Paco wrote:an amigo from Pakistan is traveling, and he wants to go to Mexico....then who knows where else.
A simple call to our justice-loving rulers in the White House would get him much closer to Mexico, distance-wise at least.
Seriously though, he should check return airfares even if he's going one-way, since often returns are cheaper anyway.
This site has a list of cheap airfare engines:
and includes a couple of Mexican ones that might be worth checking out.