Winter was elected as a Republican to the Seventy-sixth and to the three succeeding Congresses (January 3, 1939 – January 3, 1947). He was an unsuccessful candidate for renomination in 1946.
Winter was chosen as a Republican member of the U.S. House of Representatives for the Seventy-sixth and following sessions (January 3, 1939 – January 3, 1947). He did not succeed in getting re-elected in 1946.