From Newark, Polish Cemetery bus to Sleaford, Market Place. 51 min £6. From Newark, Lime Grove bus to Grantham, Bus Station then line 27 bus to Sleaford, Spar Shop. 1 h 39 min £5. From Newark, Albert Street bus to Newark North Gate, train to Grantham, then train to Sleaford. 2 h 4 min £20. From Newark on Trent taxi to Sleaford. 27 min £90. From Newark on Trent drive to Sleaford. 27 min £4.