The Argentina international has been left behind in Catalunya with the other late returnees from World Cup 2014: Javier Mascherano, Dani Alves and the injured Neymar.
The Argentina ace has yet to feature since returning from World Cup duty and has been left behind in Catalunya to train alongside international teammate Javier Mascherano and Brazil fullback Dani Alves.
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Neymar did not travel to Finland either, with the Selecao starlet partaking in what Barcelona has termed "recovery work" as he continues his rehabilitation from the fractured vertebra he suffered in his country's quarterfinal win over Colombia.
Xavi and new signing Jeremy Mathieu have also remained in Barcelona because of their respective injury problems, though the latter did train normally with his teammates ahead of the flight to Finland.
In total, 14 first-team players have traveled for the friendly in Helsinki but both Alex Song and Ibrahim Afellay were omitted for "technical reasons", according to Barca's official website.
New coach Luis Enrique has included six Barca B players in his squad, including summer signing Alen Halilovic.
The Blaugrana kick off their Liga campaign with a game against Elche at Camp Nou on Aug. 24.