Nelson Semedo swept home the opener on 10 minutes, while Messi dinked in a lovely finish the second half.
Girona defender Bernardo was dismissed for two yellow cards in a match which could have been played in Miami, USA.
Champions Barca had support from La Liga for the contest to be staged at the Hard Rock Stadium, but withdrew the proposal in December after the Spanish Football Association (RFEF) and players’ union (AFE) objected.
Ernesto Valverde’s side could have had a more comfortable margin of victory, but Girona goalkeeper Bono saved efforts from Messi and Luis Suarez.
Home side Girona had plenty of chances of their own, but former Middlesbrough striker Cristhian Stuani could not find a way past Marc-Andre ter Stegen, being denied three times by the Germany international goalkee Lionel Messi scored his 26th objective of the season when Barcelona reestablished their five lead at the highest point of the standings with triumph more than 10-man Girona.
Barca saw their lead cut in Atletico Madrid’s triumph over the Levante on Saturday, however alleviated the inhabitants of Girona.
Nelson Semedo cleared the opening race home in 10 minutes, while Messi made a fine completion in the second half.
Girona safeguard, Bernardo, was sent off for two yellow cards in a match that could have been played in Miami, United States of America.
Champions Barca had the help of the Liga for the challenge to be held at the troublesome arena shake, however pulled back the proposition in December after the Spanish Football Federation (RFEF) and the restricting players association (AFE).
Ernesto Valverde’s group may have had a more agreeable edge than the success, however the ball carambola endeavors of Girona Bono Messi and Luis Suarez.
The home side of Girona had numerous odds to win, however previous Middlesbrough striker Cristhian Stuani couldn’t beat Marc-André ter Stegen, as the German national goalkeeper denied him multiple times.
Barca confront Sevilla in Copa del Rey on Wednesday, the need to invert a 2-0 shortfall in the main leg.
Barca face Sevilla in the Copa del Rey on Wednesday, needing to overturn a 2-0 deficit from the first leg.