Exhibit 8.1

List of Subsidiaries of Grupo Aeroportuario del Pacífico, S.A.B. de C.V.

(as of December 31, 2011)

Name of Company	Jurisdiction of Organization	Percentage Owned (1)			Description
Aeropuerto de Guadalajara, S.A. de C.V.	Mexico		100	%	Holds concession for Guadalajara International Airport
Aeropuerto de Tijuana, S.A. de C.V.	Mexico		100	%	Holds concession for Tijuana International Airport
Aeropuerto de Puerto Vallarta, S.A. de C.V.	Mexico		100	%	Holds concession for Puerto Vallarta International Airport
Aeropuerto de San José del Cabo, S.A. de C.V.	Mexico		100	%	Holds concession for Los Cabos International Airport
Aeropuerto de Hermosillo, S.A. de C.V.	Mexico		100	%	Holds concession for Hermosillo International Airport
Aeropuerto del Bajío, S.A. de C.V.	Mexico		100	%	Holds concession for Guanajuato International Airport
Aeropuerto de Morelia, S.A. de C.V.	Mexico		100	%	Holds concession for Morelia International Airport
Aeropuerto de La Paz, S.A. de C.V.	Mexico		100	%	Holds concession for La Paz International Airport
Aeropuerto de Aguascalientes, S.A. de C.V.	Mexico		100	%	Holds concession for Aguascalientes International Airport
Aeropuerto de Mexicali, S.A. de C.V.	Mexico		100	%	Holds concession for Mexicali International Airport
Aeropuerto de Los Mochis, S.A. de C.V.	Mexico		100	%	Holds concession for Los Mochis International Airport
Aeropuerto de Manzanillo, S.A. de C.V.	Mexico		100	%	Holds concession for Manzanillo International Airport
Servicios a la Infraestructura Aeroportuaria del Pacífico, S.A. de C.V.	Mexico		100	%	Provider of administrative services to our other subsidiaries
Corporativo de Servicios Aeroportuarios, S.A. de C.V.	Mexico		100	%	Provider of operational services to our other subsidiaries
Puerta Cero Parking, S.A. de C.V.	Mexico		100	%	Provider of car parking administration services to our other subsidiaries
GA del Pacífico Partipacoes do Brasil LTDA	Brazil		100	%	Holding company for other acquisitions (incorporated in 2010; not operational through the date of this filing)

(1) Grupo Aeroportuario del Pacífico, S.A.B. de C.V. directly holds 99.99% of the shares in each of our subsidiaries. The remaining shares of Servicios a la Infraestructura Aeroportuaria del Pacífico, S.A. de C.V. are held by Aeropuerto de Guadalajara, S.A. de C.V., while the remaining shares of our other subsidiaries are held by Servicios a la Infraestructura Aeroportuaria del Pacífico, S.A. de C.V. As a result, Grupo Aeroportuario del Pacífico, S.A.B. de C.V. directly or indirectly holds 100% of the shares of each of our subsidiaries.