Hushovd completed the 164.5-kilometer stretch from Auray to Saint-Brieuc in 3 hours, 45 minutes and 13 seconds.
The top 75 riders all finished Stage 2 with the same time.
Alejandro Valverde, the Spaniard who won Stage 1 Saturday, remains the overall leader. He finished 12th in the main pack Sunday.
Kirchen is second overall, leading 11 riders just one second off the lead pace. Hushovd is 12th overall, seven seconds behind Valverde.