1. Via A13:
- Distance: 14.6 miles (23.5 km)
- Route: Start from Rainham, take the A13 east towards London. Continue for approximately 14.6 miles until you reach London.
2. Via B1332 and A13:
- Distance: 14.8 miles (23.8 km)
- Route: Start from Rainham, take the B1332 south for a short distance. Turn right onto the A13 east towards London. Continue for approximately 14.8 miles until you reach London.
3. Via A2 and A207:
- Distance: 15.1 miles (24.3 km)
- Route: Start from Rainham, take the A2 west for a short distance. Turn right onto the A207 south towards London. Continue for approximately 15.1 miles until you reach London.
It's important to note that these distances and routes may vary slightly due to specific road conditions and the exact starting and ending points in Rainham and London.