From East Ham Underground Station Tube to King's Cross St. Pancras Underground Station, Tube to London Euston, then train to Coventry. 1 h 49 min £64. From East Ham Underground Station Tube to London Marylebone, train to Leamington Spa, Railway Station, then bus to Coventry, Queen Victoria Rd. 3 h 20 min £60. From East Ham drive to Coventry. 1 h 54 min £21.