9 February 2011, Somma scored his first international goal against Kenya in only his second cap for South Africa. 21 March Somma was called up to the South Africa squad to face Egypt, however he was an unused substitute. In May 2011, South Africa legend Lucas Radebe said he believed that Somma could be the next Benni McCarthy for South Africa. 5 June Somma came on as a late substitute against Egypt to earn his 3rd cap in a 0–0 draw between the two countries.