Their romance blossomed on the set of Adelaide film, Hotel Mumbai, last year.
And it seems Dev Patel, 27, and Tilda Cobham-Hervey's, 22, relationship is still going strong, with them spotted enjoying quality time together in Sydney.
The Daily Telegraph reported on Monday that Dev spent some time with Tilda and her family in Adelaide, before jetting into Sydney on Saturday.
Young love! Dev Patel and Tilda Cobham-Hervey snuck into Sydney on Saturday following a brief stay in Tilda's home city, Adelaide, last week
The couple enjoyed a low-profile visit and were apparently spied in the car park at Sydney Domestic Airport.
According to the publication, the duo's brief jaunt to the Australian city was kept very quiet.
Although they did pose for photos with adoring fans, the loved-up pair managed to steer clear of the spotlight.
Under wraps: The couple enjoyed a low-profile