Cheapest Gas in Aberdeen, SD
Updated April 5, 2026 — Prices updated regularly from EIA data
$2.91
Lowest price at Costco in Aberdeen
Finding Cheap Gas in Aberdeen
Hunting down the lowest gas price in Aberdeen, South Dakota is worth the effort. At $$2.91 per gallon at the cheapest outlet versus $$3.16 at the most expensive, you save $$3.75 on every 15-gallon fill-up.
Maximum Savings in Aberdeen
Choose Costco over Chevron
$0.25 per gallon
$3.75 per 15-gallon fill • $12.00 per year (est.)
Cheapest Brands in Aberdeen
| Rank | Brand | Est. Price | Savings vs. Most Expensive |
|---|---|---|---|
| #1 | Costco | $2.91 | $0.25 |
| #2 | Speedway | $3.03 | $0.13 |
| #3 | Circle K | $3.04 | $0.12 |
| #4 | Sunoco | $3.07 | $0.09 |
| #5 | Marathon | $3.08 | $0.08 |
| #6 | BP | $3.10 | $0.06 |
| #7 | Mobil | $3.11 | $0.05 |
| #8 | Exxon | $3.12 | $0.04 |
| #9 | Shell | $3.14 | $0.02 |
| #10 | Chevron | $3.16 | $0.00 |
Gas Saving Tips for Aberdeen Drivers
- Check if your grocery store offers fuel rewards. Kroger, Safeway, Giant, and many regional chains discount gas by 10-50 cents per gallon tied to grocery spending thresholds.
- Use regular unleaded unless your owner's manual specifically requires premium. For the majority of vehicles, there is zero performance benefit from a higher grade.
- Plan fill-ups along your existing commute route rather than making special trips. A station you pass daily that is 10 cents cheaper beats a special detour to a slightly better price.
- Pay cash at stations offering a cash vs. credit discount — typically 5-10 cents per gallon savings that adds up significantly over time.
- Do not let your tank run below a quarter — low fuel levels increase wear on electric fuel pumps and can lead to emergency fill-ups at inconvenient and expensive stations.
Nearby Cities with Cheaper Gas
Save on Gas, Invest in American Legacy
While you track every penny at the pump, own a piece of American history. Limited edition collectibles from our trusted partners.
Get Yours Now →