Dalton connected on 20-of-31 passes and also scored on the ground for the Bengals (3-1), who posted their third consecutive win and remained tied with Baltimore atop the AFC North.
A.J. Green led Cincinnati's receiving corps with six grabs for 117 yards and a touchdown. Mike Nugent supplied a pair of field goals for the victors.
Blaine Gabbert was held to 186 yards on 23-of-34 passing efficiency for the Jaguars (1-3).