What is the distance between London to Newquay?

275 miles taking this route:

1. Take M4 to The WEST, from London, to M5 to The SOUTH WEST at J20, near Bristol.
2. Take M5 to The SOUTH WEST to A30 to BODMIN and OKEHAMPTON at J31.
3. Take A30 to A359 NEWQUAY via A39. Follow signs to A359 NEWQUAY.
4. Take A359 to Newquay.