OMA Reports A 5.6% Increase In January 2013 Passenger Traffic

MONTERREY, Mexico, Feb. 7, 2013 (GLOBE NEWSWIRE) -- Mexican airport operator Grupo Aeroportuario del Centro Norte, S.A.B. de C.V., known as OMA (Nasdaq:OMAB) (BMV:OMA), reports that terminal passenger traffic at its 13 airports increased 5.6% in January 2013, as compared to January 2012. Domestic traffic increased 6.1%, and international traffic decreased 3.4%.

Of total January traffic, 97.3% was commercial aviation and 2.7% was general aviation.

	Jan-12	Jan-13	Change %
Domestic	767,254	814,306	6.1
International	172,403	178,254	3.4
OMA Total	939,657	992,560	5.6
* Terminal passengers: includes passengers on the three types of aviation (commercial, charter, and general aviation), and excludes passengers in transit.

Domestic traffic increased in nine airports in January, with the most noteworthy increases in Monterrey (+9.2%), Reynosa (+50.2%), Culiacán (+9.7%), and Chihuahua (+6.8%). In Monterrey and Reynosa, traffic increased principally on the routes to Mexico City. Culiacán traffic increased on the Tijuana route. Chihuahua increased traffic on the Monterrey and Guadalajara routes. The largest traffic reductions were in Zihuatanejo (-17.5%), Ciudad Juárez (-5.1%), and Durango (-9.2%). Zihuatanejo and Ciudad Juárez traffic were affected by reductions in traffic on the Mexico City routes, while Durango had a reduction in general aviation traffic.

International traffic increased most significantly in Monterrey (+12.1%), with increases on the Dallas and Chicago routes. The largest decreases were at the Zacatecas (-30.2%) and Mazatlán (-6.0%) airports. Zacatecas was affected by reductions on the Chicago and Los Angeles routes. Mazatlán was affected by reduced traffic on the Seattle and Houston routes. 

The number of flight operations (takeoffs and landings) in January decreased 3.7% as compared to the same month of last year. The number of domestic operations decreased 4.7% and international operations increased 2.4%.

The full traffic report is available at http://ir.oma.aero .

This press release may contain forward-looking information and statements. Forward-looking statements are statements that are not historical facts. These statements are only predictions based on our current information and expectations and projections about future events. Forward-looking statements may be identified by the words "believe," "expect," "anticipate," "target," "estimate," or similar expressions. While OMA's management believes that the expectations reflected in such forward-looking statements are reasonable, investors are cautioned that forward-looking information and statements are subject to various risks and uncertainties, many of which are difficult to predict and are generally beyond the control of OMA, that could cause actual results and developments to differ materially from those expressed in, or implied or projected by, the forward-looking information and statements. These risks and uncertainties include, but are not limited to, those discussed in our most recent annual report filed on Form 20-F under the caption "Risk Factors." OMA undertakes no obligation to publicly update its forward-looking statements, whether as a result of new information, future events, or otherwise.

About OMA

Grupo Aeroportuario del Centro Norte, S.A.B. de C.V., known as OMA, operates 13 international airports in nine states of central and northern Mexico. OMA's airports serve Monterrey, Mexico's third largest metropolitan area, the tourist destinations of Acapulco, Mazatlán, and Zihuatanejo, and nine other regional centers and border cities. OMA also operates a hotel inside Terminal 2 of the Mexico City airport. OMA employs over 1,000 persons in order to offer passengers and clients, airport and commercial services in facilities that comply with all applicable international safety, security standards, and ISO 9001:2008. OMA's strategic shareholder members are ICA, Mexico's largest engineering, procurement, and construction company, and Aéroports de Paris Management, subsidiary of Aéroports de Paris, the second largest European airports operator. OMA is listed on the Mexican Stock Exchange (OMA) and on the NASDAQ Global Select Market (OMAB). For more information, please visit us at:

• Website: http://www.oma.aero
• Twitter: http://twitter.com/OMAeropuertos
• Facebook: http://www.facebook.com/pages/OMA/137924482889484

CONTACT: Jose Luis Guerrero Cortes
         OMA, CFO
         +52.81.8625.4300 ext.308
         [e-mail]
         
         Daniel Wilson
         Zemi Communications
         +1.212.689.9560 ext. 264
         [e-mail]