You must first defeat all 8 Johto Gym Leaders and collect their badges and defeat the Elite 4. Once this is done, Professor Elm will call and give you the Ticket for the Fast Ship to Vermilion City.
Surf south of Pallet town
go south of pallet town
go to the seafoam islands from pallet town(south from pallet town and east from cinnabar)
If you surf south of Pallet Town, Cinnabar Island is that way.
surf at the south of pallet town
From Pallet town surf South and it should be there.
You need to get surf from the safari zon then surf down from pallet town
Surf there from pallet town (home town)
you need to use surf to get to cinnabar from pallet town
You must get to Pallet Town. If you do not have fly, you have to wake up the Snorlax east of Vermilion and travel through Diglett's Tunnel. Travel south of Pewter City and surf south of Pallet Town. Surfing directly south will get you to Cinnabar Island.
Surf south from Pallet town and find Blue on Cinnabar Island.
South of Pallet Town