GDL, eh? Then I presume you'll be buying a ticket to Mazatlan?

ROUTING 306
FROM-TO YYC-AC-DEN-MX-MZT*
FROM-TO YYC-UA-DEN-MX-MZT*
FROM-TO YYC-AA-CHI-MX-GDL-MX-MZT*
FROM-TO YYC-AA-CHI-MX-MEX-MX-MZT*
FROM-TO YYC-AC-CHI-MX-MEX-MX-MZT*
FROM-TO YYC-AC-LAX-MX-MEX-MX-MZT*
FROM-TO YYC-AC-SFO-MX-MEX-MX-MZT*
FROM-TO YYC-AA-CHI-MX-PVR-MX-MZT*
FROM-TO YYC-AA-CHI-MX-GDL-MX-PVR-MX-MZT*
FROM-TO YYC-MX/AC-LAX-MX-MZT*
FROM-TO YYC-MX/AC-LAX-MX-MEX-MX-MZT*

'Course, there is that oneworld thing.