Jeff Bezos and Lauren Sanchez Bezos are formally again on U.S. soil after their A-list marriage ceremony and worldwide travels … ‘trigger TMZ has discovered the newlyweds simply popped up in Miami Seaside on Tuesday.

The billionaire and his bride loved dinner at AVIV restaurant inside 1 Resort South Seaside … and folk who have been there advised us it was simply Jeff and Lauren at dinner, with safety in tow.

No superstar entourage, associates or household for Jeff and Lauren on this event … only a lowkey intimate dinner between husband and spouse after rubbing elbows with A-listers at their marriage ceremony over in Venice, Italy.

By the best way … AVIV serves superb Israeli delicacies. Aviv means “Spring” in Hebrew.

It is also the primary time Jeff and Lauren are again stateside since their marriage ceremony of the century abroad … we noticed them yachting with a bunch of well-known people after the ceremony, however now it is on to Florida.

Jeff and Lauren popping up within the MIA is smart … they’ve an enormous dwelling within the space.