This may not work... but I have lots of save files of Pokemon Emerald... and I always visit the water like between Pacidlog Town and under the sky pillar... and for some reason I alwaysfind a Latios... (after beating elite four and chose blue) weird.
You can find Latios on Pokemon Emerald, Ruby, and SoulSilver.
You can only get latias in sapphire get latios from ruby or emerald.
You have to lock it up on the pokedex.
answer... you need to trade from ruby or emerald!
No
go to route 118 enough to get latios or go near by pacifilog town
You have to find it somewhere in the Hoenn and use a masterball.
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You can find Latias and latios anywhere in Hoenn. You just have to get lucky.
Latios can be found anywhere the easiest routes where its spotted most is the west of mauville city and the right.
there is no BEST way to find him, everything is completely random.
No, you can only get Latias in Sapphire and Emerald and Latios in Ruby and Emerald.