The 25-year-old actress, who got engaged to the 'Big Time Rush' singer, 24, earlier this year, exchanged vows on January 4 at the Grand Velas Riviera Nayarit in Puerto Vallarta, Mexico, reported E! online.
Vega shared a snapshot of the couple in matching hoods on Instagram with caption, "Destination Wedding Mexico."
She later took to Twitter to post a combination of their last names, to symbolise their alliance, "Mrs Penavega," she posted.
On the day of the wedding, Vega shared that her last minute nerves were kicking.