Rihanna in Honolulu
Starsurf/Splash News Online
04/02/2009 at 01:00 PM EDT
She definitely wasn't dressed in blue to match her mood. Rihanna
, sporting a new hairstyle, smiled and laughed as walked through Honolulu airport Wednesday.
The 21-year-old singer slipped undetected through LAX at the start of her latest getaway, according to a source, and has been staying at a hotel on the Hawaiian island of Oahu.
Rihanna has been traveling a lot since allegedly being assaulted
by Chris Brown
, 19, in February. After a solo trip to Mexico, she and Brown reconciled and spent time together in Miami
and L.A. In mid-March, Rihanna hit N.Y.C. – sans
Brown. At the time, a source told PEOPLE
, "She is looking forward to getting back to work and focusing on her career again."