Kellan Lutz & Sharni Vinson: LAX Lovebirds!

Kellan Lutz and his girlfriend Sharni Vinson arrive at LAX Airport on Sunday (April 7) in Los Angeles.

The 28-year-old Twilight actor and the 29-year-old Step Up 3D actress arrived back on the west coast after a quick weekend getaway.

PHOTOS: Check out the latest pics of Kellan Lutz

It was announced last week that Kellan will be playing the title role in Hercules 3D, an upcoming live action movie based on the legendary myth!

15+ pictures inside of Kellan Lutz and Sharni Vinson at the airport…