Belmonte ran a half marathon best of 74:11 minutes in February 2009, then moved up to fourth on the Cuban all-time lists with a run of 2:39:57 hours in Santa Clara, Cuba. At the 2009 Central American and Caribbean Championships in Athletics, held in Havana, she topped the half marathon podium and claimed second in the 10,000 m behind fellow Cuban Yudileyvis Castillo. She ended her season with a half marathon win at the Marabana. She was the 5000 m champion at the Barrientos Memorial in 2010. In the marathon that year, she won at the "Olimpiada del Deporte Cubano" and was runner-up at the Panama City Marathon.