and bows.