ASUR Announces Passenger Traffic for June 2002.

Business Editors

Grupo Aeroportuario del Sureste, S.A. de C.V. (NYSE: ASR; BMV: ASUR) (ASUR) today announced that total passenger traffic for the month of June 2002 decreased by 4.4 percent from the comparable period last year.

Due to the current situation following the events

of September 11, 2001, in the U.S., ASUR's management is doing an extraordinary effort to publish passenger traffic figures for the company's airports on a monthly basis to keep investors well informed. Once the situation has normalized, ASUR management expects to return to normal quarterly reporting procedures.

All figures in this announcement reflect comparisons between the 35-day period from May 29 through July 2, 2002, and the equivalent 35-day period last year from May 30 through July 3, 2001. Transit and general aviation passengers are excluded.

Airport            June 2001       June 2002             % Change

Cancun              827,619         802,351                 (3.1)
Cozumel              70,146          57,986                (17.3)
Huatulco             25,801          24,280                 (5.9)
Merida               79,751          77,255                 (3.1)
Minatitlan           12,715          12,037                 (5.3)
Oaxaca               36,199          34,270                 (5.3)
Tapachula            17,149          15,699                 (8.5)
Veracruz             49,632          46,535                 (6.2)
Villahermosa         48,918          46,649                 (4.6)

ASUR Total        1,167,930       1,117,062                 (4.4)

By week, ASUR's total passenger traffic from May 29 through July 2, 2002 varied year-over-year as follows:

- Decreased by 4.7 percent for the seven-day period from May 29 through June 4;

- Decreased by 6.5 percent for the seven-day period from June 5 through 11;

- Decreased by 7.4 percent for the seven-day period from June 12 through 18 and;

- Decreased by 3.7 percent for the seven-day period from June 19 through 25.

- Increased by 0.2 percent for the seven-day period from June 26 through July 2.

Airport           % Change May 29 thru July 2, 2002,
                     vs. May 30 thru July 3, 2001

             May 29     June 5    June 12   June 19       June 26 to
           To June 4    To 11      To 18     To 25          July 2
             7 Days     7 Days    7 Days     7 Days         7 Days

Cancun        (5.0)      (5.2)      (5.7)      (1.6)          1.9
Cozumel      (21.3)     (14.0)     (19.3)     (17.4)         (15.0)
Huatulco      (2.9)      (6.3)      (9.2)     (11.4)         (0.5)
Merida        (2.4)      (7.7)      (8.6)      (5.8)          7.9
Minatitlan     2.0       (5.4)      (9.0)      (7.9)         (5.3)
Oaxaca         2.4      (10.5)     (13.4)      (7.0)          2.5
Tapachula     (3.3)     (24.4)      (8.9)       0.5          (4.0)
Veracruz       4.8       (6.9)      (7.4)      (8.4)        (12.1)
Villahermosa   1.7       (6.4)     (11.0)      (2.5)         (4.2)

ASUR Total    (4.7)      (6.5)      (7.4)      (3.7)          0.2

About ASUR:

Grupo Aeroportuario del Sureste, S.A. 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.