The Brief Gas prices in Minnesota dipped below $4 per gallon this week amid news of another potential peace deal with Iran. Despite a potential deal in Iran, experts say the recent attacks in the conflict between Russia and Ukraine could keep pressure on oil prices in the near future. Average gas prices in Minnesota dipped under $4 this week as another potential deal to end the Iran War is now reportedly in the works. Twin Cities gas prices drop but remain highWhat we know:GasBuddy reported the average price for gasoline in the Twin Cities was $3.97 per gallon. In Wisconsin, gas prices increased with the statewide average moving to $3.95 per gallon, up 6.9 cents from the previous week.