Rubuta ci gaba don wannan sakin layi - López ya fara bugawa Costa Rica wasa a watan Agusta 1995 a wasan sada zumunta da Japan kuma ya sami adadin wasanni 76, inda ya ci kwallaye 6. Ya wakilci kasarsa a wasanni 22 na gasar cin kofin duniya na FIFA kuma ya buga wasanni 3 a lokacin gasar cin kofin duniya ta 2002 da aka gudanar a Koriya da Japan. Ya kuma taka leda a 1995 da 1997 UNCAF Nations Cups da kuma a 1998
, 2000, 2002 da 2003 CONCACAF Gold Cups da kuma 1997 Copa América. Ya kuma kasance memba ne na ƙungiyar da ba ta wasa ba a gasar Copa América ta 2001.