There are 7 Regular gas price reports in the past 5 days in Dyer, IN. The average Regular gas price in Dyer, IN is $2.50, which is $0.09 higher than U.S. national average Regular gas price $2.41. The lowest Regular gas price is $2.41 of Speedway (#6681) located at 718 Joliet St (US-30), Dyer, IN 46311.