Don't get pumped.
As of 20 October 2026, the cheapest unleaded petrol in Underdale, SA is 232.9c per litre at OTR, Underdale. Prices range from 232.9c to 232.9c across 1 stations, averaging 232.9c per litre.
Compare fuel prices from 1+ stations in Underdale. Average: 232.9c/L
Last updated: 02:20 AM, 19 Oct 2026
Petrol prices in Underdale currently range from 232.9c to 232.9c per litre for unleaded fuel, with motorists paying an average of 232.9c/L. We're tracking live prices from 1 service stations, which means you could save up to $0.00 on a 50L tank simply by choosing the right station. View all South Australia prices for broader comparisons.
Compare all fuel types in Underdale: Unleaded (ULP) from 232.9c/L, Premium 95 from 250.4c/L, Premium 98 from 255.9c/L. Each fuel type page shows the cheapest stations in the area, helping you find the best deal whether you need regular unleaded, premium fuel, or diesel.
South Australian prices are typically lowest Monday to Wednesday. Avoid filling up on weekends when prices tend to be higher. Check our Best Time to Fill Up guide for detailed advice.
Prices for Underdale are sourced from SA Fuel Pricing, updated several times a day. Compare prices by brand or view our full station directory for more options.
South Australia shows moderate price cycling with mid-week peaks.
75% of stations in Underdale are showing great value right now
Distribution of stations across cycle phases in Underdale
Based on historical price patterns in Underdale, Wednesday tends to offer the best prices. Midweek can be a sweet spot before weekend price hikes.
| Rank | Station | Brand | Suburb | Price | Updated |
|---|---|---|---|---|---|
| OTR Underdale | OTR | Underdale | 232.9c | Yesterday, 2:20am |
| Rank | Station | Brand | Suburb | Price | Updated |
|---|---|---|---|---|---|
| OTR Underdale | OTR | Underdale | 250.4c | Yesterday, 2:20am |
| Rank | Station | Brand | Suburb | Price | Updated |
|---|---|---|---|---|---|
| OTR Underdale | OTR | Underdale | 255.9c | Yesterday, 2:20am |
Find the best value by suburb - average unleaded petrol prices:
| Suburb | Stations | Average Price | Cheapest Price |
|---|
Save money at these stations with the lowest ULP prices. Prices shown for all available fuel types:
| Station | Address | Brand | ULP | E10 | Diesel | P95 | P98 | Updated |
|---|---|---|---|---|---|---|---|---|
| OTR Underdale | 282 Henley Beach Rd & Holbrooks Rd | OTR | 232.9c | - | - | 250.4c | 255.9c | Yesterday, 2:20am |
Avoid overpaying - these stations have the highest ULP prices:
| Station | Address | Brand | ULP | E10 | Diesel | P95 | P98 | Updated |
|---|---|---|---|---|---|---|---|---|
| OTR Underdale | 282 Henley Beach Rd & Holbrooks Rd | OTR | 232.9c | - | - | 250.4c | 255.9c | Yesterday, 2:20am |
Savings Tip: Price difference between cheapest (232.9c/L) and most expensive (232.9c/L): 0.0c per litre. On a 50L tank, choosing the cheapest station saves you $0.00!
Compare fuel prices in these nearby locations:
Underdale has 1 petrol stations. Right now, ULP (unleaded petrol) prices in Underdale range from 232.9c/L to 232.9c/L (a difference of 0.0c/L).
Data from official government fuel price schemes, updated throughout the day. We track live prices from major fuel brands including Ampol, Shell, BP, 7-Eleven, Coles Express, and independent service stations. The current average price is 232.9c/L (last updated: 02:20 AM, 19 Oct 2026).
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