Montana Gas Prices

For the second week of 2026, average gas prices in Montana haven’t changed.

For the first week of 2026, average gas prices in Montana have dropped.

Average gas prices in Montana haven’t increased since September 2, 2025.

Average gas prices in Montana have increased in 25 out of 50 weeks, but haven’t increased since September 2, 2025.

Average gas prices in Montana haven’t increased since September 2, 2025.

Average gas prices in Montana have increased in 25 out of 48 weeks, but have dropped in 9 out of the past 10 weeks.

Average gas prices in Montana have increased in 25 out of 47 weeks.

After dropping eight weeks in a row, prices didn’t move this week.

Average gas prices in Montana have increased in 25 out of 45 weeks.

Average gas prices in Montana have increased in 25 out of 44 weeks.