MEXICO CITY, April 7, 2008 /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 2008 increased by 18.7% when compared to March 2007. All figures in this announcement reflect comparisons between March 1 through March 31, 2007 and 2008. Transit and general aviation passengers are excluded. Domestic March March Airport 2007 2008 % Change Cancun 225,055 308,252 37.0 Cozumel 5,323 8,776 64.9 Huatulco 23,944 24,749 3.4 Merida 88,461 115,807 30.9 Minatitlan 17,073 12,314 (27.9) Oaxaca 40,822 46,657 14.3 Tapachula 18,533 21,737 17.3 Veracruz 72,831 75,136 3.2 Villahermosa 63,110 86,685 37.4 Total Domestic 555,152 700,113 26.1 International March March Airport 2007 2008 % Change Cancun 934,777 1,082,077 15.8 Cozumel 62,994 65,085 3.3 Huatulco 14,673 14,532 (1.0) Merida 12,851 14,173 10.3 Minatitlan 305 347 13.8 Oaxaca 3,034 4,250 40.1 Tapachula 247 444 79.8 Veracruz 5,091 6,013 18.1 Villahermosa 4,127 4,835 17.2 Total International 1,038,099 1,191,756 14.8 Total Airport March March % Change 2007 2008 Cancun 1,159,832 1,390,329 19.9 Cozumel 68,317 73,861 8.1 Huatulco 38,617 39,281 1.7 Merida 101,312 129,980 28.3 Minatitlan 17,378 12,661 (27.1) Oaxaca 43,856 50,907 16.1 Tapachula 18,780 22,181 18.1 Veracruz 77,922 81,149 4.1 Villahermosa 67,237 91,520 36.1 ASUR Total 1,593,251 1,891,869 18.7 It is important to note that during 2008 the Easter and Holy week holidays both fell in March while in 2007 both holiday weeks fell 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. DATASOURCE: Grupo Aeroportuario del Sureste, S.A.B. de C.V. CONTACT: Lic. Adolfo Castro of ASUR, (52) 55-5284-0408, ; Susan Borinelli, +1-646-452-2333, , or Maura Gedid, +1-646-452-2335, , both of Breakstone Group for Grupo Aeroportuario del Sureste, S.A.B. de C.V.

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