Wyoming Gas Prices
Average price per gallon in Wyoming, updated 9/5/26 from AAA. Regular is currently $4.37/gal — $0.23 above the national average of $4.15.
Regular
$4.37
Mid-grade
$4.67
Premium
$4.96
Diesel
$5.60
Regular, change:→ $0.00 today→ $0.00 wk▲ +$0.22 mo
Regular — recent trend (92 days)
$4.42$3.82
Cheapest metros in Wyoming
| Metro | Regular | Diesel |
|---|---|---|
| Cheyenne | $4.14 | $5.47 |
| Casper | $4.22 | $5.47 |