25 miles
245 miles taking this route:Take M4(W) SOUTH WALES, from Reading, to M5 to The SOUTH WEST, at J20 near Bristol.Take M5 to A30 to BODMIN and OKEHAMPTON at J31.Take A30 to A39 TRURO.Take A39 to Truro.
350 miles taking this route:Take A30 BODMIN (via A39 from Truro), to M5 in Exeter.Follow M5 to M4 LONDON at J15 near Bristol.Take M4 to M25(N) WATFORD at J4B.Take M25, around London, to M11 towards HARLOW, STANSTED and CAMBRIDGE at J27.Take M11 to Cambridge.
538 miles
About 700 miles.
335 miles taking this route:Go up to A30 BODMIN via A39; once you are on A30 BODMIN, take A30 across to M5.Take M5 up to M42 to The NORTH EAST at J3.Take M42 & A42 up to A453 NOTTINGHAM (S); EXIT.Take A453 to A46 NEWARK via A52 GRANTHAM.Take A46 to LINCOLN.
277 miles
Truro to York is 383 miles.
About 100 km... so around 60 miles
Truro, Cornwall to Plymouth, Devon is 56 miles.
The distance between Truro, Cornwall, and Jakarta, Indonesia is 7,505 miles (12,078 km)
532 road miles form Truro, MA to Fredericton, NB
About 820 miles.