"Eastward" is a song written by Billie Hughes originally recorded in 1971 by Hughes' band Lazarus on their eponymous Lazarus album. American male pop vocal trio The Lettermen covered the song and released it as a single from the Lettermen album Now and Forever in 1974 on Capitol Records. The song was produced by the Lettermen and arranged and conducted by Vince Morton. It peaked at #16 on the Adult Contemporary Billboard chart. It was considered a notable Lettermen single.

The Lettermen are an American male pop vocal trio whose trademark is close-harmony pop songs with light arrangements. The group started in 1959. They have had two Top 10 singles, 16 Top 10 singles on the Adult Contemporary chart, 32 consecutive Billboard chart albums, 11 gold records, and five Grammy nominations.