The bride-to-be had taken an 11-hour overnight Air France flight from Los Angeles that departed Saturday afternoon.
Unlike what she'll wear when she walks down the aisle, Kardashian chose to dress in all black for her journey. She wore a top with plunging neckline, harem pants and a black leather jacket.
Guests arriving for Kimye's wedding have reportedly been told to gather in Paris May 23 for a rehearsal dinner.
Their European destination wedding will take place May 24 and Radar will have all the latest details when Kardashian says "I do" for the third time.