ASUR Announces Total Passenger Traffic for March 2009 Down 8.7% Year Over Year

April 6, 2009

MEXICO CITY , April 6 /PRNewswire-FirstCall/ -- Grupo Aeroportuario del Sureste, S.A.B. de C.V. (NYSE: ASR; BMV: ASUR) (ASUR), today announced that total passenger traffic for March 2009 decreased by 8.7% when compared to March 2008 .

This announcement reflects comparisons between March 1 through March 31, 2009 and March 1 through March 31, 2008 . Transit and general aviation passengers are excluded. It is important to consider that Easter and Holy weeks during 2008 were in March while in 2009 those will be in April.

Domestic Airport March* March % Change 2008 2009 Cancun 308,252 223,396 (27.5) Cozumel 8,776 6,427 (26.8) Huatulco 24,749 27,819 12.4 Merida 115,807 84,235 (27.3) Minatitlan 12,314 13,318 8.2 Oaxaca 46,657 45,906 (1.6) Tapachula 21,737 19,387 (10.8) Veracruz 75,136 70,705 (5.9) Villahermosa 86,685 64,601 (25.5) Total Domestic 700,113 555,794 (20.6) International Airport March* March % Change 2008 2009 Cancun 1,082,077 1,080,176 (0.2) Cozumel 65,085 53,346 (18.0) Huatulco 14,532 12,526 (13.8) Merida 14,173 9,273 (34.6) Minatitlan 347 357 2.9 Oaxaca 4,250 5,730 34.8 Tapachula 444 321 (27.7) Veracruz 6,013 5,393 (10.3) Villahermosa 4,835 3,856 (20.2) Total International 1,191,756 1,170,978 (1.7) Total Airport March* March % Change 2008 2009 Cancun 1,390,329 1,303,572 (6.2) Cozumel 73,861 59,773 (19.1) Huatulco 39,281 40,345 2.7 Merida 129,980 93,508 (28.1) Minatitlan 12,661 13,675 8.0 Oaxaca 50,907 51,636 1.4 Tapachula 22,181 19,708 (11.1) Veracruz 81,149 76,098 (6.2) Villahermosa 91,520 68,457 (25.2) ASUR Total 1,891,869 1,726,772 (8.7) *Note: Easter and Holy weeks during 2008 were in March while in 2009 those will be in April.

About ASUR:

Grupo Aeroportuario del Sureste, S.A.B. de C.V. (ASUR) is a Mexican airport operator with concessions to operate, maintain and develop the airports of Cancun , Merida , Cozumel , Villahermosa, Oaxaca , Veracruz , Huatulco , Tapachula and Minatitlan in the southeast of Mexico . The Company is listed both on the Mexican Bolsa, where it trades under the symbol ASUR, and on the NYSE in the U.S., where it trades under the symbol ASR. One ADS represents ten (10) series B shares.

SOURCE Grupo Aeroportuario del Sureste, S.A.B. de C.V.