At the age of twenty-four, Lobos signed up with the Spanish team Cádiz CF, playing in La Liga, the first division of Spain. His performance did not prevent the relegation of the team to Segunda División, the second division. Lobos spent two seasons in Cadiz.
Tigres UANL
In December 2007 by the hand of Enrique Borja, Lobos signed for four years with Tigres UANL on a $3.5 million deal. Almost finishing the Clausura 2008, Lobos underwent an operation on one of his knees. On August 11, 2010, Lobos re-signed for three more years with UANL. In 2011, the post of captain was given to him for being the most committed player. On December 11, 2011, Lucas lead Tigres to their third championship, and was awarded for the second time in a row as both, the MVP and best attacking midfielder of the Mexican League. On March, 2012, Alejandro Sabella, the head coach of the Argentina national team, stated that he was considering the chance to include Lobos in the team. On November, 2012, Lobos re-signed for three more years with UANL. On June 4, 2014, it was announced that Lobos was transferred to Mexican side Toluca on a $5 million deal. After the news of the transfer of Lobos to Toluca, over a hundred fans of Tigres UANL received him at the Monterrey International Airport chanting his name on an emotional farewell. Lobos left Tigres UANL as the last idol of the team and one of the greatest players in the club's history.
Deportivo Toluca F.C.
After his arrival to Toluca, Lucas Lobos became a regular starter under the command of José Saturnino Cardozo. Due his discrete performance in two seasons and an operation on a knee, Lobos was not registered to play the Apertura 2015 tournament. Hernan Cristante, Toluca's new head coach, stated that Lobos was not part of the plans of the team.
Return to Club de Gimnasia y Esgrima La Plata
In August, 2016, it was announced that Lobos would return to the team where he made his professional debut: Club de Gimnasia y Esgrima La Plata.
Amateur
After a discreet stage in Gimnasia y Esgrima La Plata, on July 29, 2017, it is confirmed that Lobos would not retire and decided to continue playing, now with amateur Club Unidos de Olmos of the Liga Amateur Platense.
A creative attacking midfielder, Lobos used to command the attack in the last third of the field. Under coach Ricardo Ferretti, he played as a central attacking midfielder in Tigres' 4–2–3–1 formation and as second striker in 4–4–1–1. Occasionally, Lobos also played as either left or right winger. He had a remarkable technical ability as did both, assisted and scored goals. A right-footed set-piece specialist, he was also known for his ability to score goals from free kicks. Former captain of Tigres, Lobos was praised by the media and the audience for his quality, professionalism and leadership. According to Goal.com, he "possesses vision, technique on the ball and a work ethic to go with his talent."
Personal life
Lobos and his wife Florencia are married since 2005. In 2006, his daughter Lola was born in Cadiz. On January 9, 2013, his twins, Lucia and Mateo were born in Monterrey. Lobos is fan of his former team Club de Gimnasia y Esgrima La Plata. In July 2013, Lobos became a naturalized Mexican citizen after settling in Mexico in 2008.