Wyoming Gas Prices
Average price per gallon in Wyoming, updated 7/22/26 from AAA. Regular is currently $4.12/gal — $0.06 above the national average of $4.06.
Regular
$4.12
Mid-grade
$4.41
Premium
$4.69
Diesel
$4.88
Regular, change:▲ +$0.03 today▲ +$0.22 wk▼ $0.02 mo
Regular — recent trend (43 days)
Cheapest metros in Wyoming
| Metro | Regular | Diesel |
|---|---|---|
| Casper | $3.95 | $4.71 |
| Cheyenne | $3.98 | $4.87 |