v3.26.1
Basis of presentation and accounting policies (Details)
 1 Months Ended 12 Months Ended
May 28, 2025
Oct. 31, 2024
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Abafor S.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary     100.00% 100.00% 100.00%
ACI Airport Sudamerica S.A.U.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary     100.00% 100.00% 100.00%
ACI Airports Italia S.A.U.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary     100.00% 100.00% 100.00%
America International Airports LLC          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary     100.00% 100.00% 100.00%
Anabe ITG S.L.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary     100.00% 100.00% 100.00%
Barnsley ITG S.L.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary     100.00% 100.00% 99.98%
Cargo & Logistics S.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary     85.21% 85.00% 82.89%
Cedicor S.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary   100.00% 100.00% 100.00% 100.00%
Cerealsur S.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary     100.00% 100.00% 100.00%
Corporacion Aeroportuaria S.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary     99.98% 99.98% 99.98%
Corporacion Africa Airports Nigeria Limited          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary     51.00% 51.00% 51.00%
Corporacin Amrica Italia S.p.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary 25.00%   100.00% 75.00% 75.00%
Corporacin Amrica Italia S.p.A. | Minimum          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary 46.71%        
Corporacin Amrica Italia S.p.A. | Maximum          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary 62.28%        
Corporacin Amrica S.A.U.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary     100.00% 100.00% 97.22%
Corporacion America Sudamericana S.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary     100.00% 99.29% 96.53%
DICASA Spain S.A.U.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary     100.00% 100.00% 100.00%
Inframerica Participacoes S.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary     99.98% 99.98% 99.98%
Yokelet S.L.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary     100.00% 100.00% 100.00%
Abuja Airport Concession Company          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary [1]     51.00% 51.00% 51.00%
ACI do Brasil S.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary [2]     99.99% 99.99% 99.99%
Aerocombustibles Argentinos S.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary [3]         94.79%
Aeropuerto de Bahia Blanca S.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary [3]     85.00% 85.00% 82.64%
Aeropuertos Argentina 2000 S.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary [3],[4]     85.00% 84.79% 82.69%
Aeropuertos del Neuquen S.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary [3]     77.70% 77.70% 75.54%
Armenia International Airports C.J.S.C.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary     100.00% 100.00% 100.00%
CAAirports International Services S.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary     100.00% 100.00% 100.00%
Consorcio Aeropuertos Internacionales S.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary     100.00% 100.00% 100.00%
Enarsa Aeropuertos S.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary [3]     80.00% 80.00% 77.77%
Inframrica Concessionria do Aeroporto de Brasilia S.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary [2]     50.99% 50.99% 50.99%
Kano Airport Concession Company Limited          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary [1]     51.00% 51.00% 51.00%
Paoletti Amrica S.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary [3],[5]     42.50% 42.39% 41.35%
Puerta del Sur S.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary     100.00% 100.00% 100.00%
Servicios y Tecnologia Aeroportuaria S.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary [3]     85.11% 84.90% 82.79%
Sinatus S.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary     100.00% 100.00% 100.00%
TCU S.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary     100.00% 100.00% 100.00%
Terminal Aeroportuaria Guayaquil S.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary [6]     50.00% 50.00% 49.99%
Texelrio S.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary [3]     59.50% 59.35% 57.88%
Toscana Aeroporti S.p.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary [7],[8]     62.28% 46.71% 46.71%
Villalonga Furlong S.A.          
Basis of presentation and accounting policies          
Proportion of ownership interest in subsidiary [3]     85.22% 85.01% 82.90%
[1] Operating company part of the structure related to the future Nigerian concessions (Note 26.b).
[2] In December 2023, ACIB incorporated ICASGA (Note 26.b).
[3] In October, 2024, Cedicor S.A. acquired the non-controlling participation of CASA, increasing its participation to 100%, indirectly modifying the participation in CASA’s subsidiaries.
[4] Includes a 9.35% direct interest of Cedicor S.A. in AA2000.
[5] The Group has control over this company based on having majority representation in the board, power to direct the process of setting of financial and operating policies and execute the operational management of such Company.
[6] The Group has control over this company based on having power to direct the process of setting of financial and operating policies and execute the operational management of such Company
[7] The Group TA has control over the following companies: Jet Fuel Co. S.r.l., Parcheggi Peretola S.r.l., Toscana Aeroporti Engineering S.r.l. and TAC.
[8] The Group has control over this company based on having a majority stake in CAIT that has 62.28% of ownership of TA, power to direct the process of setting of financial and operating policies and execute the operational management of such Company.