|Sport(s)||American football, Canadian football|
Dalton began coaching in 1958 as Trinidad State Junior College's head coach. In 1961 he became head coach of Western State College. He had a 33-12 record at WSC and in 1964 led the Mountaineers to the Mineral Bowl. In his five seasons as coach he led WSC to four Rocky Mountain Conference championships.
He moved to the professional ranks in 1966 as the Defensive Coordinator of the Montreal Alouettes. In 1967 he was promoted to head coach after Darrell Mudra resigned to coach the University of Arizona Wildcats. He was fired after the 1969 season and was replaced by the team's former quarterback, Sam Etcheverry. He had a 7-31-4 record over three seasons. In 1971 he stayed in the CFL, becoming the Offensive Line and Wide Receivers Coach of the British Columbia Lions.
He returned to the pros in 1974 as the Denver Broncos Wide Receivers Coach. In 1977 he joined Lou Saban's coaching staff, serving as the Quarterbacks and Receivers Coach of the Buffalo Bills. After not being retained by Chuck Knox, Dalton held the same position with the Kansas City Chiefs under Marv Levy, another former Alouettes coach. After Levy was fired, he moved to the Houston Oilers coaching staff as Offensive Coordinator under Ed Biles, Chuck Studley, and Hugh Campbell. In 1985 he rejoined Buffalo Bills as Quarterbacks Coach before returning to the Broncos the following season as Wide Receivers Coach.
In 1987 he returned to his alma mater Colorado State University as the team's Offensive Coordinator. In 1989 he became the Offensive Coordinator at the University of Northern Colorado, a position he would hold for eleven years before his promotion to head coach. The Bears won Division II national championships in 1996 and 1997. Quarterback Corte McGuffey won the Harlon Hill Trophy as the NCAA Division II college football player of the year in 1999.
In 2000, Dalton was promoted to head coach when Joe Glenn accepted the same position at the University of Montana. He would guide the team through the early portion of the school's transition from Division II to Division I (I-AA in football). He was relieved of his duties December 2, 2005 by athletic director Jay Hinrichs. Dalton had a 38-31 record in six seasons as the Bears' head coach. 
- 1958-1960 Trinidad State Junior College - HC
- 1961-1965 Western State College - HC
- 1966 Montreal Alouettes - DC
- 1967-1969 Montreal Alouettes - HC
- 1971 British Columbia Lions - WR/OL
- 1972-1973 University of Colorado - OC
- 1974-1976 Denver Broncos - WR
- 1977 Buffalo Bills - QB/WR
- 1978-1982 Kansas City Chiefs - QB/WR
- 1983-1984 Houston Oilers - OC
- 1985 Buffalo Bills - QB
- 1986 Denver Broncos - WR
- 1987-1988 Colorado State University - OC
- 1989-1999 University of Northern Colorado - OC
- 2000-2005 University of Northern Colorado - HC