How far does a snail travel in its lifetime?

A snail travels around 1mm/s (Wikipedia). There's 3.154*10^7 seconds in a year. That's 31540m per year (31.54km) if the snail did not rest. The Helix aspersa (Garden Snail) lives for 2–5 years (Escargot-World). read more

Snails appear to have a homing instinct over short distances, as proved by a famous experiment in 2010 that involved moving snails from the garden they were found in. But research published on Friday shows this homing instinct can be overcome for many snail populations. read more

A snail travels at 2.5m an hour. The Helix snail (edible) lives on average 2-3 years. Assuming constant motion could therefore move 67.5km in lifetime. read more