The 22-year-old former Miss France kept her fans updated as she hopped on a flight to Moscow to cheer on Mbappe at the Luzhniki Stadium, sharing uploads on her Instagram story.
The stunning model filmed a lavish red carpet leading to the plane as she informed her 366,000 followers she was on her way to Russia.
A second upload saw her laughing with a female pal on board as they made they made themselves comfortable in their seats.
Alicia then turned the camera on herself, showing off her glamorous look for the World Cup final.
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She could be seen teasing a glimpse of her assets in a red off-the-shoulder top as she pouted for the sultry Boomerang clip.
The beauty queen oozed sex appeal with smokey eye make-up and fluttering lashes, adding a slick of rosy pink lipstick.
Her beau is a breakthrough star of the World Cup 2018 and has been one of the most talked about players of the tournament.
He joined the starting line-up against Croatia as France launched their last effort to bring home the trophy for the first time since 1998.
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