Idaho Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $3.89 | $4.06 | $4.35 | $4.27 | $4.13 |
| Month Ago Avg. | $3.88 | $4.06 | $4.34 | $4.26 | $4.13 |
Top 10 Gas Stations & Cheap Fuel Prices in Idaho
NomNom in Bonners Ferry (6723 Main St)
6723 Main St, Bonners Ferry, Idaho,
$3.25
May 29, 2026
0¢ Cashback
Chevron in Lewiston (1324 21st St)
1324 21st St, Lewiston, Idaho,
$3.30
May 29, 2026
0¢ Cashback
Texaco in Ammon (3480 E 17th St)
3480 E 17th St, Ammon, Idaho,
$3.34
May 29, 2026
0¢ Cashback
Chevron in Idaho Falls (3475 E 1st St)
3475 E 1st St, Idaho Falls, Idaho,
$3.42
May 29, 2026
0¢ Cashback
Holiday in Lewiston (504 Bryden Ave)
504 Bryden Ave, Lewiston, Idaho,
$3.46
May 29, 2026
0¢ Cashback
Phillips 66 in Blackfoot (70 S E Main St)
70 SE Main St, Blackfoot, Idaho,
$3.48
May 29, 2026
0¢ Cashback
Conoco in Rigby (182 S State St)
182 S State St, Rigby, Idaho,
$3.49
May 29, 2026
0¢ Cashback
Sinclair in Ammon (3480 E 1st St)
3480 E 1st St, Ammon, Idaho,
$3.49
May 29, 2026
0¢ Cashback
Walmart in Idaho Falls (1201 S 25th E)
1201 S 25th E, Idaho Falls, Idaho,
$3.50
May 29, 2026
0¢ Cashback
Sinclair in Idaho Falls (1520 Grandview Dr)
1520 Grandview Dr, Idaho Falls, Idaho,
$3.51
May 29, 2026
0¢ Cashback
Pricing Trends
Find Cheap Gas Prices In USA
Click on the state to view the State details
Gas Data Methodology
The fuel prices published in this guide are based on the results of research completed by Way.com’s data team. Using a mix of external and internal data, we analyzed millions of prices across U.S. ZIP codes and globally.